Difference between revisions of "Puch cylinder kit summary"

From Moped Wiki
Jump to: navigation, search
(I added port map. It a crappy port map it was late)
 
(49 intermediate revisions by 16 users not shown)
Line 1: Line 1:
 
This is a summary of all known Puch (Maxi) cylinders. This information is as-is and not guaranteed to be correct.
 
This is a summary of all known Puch (Maxi) cylinders. This information is as-is and not guaranteed to be correct.
 
 
  
 
== Puch 50cc Stock old model (38mm) ==
 
== Puch 50cc Stock old model (38mm) ==
 
 
Stock Puch cylinder with open ports.
 
Stock Puch cylinder with open ports.
 
  
 
[[Image:Cil1-resize.jpg]]
 
[[Image:Cil1-resize.jpg]]
 
[[Image:Cil2-resize.jpg]]
 
[[Image:Cil2-resize.jpg]]
  
 +
'''Distinguishing marks:'''
 +
*Small, unconnected cooling fins
 +
*Open ports
 +
*Rectangular intake
  
Distinguishing marks:
+
'''Pros:'''
 
+
:+ Reliable
Small, unconnected cooling fins
+
:+ Wear-proof
 
 
Open ports
 
 
 
Rectangular intake
 
 
 
 
 
+ Reliable
 
 
 
+ Wear-proof
 
  
- Discontinued
+
'''Cons:'''
 +
:- Discontinued
  
 +
'''Description:'''
 +
*Aluminum with chromed wall
 +
*Intake port: oval
 +
*Ports: 2
 +
*Exhaust port: oval
  
Aluminium with chromed wall
+
'''Special points of interest:'''
 
+
*Open ports.  
Intakeport: oval
+
*16mm carb fits without modifying.
 
+
*Revs higher than the closed ports version.  
Ports: 2
+
*Less torque than the closed ports version.
 
 
Exhaustport: oval
 
 
 
 
 
Special points of interest:  
 
 
 
Open ports.  
 
 
 
16mm carb fits without modifying.
 
 
Revs higher than the closed ports version.  
 
 
 
Less torque than the closed ports version.
 
  
  
 
== Puch 50cc Stock new model (38mm) ==
 
== Puch 50cc Stock new model (38mm) ==
 
 
Stock Puch cylinder with closed ports.
 
Stock Puch cylinder with closed ports.
  
 +
[[Image:Hi-torque -22, 2.JPG]]
 +
[[Image:Hi-torque -22, 4.JPG]]
  
Distinguishing marks:
+
'''Distinguishing marks:'''
 +
*Bigger, connected cooling fins
 +
*Round intake
  
Bigger, connected cooling fins
+
'''Pros:'''
 +
:+ Reliable
  
Round intake
+
'''Cons:'''
 +
:- Discontinued
  
 +
'''Description:'''
 +
*Cast-iron
 +
*Intake port: oval
 +
*Ports: 2
 +
*Exhaust port: oval
  
+ Reliable
+
'''Special points of interest:'''
 
+
*More torque than open ports version.
- Discontinued
+
*Revs less high than open ports version.
 
 
 
 
Cast-iron
 
 
 
Intakeport: oval
 
 
 
Ports: 2
 
 
 
Exhaustport: oval
 
 
 
 
 
Special points of interest:  
 
 
 
More torque than open ports version.
 
 
Revs less high than open ports version.
 
  
  
 
== Airsal 50cc (as stock) (38mm) ==
 
== Airsal 50cc (as stock) (38mm) ==
 
 
Replacement cylinder for stock Puch cylinders. Has closed ports.
 
Replacement cylinder for stock Puch cylinders. Has closed ports.
 
  
 
[[Image:Cil3-resize.jpg]]
 
[[Image:Cil3-resize.jpg]]
 
[[Image:Cil4-resize.jpg]]
 
[[Image:Cil4-resize.jpg]]
  
 +
'''Distinguishing marks:'''
 +
*Bigger cooling fins than stock cylinders with open ports.
 +
*In contrary to the fast 50cc Airsal, no logo.
  
Distinguishing marks:
+
'''Pros:'''
 
+
:+ Reliable
Bigger cooling fins than stock cylinders with open ports.
+
:+ Cheap
 
 
In contrary to the fast 50cc Airsal, no logo.
 
 
 
 
 
+ Reliable
 
 
 
+ Cheap
 
 
 
- Rattles somewhat
 
 
 
- Poorly finished
 
 
 
  
Aluminium with nicasil wall
+
'''Cons:'''
 +
:- Rattles somewhat
 +
:- Poorly finished
  
Intakeport: oval
+
'''Description:'''
 +
*Aluminum with nicasil wall
 +
*Intake port: oval
 +
*Ports: 2
 +
*Exhaust port: oval
  
Ports: 2
+
'''Special points of interest:'''
 +
*Finishing the edges of the ports is recommended.
  
Exhaustport: oval
+
Port map: [[File:Port map .jpg|thumb]]
 
 
 
 
Special points of interest:  
 
 
 
Finishing the edges of the ports is recommended.
 
  
 
== Zeta 50cc (fast) (38mm) ==
 
== Zeta 50cc (fast) (38mm) ==
 
  
 
[[Image:Cil5-resize.jpg]]
 
[[Image:Cil5-resize.jpg]]
Line 126: Line 94:
 
[[Image:Cil7-resize.jpg]]
 
[[Image:Cil7-resize.jpg]]
  
 +
'''Pros:'''
 +
:+ Accelerates faster than stock Puch cylinders
 +
:+ Has a higher top speed than stock Puch cylinders
 +
:+/- Powerband comes higher than stock Puch cylinders
 +
:+ 7 Ports
  
+ Accelerates faster than stock Puch cylinders
+
'''Cons:'''
 
+
:- Less bottom end power
+ Has a higher top speed than stock Puch cylinders
 
 
 
+/- Powerband comes higher than stock Puch cylinders
 
 
 
- 4 ports
 
 
 
 
 
Cast-iron
 
 
 
Intakeport: oval
 
 
 
Ports (128º): 2
 
 
 
Exhaustport (159º): oval
 
 
 
Blowdown: 15,5
 
 
 
  
Special points of interest:  
+
'''Description:'''
 
+
*Cast-iron
Nice cylinder to replace stock Puch cylinder.
+
*Intake port: oval
 +
*Ports (128º): 2
 +
*Exhaust port (159º): oval
 +
*Blowdown: 15.5
  
 +
'''Special points of interest:'''
 +
*Nice cylinder to replace stock Puch cylinder.
  
 
== Airsal 50cc (fast) (38mm) ==
 
== Airsal 50cc (fast) (38mm) ==
 
 
Many say: Best fast 50cc.
 
Many say: Best fast 50cc.
 
  
 
[[Image:Cil8-resize.jpg]]
 
[[Image:Cil8-resize.jpg]]
Line 161: Line 120:
 
[[Image:Cil10-resize.jpg]]
 
[[Image:Cil10-resize.jpg]]
  
 +
'''Distinguishing marks:'''
 +
*Round logo on upper-left cooling fin
 +
*Cooling fins like the closed ports Puch cylinder, but not connected to each-other.
  
Distinguishing marks:
+
'''Pros:'''
 +
:+ Reliable
  
Round logo on upper-left cooling fin
+
'''Cons:'''
 +
:- Sometimes poorly finished
 +
:- 4 ports
  
Cooling fins like the closed ports Puch cylinder, but not connected to each-other.
+
'''Description:'''
 +
*Aluminum with nicasil wall
 +
*Intake port: oval
 +
*Ports: 2
 +
*Exhaust port: oval
 +
*[http://img186.imageshack.us/img186/6684/airsal50ccmw6.jpg Click to view port map]
  
 +
'''Special points of interest:'''
 +
*Good timing and most of the times the finish on the ports is good.
  
+ Reliable
 
 
- Sometimes poorly finished
 
 
- 4 ports
 
 
 
Aluminium with nicasil wall
 
 
Intakeport: oval
 
 
Ports: 2
 
 
Exhaustport: oval
 
 
 
Special points of interest:
 
 
Good timing and most of the times the fnish on the ports is good.
 
  
 
== 50cc TCCD / RGD (fast) (38mm) ==
 
== 50cc TCCD / RGD (fast) (38mm) ==
 
 
Very fast 50cc.
 
Very fast 50cc.
 
