Difference between revisions of "Derbi Variant Piston Port Specifications"

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Line 46: Line 46:
 
*Taillight 6V 5W
 
*Taillight