  
 
[[Image:Cil11-resize.jpg]]
 
[[Image:Cil11-resize.jpg]]
 
[[Image:Cil12-resize.jpg]]
 
[[Image:Cil12-resize.jpg]]
  
 +
'''Pros:'''
 +
:+ Fast
 +
:+ 6 ports
  
+ Fast
+
'''Cons:'''
 +
:- Poor piston
  
+ 6 ports
+
'''Description:'''
 
+
*Aluminum with nicasil wall
- Poor piston
+
*Intake port: oval
 
+
*Ports (114º): 4
 
+
*Exhaust port (164º): oval
Aluminium with nicasil wall
+
*Blowdown: 25
 
 
Intakeport: oval
 
 
 
Ports (114º): 4
 
 
 
Exhaustport (164º): oval
 
 
 
Blowdown: 25
 
  
  
 
== Metrakit 50cc (38mm) ==
 
== Metrakit 50cc (38mm) ==
 
 
Fast 50cc.
 
Fast 50cc.
 
  
 
[[Image:Cil13-resize.jpg]]
 
[[Image:Cil13-resize.jpg]]
  
 +
'''Distinguishing marks:'''
 +
*Big black cooling fins with unique shape
 +
*Cast-iron
  
+ Fast
+
'''Pros:'''
 
+
:+ Fast
- Expensive
 
 
 
 
 
Distinguishing marks:
 
 
 
Big black cooling fins with unique shape
 
 
 
 
 
Cast-iron
 
 
 
Intakeport: oval
 
  
Ports (?º): 4
+
'''Cons:'''
 +
:- Expensive
  
Exhaustport (?º): oval
+
'''Description:'''
 +
*Intake port: oval
 +
*Ports (?º): 4
 +
*Exhaust port (?º): oval
 +
*Blowdown: ?
  
Blowdown: ?
+
'''Special points of interest:'''
 
+
*Big intake that can handle an 18mm carb
 
 
Special points of interest:  
 
 
 
Big intake that can handle an 18mm carb
 
  
  
 
== Eurocilindro/Athena AJH 50cc (38mm) ==
 
== Eurocilindro/Athena AJH 50cc (38mm) ==
 
 
VERY fast 50cc reed-valve kit
 
VERY fast 50cc reed-valve kit
 
  
 
[[Image:Cil14-resize.jpg]]
 
[[Image:Cil14-resize.jpg]]
Line 259: Line 195:
 
[[Image:Cil16-resize.jpg]]
 
[[Image:Cil16-resize.jpg]]
  
 +
'''Distinguishing marks:'''
 +
*Big reed-valve intake
  
Distinguishing marks:
+
'''Pros:'''
 
+
:+ Wear-proof
Big reed-valve intake
+
:+ VERY fast
 
+
:+ Reed-valve intake
 
+
:+ Fits a big carb
+ Wear-proof
 
 
 
+ VERY fast
 
 
 
+ Reed-valve intake
 
 
 
+ Fits a big carb
 
 
 
- Pistons are hard to get
 
 
 
 
 
Aluminium with chrome wall
 
 
 
Intakeport (variable): Raised intake as booster-port
 
 
 
Ports (121º): 4 main ports + 1 booster-port (114º)
 
 
 
Exhaustport (175º): oval
 
  
Blowdown: 27
+
'''Cons:'''
 +
:- Pistons are hard to get
 +
:- The valves has tendency to break, change to carbon valves asap. 
  
 +
'''Description:'''
 +
*Aluminum with chrome wall
 +
*Intake port (variable): Raised intake as booster-port
 +
*Ports (121º): 4 main ports + 1 booster-port (114º)
 +
*Exhaust port (175º): oval
 +
*Blowdown: 27
 +
*[[:Image:Athena 50cc reedvalve portmap.JPG|Click to view port map]].
  
Special points of interest:  
+
'''Special points of interest: '''
 +
*Reed-valve intake
 +
*Pulls hard and has high top speed.
 +
*Reaches 12,000 RPM unmodified.
  
Reed-valve intake
+
==Parmakit 50cc==
  
Pulls hard & has high topspeed.
+
[[Image:50cc parmakit.jpg]]<br>
 +
[[Image:50cc parmakit 2.jpg]]
  
Reaches 12.000 RPM unmodified.
+
'''Pros:'''
 +
:+ Largest transfers of any 50cc kit
 +
:+ Lots of torque
 +
:+ Reliable
  
Comes with a 2-valve reed-valve, but takes a 4-valve Honda reed-valve with a simple riser & Honda intake.
+
'''Cons:'''
 +
:- Discontinued ( supposedly, there are a few out there still ) 
  
 +
'''Description:'''
 +
*The front of the exhaust port is 32mm from the top of the cylinder 14.5mm x 27mm wide
 +
*The back of the intake port is 20mm from the back of the cylinder skirt 13mm x 25mm wide
 +
*Boost port in front of that is spaced 2mm forward of the intake port and is 18mm x 14m wide
 +
*All the side ports are 11mm x 13mm wide
 +
*[http://westseattleryan.files.wordpress.com/2009/03/100_0667.jpg?w=420&h=630 Click to view port map].
  
 
== Autisa 60cc (42mm) ==
 
== Autisa 60cc (42mm) ==
 
  
 
[[Image:Cil17-resize.jpg]]
 
[[Image:Cil17-resize.jpg]]
Line 306: Line 248:
 
[[Image:Cil20-resize.jpg]]
 
[[Image:Cil20-resize.jpg]]
  
 +
'''Description:'''
 +
*Aluminum with nicasil wall
 +
*Intake port (110º): Oval with half bar in the top
 +
*Ports (128º): 2
 +
*Exhaust port (158º): oval
 +
*Blowdown: 15
  
Aluminium with nicasil wall
+
'''Special points of interest:'''
 
+
*Pretty rare cylinder
Intakeport (110º): Oval with half bar in the top
+
*Half bar in the intake.
 
 
Ports (128º): 2
 
 
 
Exhaustport (158º): oval
 
 
 
Blowdown: 15
 
 
 
 
 
Special points of interest:  
 
 
 
Pretty rare cylinder
 
 
 
Half bar in the intake.
 
  
  
 
== Malossi 60cc (42mm) ==
 
== Malossi 60cc (42mm) ==
 
  
 
[[Image:Cil21-resize.jpg]]
 
[[Image:Cil21-resize.jpg]]
Line 332: Line 266:
 
[[Image:Cil23-resize.jpg]]
 
[[Image:Cil23-resize.jpg]]
  
 +
'''Pros:'''
 +
:+ Pretty quick for a 60cc
  
+ Pretty quick for a 60cc
+
'''Cons:'''
 +
:- Exhaust port is hard to modify
  
- Exhaustport is hard to modify
+
'''Description:'''
 +
*Aluminum with nicasil wall
 +
*Intake port (122º): oval
 +
*Ports (110º): 2
 +
*Exhaust port (159º): oval
 +
*Blowdown: 24,5
 +
*Boost ports (90º): 2
 +
*Diameter exhaust port: 25mm
 +
*[http://img33.imageshack.us/img33/7908/pmmalossi604da.jpg Click to view port map]
  
 +
'''Special points of interest:'''
 +
*Piston-ring-gap goes between the exhaust port & intake port.
 +
*Piston also works in 60cc 42mm Eurocilindro kit for Puch.
  
Aluminium with nicasil wall
+
== Stock Hero Puch 65cc (43mm) ==
 +
Stock cylinder found on Hero "turbo sport"
  
Intakeport (122º): oval
+
[[Image:Hero_puch_kit.jpg]]
 +
[[Image:Hero_puch_kit_2.jpg]]
 +
[[Image:P8252244.JPG]]
  
Ports (110º): 2
+
'''Distinguishing marks:'''
 +
*Large cooling fins
 +
*Unique fin shape
  
Exhaustport (159º): oval
+
'''Pros:'''
 +
:+ Rated at 4.5hp off the shelf
 +
:+ Massive transfer ports
 +
:+ 8 ports
  
Blowdown: 24,5
+
'''Cons:'''
 +
:- Very poor quality casting
 +
:- Ports have very jagged chamfers that need to be cleaned up before cylinder can be run.
  
Boostports (90º): 2
+
'''Description:'''
 +
*Cast-iron
 +
*Intake port (132º) rectangular
 +
*Ports (114º): 4
 +
*Exhaust port (144º): rectangular
 +
*Blowdown: 21
 +
*Boost ports (107º) 2
 +
*[http://img707.imageshack.us/img707/2213/p8252256.jpg Click to view port map]
  
Diameter exhaustport: 25mm
+
'''Special points of interest: '''
 
+
*Material needs to be added to cases to avoid air leaks.
 
+
*Angled 3 bolt intake and angled exhaust
Special points of interest:  
 
 
 
Piston-ring-gap goes between the exhaustport & intakeport.
 
  
  
 
== Metrakit 65cc (43,5mm) ==
 
== Metrakit 65cc (43,5mm) ==
 
 
Good torque cylinder. Pulls well at every RPM.
 
Good torque cylinder. Pulls well at every RPM.
 
  
 
[[Image:Cil24-resize.jpg]]
 
[[Image:Cil24-resize.jpg]]
Line 367: Line 327:
 
[[Image:Cil26-resize.jpg]]
 
[[Image:Cil26-resize.jpg]]
  
 +
'''Distinguishing marks:'''
 +
*Black cooling fins
 +
*Last cooling fins have a sloped edge
  
Distinguishing marks:
+
'''Pros:'''
 
+
:+ Very good pull from low RPM
Black cooling fins
 
 
 
Last cooling fins have a sloped edge
 
 
 
 
 
+ Very good pull from low RPM
 
 
 
- 4 ports
 
 
 
 
 
Cast-iron
 
 
 
Intakeport: oval
 
 
 
Ports (114º): 2
 
 
 
Exhaustport (153º): oval
 
 
 
Blowdown: 19,5
 
 
 
  
Special points of interest:  
+
'''Cons:'''
 +
:- 4 ports
  
Round intake that is large enough for a 20mm carb.
+
'''Description:'''
 +
*Cast-iron
 +
*Intake port: oval
 +
*Ports (114º): 2
 +
*Exhaust port (153º): oval
 +
*Blowdown: 19.5
 +
*[http://i136.photobucket.com/albums/q194/flip27foto/PuchMaxi/naamloos.jpg Click to view port map]
  
 +
'''Special points of interest: '''
 +
*Round intake that is large enough for a 20mm carb.
  
 
== Airsal 65cc (44 mm) ==
 
== Airsal 65cc (44 mm) ==
 
 
Nice cylinder with pretty good pull and nice top speed.
 
Nice cylinder with pretty good pull and nice top speed.
 
  
 
[[Image:Cil27-resize.jpg]]
 
[[Image:Cil27-resize.jpg]]
Line 405: Line 355:
 
[[Image:Cil29-resize.jpg]]
 
[[Image:Cil29-resize.jpg]]
  
 +
'''Distinguishing marks:'''
 +
*Round logo on cooling fin
  
Distinguishing marks:
+
'''Pros:'''
 
+
:+ Cheap
Round logo on cooling fin
+
:+ Reliable
 
 
 
 
+ Cheap
 
 
 
+ Reliable
 
 
 
- Poorly finished
 
 
 
- 4 ports
 
 
 
 
 
Aluminium with nicasil wall
 
 
 
Intakeport: oval
 
 
 
Ports (114º): 2
 
 
 
Exhaustport (164º): oval
 
 
 
Blowdown: 25
 
  
 +
'''Cons:'''
 +
:- Poorly finished
 +
:- 4 ports
  
Special points of interest:  
+
'''Description:'''
 +
*Aluminum with nicasil wall
 +
*Intake port: oval
 +
*Ports (114º): 2
 +
*Exhaust port (164º): oval
 +
*Blowdown: 25
  
Finishing the edges of the ports is recommended.
+
'''Special points of interest:'''
 +
*Finishing the edges of the ports is recommended.
  
  
 
== Polini 65cc (43,5mm) ==
 
== Polini 65cc (43,5mm) ==
 
+
Fast reed-valve kit. Ideal for high top speed. Read this if you plan to run one... [http://magnumdash.wordpress.com/2010/03/18/guide-pro-tips-to-building-a-puch-polini/]
Fast reed-valve kit. Ideal for high top speed.
 
 
 
  
 
[[Image:Cil30-resize.jpg]]
 
[[Image:Cil30-resize.jpg]]
Line 446: Line 385:
 
[[Image:Cil33-resize.jpg]]
 
[[Image:Cil33-resize.jpg]]
  
 +
'''Distinguishing marks:'''
 +
*Reed-valve intake
 +
*Unique intake
  
Distinguishing marks:
+
'''Pros:'''
 
+
:+ 7 ports
Reed-valve intake
+
:+ Good finish
 
+
:+ Reed-valve
Unique intake
+
:+ VERY torquy
  
 +
'''Cons:'''
 +
:- Expensive as hell
 +
:- Pistons are expensive too
 +
:- Needs very good carb tuning and oil-mixture
  
+ 7 ports
+
'''Description:'''
 +
*Aluminum with chrome wall (old models)
 +
*Aluminum with nicasil wall (new models)
 +
*Intake port (variable)
 +
*Transfer ports (114º): 4 ports + 3 boosters
 +
*Exhaust port (164º): oval
 +
*Blowdown: 25
  
+ Good finish
+
'''Special points of interest: '''
 
+
*Reed-valve intake
+ Reed-valve
+
*Rivals larger displacement cylinders in power
 
+
*Very seize sensitive. Needs perfect mixture to run well.
- Expensive as hell
 
 
 
- Pistons are expensive too
 
 
 
- Needs very good carb tuning and oil-mixture
 
 
 
 
 
Aluminium with chroom wall (old models)
 
 
 
Aluminium with nicasil wall (new models)
 
 
 
Intakeport (variable): 7 including 3 boosters (114º)
 
 
 
Ports (114º): 4 ports + 3 boosters
 
 
 
Exhaustport (164º): oval
 
 
 
Blowdown: 25
 
 
 
 
 
Special points of interest:  
 
 
 
Reed-valve intake
 
 
 
Very seize sensitive. Needs perfect mixture to run well.
 
 
 
 
 
== Parmakit/Zeta 70cc (45mm) ==
 
  
 +
== Parmakit/Zeta/Autisa 70cc (45mm) ==
 
Discontinued
 
Discontinued
 
  
 
[[Image:Cil34-resize.jpg]]
 
[[Image:Cil34-resize.jpg]]
 
[[Image:Cil35-resize.jpg]]
 
[[Image:Cil35-resize.jpg]]
  
 +
'''Distinguishing marks:'''
 +
*Booster port that goes into the intake
  
Distinguishing marks:
+
'''Pros:'''
 
+
:+ Reliable
Boosterport that goes into the intake
+
:+ Wear-proof
 
 
 
 
+ Reliable
 
 
 
+ Wear-proof
 
 
 
- Discontinued
 
 
 
- 4 ports
 
 
 
- Intake is hard to modify, the boosterport gets in your way
 
 
 
- Foot-gasket thickness comes very close. The boosterport in the piston might be in front of the intake, so it doesn't run.
 
 
 
 
 
Cast-iron
 
  
Intakeport: Square, U-shape
+
'''Cons:'''
 +
:- Discontinued
 +
:- 4 ports
 +
:- Intake is hard to modify, the booster port gets in your way
 +
:- Foot-gasket thickness comes very close. The booster port in the piston might be in front of the intake, so it doesn't run.
  
Ports (114º): 4
+
'''Description:'''
 +
*Cast-iron
 +
*Intake port: Square, U-shape
 +
*Ports (114º): 4
 +
*Exhaust port (164º): Oval
 +
*Blowdown: 25
  
Exhaustport (164º): Oval
+
'''Special points of interest: '''
 
+
*Special boost port.
Blowdown: 25
 
 
 
 
 
Special points of interest:  
 
 
 
Speciae boostport.
 
  
 +
More info: http://mopedluau.blogspot.com/2014/10/finally-its-autisa-time.html
  
 
== Airsal 70cc (45mm) ==
 
== Airsal 70cc (45mm) ==
 
 
Very nice cylinder. A lot of people say: The perfectly timed cylinder.
 
Very nice cylinder. A lot of people say: The perfectly timed cylinder.
 
  
 
[[Image:Cil36-resize.jpg]]
 
[[Image:Cil36-resize.jpg]]
Line 539: Line 451:
 
[[Image:Cil38-resize.jpg]]
 
[[Image:Cil38-resize.jpg]]
  
 +
'''Distinguishing marks:'''
 +
*Round logo on cooling fin
  
Distinguishing marks:
+
'''Pros:'''
 +
:+ Cheap
 +
:+ Reliable
 +
:+ Well timed
  
Round logo on cooling fin
+
'''Cons:'''
 +
:- Rattles
 +
:- 4 ports
 +
:- Poorly finished
  
 +
'''Description:'''
 +
*Aluminum with nicasil wall
 +
*Intake port (138º): oval
 +
*Ports (114º): 2
 +
*Exhaust port (170º): oval
 +
*Blowdown: 28
 +
*Boost ports (114º): 2
 +
*[http://img144.imageshack.us/img144/3323/airsal70cc2vf7.jpg Click to view port map]
 +
*[http://img246.imageshack.us/img246/9914/airsal70ccla1.jpg Click to view second port map]
  
+ Cheap
+
'''Special points of interest:'''
 
+
*Finishing the edges of the ports is recommended.
+ Reliable
 
 
 
+ Well timed
 
 
 
- Rattles
 
 
 
- 4 ports
 
 
 
- Poorly finished
 
 
 
 
 
Aluminium with nicasil wall
 
 
 
Intakeport (138º): oval
 
 
 
Ports (114º): 2
 
 
 
Exhaustport (170º): oval
 
 
 
Blowdown: 28
 
 
 
Boostports (114º): 2
 
 
 
 
 
Special points of interest:  
 
 
 
Finishing the edges of the ports is recommended.
 
  
  
 
== RGD/TCCD 70cc (45mm) ==
 
== RGD/TCCD 70cc (45mm) ==
 
 
Almost the same as Airsal 70cc. Some say that the old TCCD was made of better materials than the new RGD.
 
Almost the same as Airsal 70cc. Some say that the old TCCD was made of better materials than the new RGD.
 
  
 
[[Image:Cil39-resize.jpg]]
 
[[Image:Cil39-resize.jpg]]
Line 585: Line 485:
 
[[Image:Cil41-resize.jpg]]
 
[[Image:Cil41-resize.jpg]]
  
 +
'''Pros:'''
 +
:+ Cheap
 +
:+ Well timed
 +
:+ 6 ports
  
+ Cheap
+
'''Description:'''
 +
*Aluminum with nicasil wall
 +
*Intake port (127º): oval
 +
*Ports (121º): 4
 +
*Exhaust port (164º): oval
 +
*Blowdown: 21,5
 +
*Boost ports (114º): 2
 +
*[http://img201.imageshack.us/img201/1639/rgd70ccfi4.jpg Click to view port map]
  
+ Well timed
 
 
+ 6 ports
 
 
 
Aluminium with nicasil wall
 
 
Intakeport (127º): oval
 
 
Ports (121º): 4
 
 
Exhaustport (164º): oval
 
 
Blowdown: 21,5
 
 
Boostports (114º): 2
 
 
== K-star 70cc (45mm) ==
 
  
 +
== K-Star 70cc (45mm) ==
 
Good cylinder with good torque. Can be very fast with modifying.
 
Good cylinder with good torque. Can be very fast with modifying.
 
  
 
[[Image:Cil42-resize.jpg]]
 
[[Image:Cil42-resize.jpg]]
  
 +
'''Distinguishing marks:'''
 +
*Dark grey cooling fins
 +
*K-Star logo on cooling fin (Upside down when installed. Morons. :P Fixed on newer kits.)
  
Distinguishing marks:
+
'''Pros:'''
 
+
:+ Cheap
Dark grey cooling fins
+
:+ 6 ports
 
 
K-Star logo on cooling fin (Upside down when installed. Morons :P)
 
 
 
 
 
+ Cheap
 
 
 
+ 6 ports
 
 
 
- Poorly finished
 
 
 
 
 
Aluminium with nicasil wall
 
 
 
Intakeport (138º): oval
 
 
 
Ports (114º): 4
 
 
 
Exhaustport (153º): oval
 
 
 
Blowdown: 19,5
 
  
Boostports (107º): 2
+
'''Cons:'''
 +
:- Poorly finished
  
 +
'''Description:'''
 +
*Aluminum with nicasil wall
 +
*Intake port (138º): oval
 +
*Ports (114º): 4
 +
*Exhaust port (153º): oval
 +
*Blowdown: 19,5
 +
*Boostports (107º): 2
 +
*[http://img153.imageshack.us/img153/4154/kstarpoortmapcopy1vw.jpg Click to view port map]
 +
*[http://img48.imageshack.us/img48/7558/spotchemlm3.jpg Click to view second port map]
  
Special points of interest:  
+
'''Special points of interest: '''
 
+
*Good tuning material
Good tuning material
+
*Good piston & rings
 
+
*Some pistons have their ring gap at 12:00, can cause expansion into windows
Good piston & rings.
+
*Guide to making it faster - [[K-Star 70cc Kit Compendium]]
 
+
*DMP 70cc kits are almost identical, but they are inconsistently finished (better OR worse) and cast with less quality
  
 
== Polini 70cc (45mm) ==
 
== Polini 70cc (45mm) ==
 
 
Very fast 70cc cylinder. Sadly discontinued.
 
Very fast 70cc cylinder. Sadly discontinued.
 
  
 
[[Image:Cil43-resize.jpg]]
 
[[Image:Cil43-resize.jpg]]
Line 657: Line 541:
 
[[Image:Cil46-resize.jpg]]
 
[[Image:Cil46-resize.jpg]]
  
 +
'''Distinguishing marks:'''
 +
*Special port-shape
  
Distinguishing marks:
+
'''Pros:'''
 
+
:+ VERY fast
Special port-shape
+
:+ 6 ports
 
 
 
 
+ VERY fast
 
 
 
+ 6 portd
 
 
 
- Discontinued
 
 
 
 
 
Aluminium with chrome wall
 
 
 
Inltakeport: oval
 
 
 
Ports (105º): 4
 
 
 
Exhaustport (175º): oval
 
 
 
Blowdown: 35
 
 
 
Boostports: 2
 
  
 +
'''Cons:'''
 +
*- Discontinued
  
Special points of interest:  
+
'''Description:'''
 +
*Aluminum with chrome wall
 +
*Intake port: oval
 +
*Ports (105º): 4
 +
*Exhaust port (175º): oval
 +
*Blowdown: 35
 +
*Boost ports: 2
 +
*[http://img114.imageshack.us/img114/378/poortmap70polini6dh.jpg Click to view port map]
  
Good quality chrome wall
+
'''Special points of interest: '''
 
+
*Good quality chrome wall
Discontinued
+
*Discontinued
  
  
 
== Eurocilindro/Athena 70cc (45mm) ==
 
== Eurocilindro/Athena 70cc (45mm) ==
 
 
Fast 70cc.
 
Fast 70cc.
 
  
 
[[Image:Cil47-resize.jpg]]
 
[[Image:Cil47-resize.jpg]]
 
[[Image:Cil48-resize.jpg]]
 
[[Image:Cil48-resize.jpg]]
  
 +
'''Distinguishing marks:'''
 +
*Eurocilindro on bottom cooling fin (Only on Eurocilindro, not Athena)
  
Distinguishing marks:
+
'''Pros:'''
 
+
:+ Wear-proof
Eurocilindro on bottom cooling fin (Only on Eurocilindro, not Athena)
+
:+ Good torque
 
 
  
+ Wear-proof
+
'''Cons:'''
 +
:- Pretty expensive
  
+ Good torque
+
'''Description:'''
 +
*Aluminum with nicasil wall
 +
*Intake port (140º): oval
 +
*Ports (105º): 4
 +
*Exhaust port (160º): oval
 +
*Blowdown: 27.5
 +
*Boost ports (90º): 2
  
- Pretty expensive
+
'''Special points of interest:'''
 +
*Better piston than in the reed-valve kit.
  
 
Aluminium with nicasil wall
 
 
Intakeport (140º): oval
 
 
Ports (105º): 4
 
 
Exhaustport (160º): oval
 
 
Blowdown: 27,5
 
 
Boostports (90º): 2
 
 
 
Special points of interest:
 
 
Better piston than in the reed-valve kit.
 
  
 
== Eurocilindro/Athena 70cc (45mm) ==
 
== Eurocilindro/Athena 70cc (45mm) ==
 
 
Fast 70cc reed-valve kit.
 
Fast 70cc reed-valve kit.
 
  
 
[[Image:Cil49-resize.jpg]]
 
[[Image:Cil49-resize.jpg]]
Line 738: Line 601:
 
[[Image:Cil52-resize.jpg]]
 
[[Image:Cil52-resize.jpg]]
  
 +
'''Distinguishing marks:'''
 +
*Reed-valve intake
 +
*Unique intake
  
Distinguishing marks:
+
'''Pros:'''
 
+
:+ Very fast
Reed-valve intake
+
:+ Good torque
 
+
:+ 6 ports
Unique intake
 
 
 
 
 
+ Very fast
 
 
 
+ Good torque
 
 
 
+ 6 ports
 
 
 
- Wrong piston comes with the kit
 
 
 
- Metal reed-valves break easily. Recommended that you replace them by carbon valves.
 
 
 
 
 
Aluminium with nicasil wall
 
 
 
Intakeport (variable): Raised intake as booster-port
 
  
Ports (122,75º): 4 ports + 1 wide booster
+
'''Cons:'''
 +
:- Wrong piston comes with the kit
 +
:- Metal reed-valves break easily. Recommended that you replace them by carbon valves.
  
Exhaustport (165º): Oval
+
'''Description:'''
 
+
*Aluminum with nicasil wall
Blowdown: 21
+
*Intake port (variable): Raised intake as booster-port
 +
*Ports (122,75º): 4 ports + 1 wide booster
 +
*Exhaust port (165º): Oval
 +
*Blowdown: 21
 +
*[http://img508.imageshack.us/img508/9950/poortmapathena70ccmembraannm6j.jpg Click to view port map]
  
  
 
== Eurocilindro/Athena AJH 70cc (45mm) ==
 
== Eurocilindro/Athena AJH 70cc (45mm) ==
 
 
Fast 70cc reed-valve kit.
 
Fast 70cc reed-valve kit.
 
  
 
[[Image:Cil53-resize.jpg]]
 
[[Image:Cil53-resize.jpg]]
 
[[Image:Cil54-resize.jpg]]
 
[[Image:Cil54-resize.jpg]]
  
 +
'''Distinguishing marks:'''
 +
*Big reed-valve intake
 +
*Unique intake
  
Distinguishing marks:
+
'''Pros:'''
 +
:+ Wear-proof
 +
:+ Fast
 +
:+ Reed-valve
 +
:+ Intake large enough for a big carb
  
Big reed-valve intake
+
'''Cons:'''
 +
:- Piston is very sensitive at the ring-gap. A good replacement is a 70cc Polini piston for Honda MT5/MB5
  
Unique intake
+
'''Description:'''
 +
*Aluminum with nicasil wall
 +
*Intake (variable): Raised intake as booster port
 +
*Ports (128º): 4 ports + 1 wide raised booster (107º)
 +
*Exhaust port (165º): oval
 +
*Blowdown: 18.5
 +
*[http://img232.imageshack.us/img232/9004/scannen0001fn0.jpg Click to view port map]
  
 
+
'''Special points of interest:'''
+ Wear-proof
+
*Reed-valve intake.
 
+
*Poor piston.  
+ Fast
+
*Comes with a 2-valve reed-valve, but takes a 4-valve Honda reed-valve with a simple riser & Honda intake.
 
 
+ Reed-valve
 
 
 
+ Intake large enough for a big carb
 
 
 
- Piston is very sensitive at the ring-gap. A good replacement is a 70cc Polini piston for Honda MT5/MB5
 
 
 
 
 
Aluminium with nicasil wall
 
 
 
Intake (variabel): Raised intake as boosterport
 
 
 
Ports (128º): 4 ports + 1 wide raised booster (107º)
 
 
 
Exhaustport (165º): oval
 
 
 
Blowdown: 18,5
 
 
 
 
 
Special points of interest:  
 
 
 
Reed-valve intake.
 
 
 
Poor piston.  
 
 
 
Comes with a 2-valve reed-valve, but takes a 4-valve Honda reed-valve with a simple riser & Honda intake.
 
  
  
 
== Airsal 72cc (46mm) ==
 
== Airsal 72cc (46mm) ==
 
 
New Airsal cylinder. Biggest displacement you can fit on a Puch without modifying the crank-case.
 
New Airsal cylinder. Biggest displacement you can fit on a Puch without modifying the crank-case.
 
  
 
[[Image:Cil55-resize.jpg]]
 
[[Image:Cil55-resize.jpg]]
 
[[Image:Cil56-resize.jpg]]
 
[[Image:Cil56-resize.jpg]]
  
 +
'''Pros:'''
 +
:+ Big displacement without modifying crank-case
 +
:+ Comes with HC head
 +
:+ Massive torque hit in the midrange
 +
:+ Crazy high compression good for power if you set the timing back
  
+ Big displacement without modifying crank-case
+
'''Cons:'''
 
+
:+ Case sometimes needs to be gently dremeled in order to make cylinder sleeve fit.
+ Comes with HC head
+
:+ Cylinder sleeve is VERY thin, and can crack over time
 
+
:+ Aluminum in HC head is very soft, may strip out spark plug threads after only a few months.
 +
:+ Piston hits head, requires two head gaskets or two base gaskets similar to metra 65.
  
Aluminium with nicasil wall
+
'''Description:'''
 
+
*Aluminum with nicasil wall
Intakeport: oval
+
*Intake port: oval
 
+
*Ports (128º): 4
Ports (128º): 4
+
*Exhaust port (175º): oval
 
+
*Blowdown: 23.5
Exhaustport (175º): oval
+
*[http://img402.imageshack.us/img402/5038/poortmapmetflitsxo9.jpg Click to view port map]
 
 
Blowdown: 23,5
 
 
 
 
 
Special points of interest:  
 
 
 
Round intake that fits a 20mm carb
 
 
 
Available with a straight and angled exhaustport
 
  
 +
'''Special points of interest: '''
 +
*Round intake that fits a 20mm carb
 +
*Available with a straight and angled exhaust port
  
 
== Parmakit 75cc (47mm) ==
 
== Parmakit 75cc (47mm) ==
 
 
New cylinder with a LOT of tuning-potential
 
New cylinder with a LOT of tuning-potential
 
  
 
[[Image:Cil57-resize.jpg]]
 
[[Image:Cil57-resize.jpg]]
Line 857: Line 694:
 
[[Image:Cil60-resize.jpg]]
 
[[Image:Cil60-resize.jpg]]
  
 +
'''Distinguishing marks:'''
 +
*Butterfly intake & exhaust port.
  
Distinguishing marks:
+
'''Pros:'''
 
+
:+ Butterfly intake port
Butterfly intake & exhaust port.
+
:+ Butterfly exhaust port
 
+
:+ Lots of torque because of the butterfly ports
 
 
+ Butterfly intakeport
 
 
 
+ Butterfly exhaustport
 
 
 
+ Lots of torque because of the butterfly ports
 
 
 
- 4 ports
 
 
 
- Comes without a head
 
 
 
 
 
Aluminium with nicasil wall
 
 
 
Intakeport (132º): Butterfly port
 
 
 
Ports (132º): 2
 
 
 
Exhaustport (170,5º): Butterfly port
 
  
Blowdown: 19,25
+
'''Cons:'''
 +
:- 4 ports
 +
:- Comes without a head
  
Boostports: 1
+
'''Description:'''
 +
*Aluminum with nicasil wall
 +
*Intake port (132º): Butterfly port
 +
*Ports (132º): 2
 +
*Exhaust port (170.5º): Butterfly port
 +
*Blowdown: 19.25
 +
*Boost ports: 1
 +
*[http://img186.imageshack.us/img186/4237/poortmapjepz3.jpg Click to view port map]
  
 
+
'''Special points of interest: '''
Special points of interest:  
+
*Angled exhaust port.
 
+
*Crank-case needs mod-work to fit cylinder.
Angled exhaustport.
 
 
 
Crank-case needs mod-work to fit cylinder.
 
  
  
 
== Eurokit 75cc (47mm) ==
 
== Eurokit 75cc (47mm) ==
 
  
 
[[Image:Cil61-resize.jpg]]
 
[[Image:Cil61-resize.jpg]]
Line 901: Line 726:
 
[[Image:Cil63-resize.jpg]]
 
[[Image:Cil63-resize.jpg]]
  
 +
'''Distinguishing marks:'''
 +
*Extra ports in the cylinder wall.
 +
*Angled exhaust port.
  
Distinguishing marks:
+
'''Pros:'''
 +
:+ 8 ports
  
Extra ports in the cylinder wall.
+
'''Cons:'''
 +
:- Discontinued
  
Angled exhaustport.
+
'''Description:'''
 +
*Aluminum with nicasil wall
 +
*Intake port: Oval
 +
*Ports: 4
 +
*Exhaust port: Oval
 +
*Boost ports: 2
 +
*[http://www.plaatjesupload.nl/bekijk/2008/11/22/1227363847-490.jpg Click to view port map]
  
 +
'''Special points of interest:'''
 +
*Special boost ports.
 +
*Angled exhaust port.
 +
*Crank-case needs mod-work to fit cylinder.
  
+ 8 ports
 
  
- Discontinued
+
== Gilardoni 75cc (47mm) (Reed-valve) ==
 +
Gilardoni Reed size vs. Polini 4 petal
  
 +
[[Image:Gila_reed_vs_polini.jpeg]]
  
Aluminium with nicasil wall
+
Gila Ports
 
 
Intakeport: Oval
 
 
 
Ports: 4
 
 
 
Exhaustport: Oval
 
 
 
Boostports: 2
 
 
 
 
 
Special points of interest:
 
 
 
Special boostports.
 
 
 
Angled exhaustport.
 
 
 
Crank-case needs mod-work to fit cylinder.
 
 
 
 
 
== Gilardoni 75cc (47mm) (Reed-valve) ==
 
 
 
  
 +
[[Image:Gila_ports.jpeg]]
 
[[Image:Cil64-resize.jpg]]
 
[[Image:Cil64-resize.jpg]]
 
[[Image:Cil65-resize.jpg]]
 
[[Image:Cil65-resize.jpg]]
Line 942: Line 763:
 
[[Image:Cil67-resize.jpg]]
 
[[Image:Cil67-resize.jpg]]
  
 +
'''Distinguishing marks:'''
 +
*Reed-valve
 +
*Square cooling ribs
  
Distinguishing marks:
+
'''Pros:'''
 
+
:+ Reed-valve
Reed-valve
+
:+ Fast 75cc kit
 
 
Square cooling ribs
 
 
 
 
 
+ Reed-valve
 
 
 
+ Fast 75cc kit
 
 
 
- Piston doesn't have the pin in the centre
 
 
 
 
 
Aluminium with nicasil wall
 
 
 
Intakeport (variable): 1 booster (119º)
 
 
 
Ports (123º): 4 ports + 1 booster (119º)
 
 
 
Exhaustport (178º) : Oval
 
 
 
Blowdown: 27,5
 
 
 
 
 
Special points of interest:
 
 
 
Minarelli Vertical intake fits without modification.
 
  
Minarelli AM6 (Aprilia, Rieju, newer Derbi's etc.) reed-valve fits without modification.
+
'''Cons:'''
+
:- Piston doesn't have the pin in the center
A lot of people say that you have to replace the piston by a Metrakit of Airsal piston, because the original piston isn't suitable for right-turning engines because of the un-centered piston-pin.
 
  
Angled exhaustport.
+
'''Description:'''
 
+
*Aluminum with nicasil wall
Crank-case needs mod-work to fit cylinder.
+
*Intake port (variable): 1 booster (119º)
 +
*Ports (123º): 4 ports + 1 booster (119º)
 +
*Exhaust port (178º) : Oval
 +
*Blowdown: 27.5
 +
*[http://img308.imageshack.us/img308/3001/poortmapstd75gilardoni6ws.jpg Click to view port map]
 +
*[http://img144.imageshack.us/img144/6299/gilardoni75ccbo9.jpg Click to view second port map]
  
 +
'''Special points of interest:'''
 +
*Minarelli Vertical intake fits without modification.
 +
*Minarelli AM6 (Aprilia, Rieju, newer Derbi's etc.) reed-valve fits without modification.
 +
*A lot of people say that you have to replace the piston with a Metrakit or Airsal piston, because the original piston isn't suitable for right-turning engines because of the off-center piston-pin.
 +
*Angled exhaust port.
 +
*Crank-case needs mod-work to fit cylinder.
  
 
== Metrakit 75cc (47mm) ==
 
== Metrakit 75cc (47mm) ==
 
  
 
[[Image:Cil68-resize.jpg]]
 
[[Image:Cil68-resize.jpg]]
Line 988: Line 796:
 
[[Image:Cil70-resize.jpg]]
 
[[Image:Cil70-resize.jpg]]
  
 +
'''Distinguishing marks:'''
 +
*Big black cooling fins with unique shape
  
Distinguishing marks:
+
'''Pros:'''
 
+
:+ Torque cylinder
Big black cooling fins with unique shape
 
 
 
 
 
+ Torque cylinder
 
 
 
 
 
Cast-iron
 
 
 
Intakeport (153º): Oval
 
 
 
Ports (121º): 4
 
 
 
Exhaustport (175º): Oval
 
 
 
Blowdown: 27
 
  
 +
'''Description:'''
 +
*Cast-iron
 +
*Intake port (153º): Oval
 +
*Ports (121º): 4
 +
*Exhaust port (175º): Oval
 +
*Blowdown: 27
 +
*[http://img180.imageshack.us/img180/8467/metrakit75ccrw6.jpg Click to view port map]
  
Special points of interest:  
+
'''Special points of interest: '''
 
+
*Angled exhaust port.
Angled exhaustport.
+
*Crank-case needs mod-work to fit cylinder.
 
+
*When fitting this cylinder you should mind the piston-rings. They come out of the intake, you need to push them back before sliding the piston further in.
Crank-case needs mod-work to fit cylinder.
 
 
 
When fitting this cylinder you should mind the piston-rings. They come out of the intake, you need to push them back before sliding the piston further in.
 
  
  
 
== Zeta 75cc (47mm) ==
 
== Zeta 75cc (47mm) ==
 
 
 
Not much known.
 
Not much known.
  
Has a bad aluminium with nicasil wall.
+
Has a bad aluminum with nicasil wall.
  
 +
----
 +
Translated by '''SchijnHeilig'''
  
Translated by '''SchijnHeilig'''
+
Original from '''[http://www.PuchForum.com Puchforum.com]''' <br>
 +
Port maps originally posted on [http://www.PuchForum.com Puchforum.com] (see the sticky in the tuning section) or [http://www.bromsprintforum.nl/viewtopic.php?t=16 Bromsprintforum].
 +
<br>
 +
<br>
 +
{{Puch combo template
 +
|engines = [[E50]] &bull; [[ZA50]] &bull; [[Puch Korado|Korado]] &bull; [[E50 (kickstart)]] &bull; [[Puch Magnum X|Magnum X]] &bull; [[Puch engine differences|Engine differences]] (photos)
 +
|parts = [[Puch cylinders (aluminum series)|Aluminum cylinders]] &bull; [[Puch cylinders (high torque series)|High torque cylinders]] &bull; [[Bing]]
 +
|performance = [[Puch cylinder kit summary|Kit summary]] &bull; [[Puch speed/setup table|Speed/setup table]] &bull; [[Puch Exhausts|Exhausts]] &bull; [[Puch E50 Crankshafts|E50 crankshafts]] &bull; [[Puch Maxi Ignition summary|Ignition system summary]]
 +
}}
  
Original from '''PuchForum.net'''
+
[[Category: Puch|Cylinder]]
 +
[[Category: Puch Performance|Cylinder]]
 +
[[Category:Performance Tuning]]

Latest revision as of 01:41, 18 January 2019

This is a summary of all known Puch (Maxi) cylinders. This information is as-is and not guaranteed to be correct.

Puch 50cc Stock old model (38mm)

Stock Puch cylinder with open ports.

Cil1-resize.jpg Cil2-resize.jpg

Distinguishing marks:

  • Small, unconnected cooling fins
  • Open ports
  • Rectangular intake

Pros:

+ Reliable
+ Wear-proof

Cons:

- Discontinued

Description:

  • Aluminum with chromed wall
  • Intake port: oval
  • Ports: 2
  • Exhaust port: oval

Special points of interest:

  • Open ports.
  • 16mm carb fits without modifying.
  • Revs higher than the closed ports version.
  • Less torque than the closed ports version.


Puch 50cc Stock new model (38mm)

Stock Puch cylinder with closed ports.

Hi-torque -22, 2.JPG Hi-torque -22, 4.JPG

Distinguishing marks:

  • Bigger, connected cooling fins
  • Round intake

Pros:

+ Reliable

Cons:

- Discontinued

Description:

  • Cast-iron
  • Intake port: oval
  • Ports: 2
  • Exhaust port: oval

Special points of interest:

  • More torque than open ports version.
  • Revs less high than open ports version.


Airsal 50cc (as stock) (38mm)

Replacement cylinder for stock Puch cylinders. Has closed ports.

Cil3-resize.jpg Cil4-resize.jpg

Distinguishing marks:

  • Bigger cooling fins than stock cylinders with open ports.
  • In contrary to the fast 50cc Airsal, no logo.

Pros:

+ Reliable
+ Cheap

Cons:

- Rattles somewhat
- Poorly finished

Description:

  • Aluminum with nicasil wall
  • Intake port: oval
  • Ports: 2
  • Exhaust port: oval

Special points of interest:

  • Finishing the edges of the ports is recommended.

Port map:

Port map .jpg

Zeta 50cc (fast) (38mm)

Cil5-resize.jpg Cil6-resize.jpg Cil7-resize.jpg

Pros:

+ Accelerates faster than stock Puch cylinders
+ Has a higher top speed than stock Puch cylinders
+/- Powerband comes higher than stock Puch cylinders
+ 7 Ports

Cons:

- Less bottom end power

Description:

  • Cast-iron
  • Intake port: oval
  • Ports (128º): 2
  • Exhaust port (159º): oval
  • Blowdown: 15.5

Special points of interest:

  • Nice cylinder to replace stock Puch cylinder.

Airsal 50cc (fast) (38mm)

Many say: Best fast 50cc.

Cil8-resize.jpg Cil9-resize.jpg Cil10-resize.jpg

Distinguishing marks:

  • Round logo on upper-left cooling fin
  • Cooling fins like the closed ports Puch cylinder, but not connected to each-other.

Pros:

+ Reliable

Cons:

- Sometimes poorly finished
- 4 ports

Description:

Special points of interest:

  • Good timing and most of the times the finish on the ports is good.


50cc TCCD / RGD (fast) (38mm)

Very fast 50cc.

Cil11-resize.jpg Cil12-resize.jpg

Pros:

+ Fast
+ 6 ports

Cons:

- Poor piston

Description:

  • Aluminum with nicasil wall
  • Intake port: oval
  • Ports (114º): 4
  • Exhaust port (164º): oval
  • Blowdown: 25


Metrakit 50cc (38mm)

Fast 50cc.

Cil13-resize.jpg

Distinguishing marks:

  • Big black cooling fins with unique shape
  • Cast-iron

Pros:

+ Fast

Cons:

- Expensive

Description:

  • Intake port: oval
  • Ports (?º): 4
  • Exhaust port (?º): oval
  • Blowdown: ?

Special points of interest:

  • Big intake that can handle an 18mm carb


Eurocilindro/Athena AJH 50cc (38mm)

VERY fast 50cc reed-valve kit

Cil14-resize.jpg Cil15-resize.jpg Cil16-resize.jpg

Distinguishing marks:

  • Big reed-valve intake

Pros:

+ Wear-proof
+ VERY fast
+ Reed-valve intake
+ Fits a big carb

Cons:

- Pistons are hard to get
- The valves has tendency to break, change to carbon valves asap.

Description:

  • Aluminum with chrome wall
  • Intake port (variable): Raised intake as booster-port
  • Ports (121º): 4 main ports + 1 booster-port (114º)
  • Exhaust port (175º): oval
  • Blowdown: 27
  • Click to view port map.

Special points of interest:

  • Reed-valve intake
  • Pulls hard and has high top speed.
  • Reaches 12,000 RPM unmodified.

Parmakit 50cc

50cc parmakit.jpg
50cc parmakit 2.jpg

Pros:

+ Largest transfers of any 50cc kit
+ Lots of torque
+ Reliable

Cons:

- Discontinued ( supposedly, there are a few out there still )

Description:

  • The front of the exhaust port is 32mm from the top of the cylinder 14.5mm x 27mm wide
  • The back of the intake port is 20mm from the back of the cylinder skirt 13mm x 25mm wide
  • Boost port in front of that is spaced 2mm forward of the intake port and is 18mm x 14m wide
  • All the side ports are 11mm x 13mm wide
  • Click to view port map.

Autisa 60cc (42mm)

Cil17-resize.jpg Cil18-resize.jpg Cil19-resize.jpg Cil20-resize.jpg

Description:

  • Aluminum with nicasil wall
  • Intake port (110º): Oval with half bar in the top
  • Ports (128º): 2
  • Exhaust port (158º): oval
  • Blowdown: 15

Special points of interest:

  • Pretty rare cylinder
  • Half bar in the intake.


Malossi 60cc (42mm)

Cil21-resize.jpg Cil22-resize.jpg Cil23-resize.jpg

Pros:

+ Pretty quick for a 60cc

Cons:

- Exhaust port is hard to modify

Description:

  • Aluminum with nicasil wall
  • Intake port (122º): oval
  • Ports (110º): 2
  • Exhaust port (159º): oval
  • Blowdown: 24,5
  • Boost ports (90º): 2
  • Diameter exhaust port: 25mm
  • Click to view port map

Special points of interest:

  • Piston-ring-gap goes between the exhaust port & intake port.
  • Piston also works in 60cc 42mm Eurocilindro kit for Puch.

Stock Hero Puch 65cc (43mm)

Stock cylinder found on Hero "turbo sport"

Hero puch kit.jpg Hero puch kit 2.jpg P8252244.JPG

Distinguishing marks:

  • Large cooling fins
  • Unique fin shape

Pros:

+ Rated at 4.5hp off the shelf
+ Massive transfer ports
+ 8 ports

Cons:

- Very poor quality casting
- Ports have very jagged chamfers that need to be cleaned up before cylinder can be run.

Description:

  • Cast-iron
  • Intake port (132º) rectangular
  • Ports (114º): 4
  • Exhaust port (144º): rectangular
  • Blowdown: 21
  • Boost ports (107º) 2
  • Click to view port map

Special points of interest:

  • Material needs to be added to cases to avoid air leaks.
  • Angled 3 bolt intake and angled exhaust


Metrakit 65cc (43,5mm)

Good torque cylinder. Pulls well at every RPM.

Cil24-resize.jpg Cil25-resize.jpg Cil26-resize.jpg

Distinguishing marks:

  • Black cooling fins
  • Last cooling fins have a sloped edge

Pros:

+ Very good pull from low RPM

Cons:

- 4 ports

Description:

Special points of interest:

  • Round intake that is large enough for a 20mm carb.

Airsal 65cc (44 mm)

Nice cylinder with pretty good pull and nice top speed.

Cil27-resize.jpg Cil28-resize.jpg Cil29-resize.jpg

Distinguishing marks:

  • Round logo on cooling fin

Pros:

+ Cheap
+ Reliable

Cons:

- Poorly finished
- 4 ports

Description:

  • Aluminum with nicasil wall
  • Intake port: oval
  • Ports (114º): 2
  • Exhaust port (164º): oval
  • Blowdown: 25

Special points of interest:

  • Finishing the edges of the ports is recommended.


Polini 65cc (43,5mm)

Fast reed-valve kit. Ideal for high top speed. Read this if you plan to run one... [1]

Cil30-resize.jpg Cil31-resize.jpg Cil32-resize.jpg Cil33-resize.jpg

Distinguishing marks:

  • Reed-valve intake
  • Unique intake

Pros:

+ 7 ports
+ Good finish
+ Reed-valve
+ VERY torquy

Cons:

- Expensive as hell
- Pistons are expensive too
- Needs very good carb tuning and oil-mixture

Description:

  • Aluminum with chrome wall (old models)
  • Aluminum with nicasil wall (new models)
  • Intake port (variable)
  • Transfer ports (114º): 4 ports + 3 boosters
  • Exhaust port (164º): oval
  • Blowdown: 25

Special points of interest:

  • Reed-valve intake
  • Rivals larger displacement cylinders in power
  • Very seize sensitive. Needs perfect mixture to run well.

Parmakit/Zeta/Autisa 70cc (45mm)

Discontinued

Cil34-resize.jpg Cil35-resize.jpg

Distinguishing marks:

  • Booster port that goes into the intake

Pros:

+ Reliable
+ Wear-proof

Cons:

- Discontinued
- 4 ports
- Intake is hard to modify, the booster port gets in your way
- Foot-gasket thickness comes very close. The booster port in the piston might be in front of the intake, so it doesn't run.

Description:

  • Cast-iron
  • Intake port: Square, U-shape
  • Ports (114º): 4
  • Exhaust port (164º): Oval
  • Blowdown: 25

Special points of interest:

  • Special boost port.

More info: http://mopedluau.blogspot.com/2014/10/finally-its-autisa-time.html

Airsal 70cc (45mm)

Very nice cylinder. A lot of people say: The perfectly timed cylinder.

Cil36-resize.jpg Cil37-resize.jpg Cil38-resize.jpg

Distinguishing marks:

  • Round logo on cooling fin

Pros:

+ Cheap
+ Reliable
+ Well timed

Cons:

- Rattles
- 4 ports
- Poorly finished

Description:

Special points of interest:

  • Finishing the edges of the ports is recommended.


RGD/TCCD 70cc (45mm)

Almost the same as Airsal 70cc. Some say that the old TCCD was made of better materials than the new RGD.

Cil39-resize.jpg Cil40-resize.jpg Cil41-resize.jpg

Pros:

+ Cheap
+ Well timed
+ 6 ports

Description:

  • Aluminum with nicasil wall
  • Intake port (127º): oval
  • Ports (121º): 4
  • Exhaust port (164º): oval
  • Blowdown: 21,5
  • Boost ports (114º): 2
  • Click to view port map


K-Star 70cc (45mm)

Good cylinder with good torque. Can be very fast with modifying.

Cil42-resize.jpg

Distinguishing marks:

  • Dark grey cooling fins
  • K-Star logo on cooling fin (Upside down when installed. Morons. :P Fixed on newer kits.)

Pros:

+ Cheap
+ 6 ports

Cons:

- Poorly finished

Description:

Special points of interest:

  • Good tuning material
  • Good piston & rings
  • Some pistons have their ring gap at 12:00, can cause expansion into windows
  • Guide to making it faster - K-Star 70cc Kit Compendium
  • DMP 70cc kits are almost identical, but they are inconsistently finished (better OR worse) and cast with less quality

Polini 70cc (45mm)

Very fast 70cc cylinder. Sadly discontinued.

Cil43-resize.jpg Cil44-resize.jpg Cil45-resize.jpg Cil46-resize.jpg

Distinguishing marks:

  • Special port-shape

Pros:

+ VERY fast
+ 6 ports

Cons:

  • - Discontinued

Description:

  • Aluminum with chrome wall
  • Intake port: oval
  • Ports (105º): 4
  • Exhaust port (175º): oval
  • Blowdown: 35
  • Boost ports: 2
  • Click to view port map

Special points of interest:

  • Good quality chrome wall
  • Discontinued


Eurocilindro/Athena 70cc (45mm)

Fast 70cc.

Cil47-resize.jpg Cil48-resize.jpg

Distinguishing marks:

  • Eurocilindro on bottom cooling fin (Only on Eurocilindro, not Athena)

Pros:

+ Wear-proof
+ Good torque

Cons:

- Pretty expensive

Description:

  • Aluminum with nicasil wall
  • Intake port (140º): oval
  • Ports (105º): 4
  • Exhaust port (160º): oval
  • Blowdown: 27.5
  • Boost ports (90º): 2

Special points of interest:

  • Better piston than in the reed-valve kit.


Eurocilindro/Athena 70cc (45mm)

Fast 70cc reed-valve kit.

Cil49-resize.jpg Cil50-resize.jpg Cil51-resize.jpg Cil52-resize.jpg

Distinguishing marks:

  • Reed-valve intake
  • Unique intake

Pros:

+ Very fast
+ Good torque
+ 6 ports

Cons:

- Wrong piston comes with the kit
- Metal reed-valves break easily. Recommended that you replace them by carbon valves.

Description:

  • Aluminum with nicasil wall
  • Intake port (variable): Raised intake as booster-port
  • Ports (122,75º): 4 ports + 1 wide booster
  • Exhaust port (165º): Oval
  • Blowdown: 21
  • Click to view port map


Eurocilindro/Athena AJH 70cc (45mm)

Fast 70cc reed-valve kit.

Cil53-resize.jpg Cil54-resize.jpg

Distinguishing marks:

  • Big reed-valve intake
  • Unique intake

Pros:

+ Wear-proof
+ Fast
+ Reed-valve
+ Intake large enough for a big carb

Cons:

- Piston is very sensitive at the ring-gap. A good replacement is a 70cc Polini piston for Honda MT5/MB5

Description:

  • Aluminum with nicasil wall
  • Intake (variable): Raised intake as booster port
  • Ports (128º): 4 ports + 1 wide raised booster (107º)
  • Exhaust port (165º): oval
  • Blowdown: 18.5
  • Click to view port map

Special points of interest:

  • Reed-valve intake.
  • Poor piston.
  • Comes with a 2-valve reed-valve, but takes a 4-valve Honda reed-valve with a simple riser & Honda intake.


Airsal 72cc (46mm)

New Airsal cylinder. Biggest displacement you can fit on a Puch without modifying the crank-case.

Cil55-resize.jpg Cil56-resize.jpg

Pros:

+ Big displacement without modifying crank-case
+ Comes with HC head
+ Massive torque hit in the midrange
+ Crazy high compression good for power if you set the timing back

Cons:

+ Case sometimes needs to be gently dremeled in order to make cylinder sleeve fit.
+ Cylinder sleeve is VERY thin, and can crack over time
+ Aluminum in HC head is very soft, may strip out spark plug threads after only a few months.
+ Piston hits head, requires two head gaskets or two base gaskets similar to metra 65.

Description:

  • Aluminum with nicasil wall
  • Intake port: oval
  • Ports (128º): 4
  • Exhaust port (175º): oval
  • Blowdown: 23.5
  • Click to view port map

Special points of interest:

  • Round intake that fits a 20mm carb
  • Available with a straight and angled exhaust port

Parmakit 75cc (47mm)

New cylinder with a LOT of tuning-potential

Cil57-resize.jpg Cil58-resize.jpg Cil59-resize.jpg Cil60-resize.jpg

Distinguishing marks:

  • Butterfly intake & exhaust port.

Pros:

+ Butterfly intake port
+ Butterfly exhaust port
+ Lots of torque because of the butterfly ports

Cons:

- 4 ports
- Comes without a head

Description:

  • Aluminum with nicasil wall
  • Intake port (132º): Butterfly port
  • Ports (132º): 2
  • Exhaust port (170.5º): Butterfly port
  • Blowdown: 19.25
  • Boost ports: 1
  • Click to view port map

Special points of interest:

  • Angled exhaust port.
  • Crank-case needs mod-work to fit cylinder.


Eurokit 75cc (47mm)

Cil61-resize.jpg Cil62-resize.jpg Cil63-resize.jpg

Distinguishing marks:

  • Extra ports in the cylinder wall.
  • Angled exhaust port.

Pros:

+ 8 ports

Cons:

- Discontinued

Description:

  • Aluminum with nicasil wall
  • Intake port: Oval
  • Ports: 4
  • Exhaust port: Oval
  • Boost ports: 2
  • Click to view port map

Special points of interest:

  • Special boost ports.
  • Angled exhaust port.
  • Crank-case needs mod-work to fit cylinder.


Gilardoni 75cc (47mm) (Reed-valve)

Gilardoni Reed size vs. Polini 4 petal

Gila reed vs polini.jpeg

Gila Ports

Gila ports.jpeg Cil64-resize.jpg Cil65-resize.jpg Cil66-resize.jpg Cil67-resize.jpg

Distinguishing marks:

  • Reed-valve
  • Square cooling ribs

Pros:

+ Reed-valve
+ Fast 75cc kit

Cons:

- Piston doesn't have the pin in the center

Description:

Special points of interest:

  • Minarelli Vertical intake fits without modification.
  • Minarelli AM6 (Aprilia, Rieju, newer Derbi's etc.) reed-valve fits without modification.
  • A lot of people say that you have to replace the piston with a Metrakit or Airsal piston, because the original piston isn't suitable for right-turning engines because of the off-center piston-pin.
  • Angled exhaust port.
  • Crank-case needs mod-work to fit cylinder.

Metrakit 75cc (47mm)

Cil68-resize.jpg Cil69-resize.jpg Cil70-resize.jpg

Distinguishing marks:

  • Big black cooling fins with unique shape

Pros:

+ Torque cylinder

Description:

  • Cast-iron
  • Intake port (153º): Oval
  • Ports (121º): 4
  • Exhaust port (175º): Oval
  • Blowdown: 27
  • Click to view port map

Special points of interest:

  • Angled exhaust port.
  • Crank-case needs mod-work to fit cylinder.
  • When fitting this cylinder you should mind the piston-rings. They come out of the intake, you need to push them back before sliding the piston further in.


Zeta 75cc (47mm)

Not much known.

Has a bad aluminum with nicasil wall.


Translated by SchijnHeilig

Original from Puchforum.com
Port maps originally posted on Puchforum.com (see the sticky in the tuning section) or Bromsprintforum.

Puch Information
Puch Engine VariationsE50ZA50KoradoE50 (kickstart)Magnum XEngine differences (photos)
Puch PartsAluminum cylindersHigh torque cylindersBing
Puch PerformanceKit summarySpeed/setup tableExhaustsE50 crankshaftsIgnition system summary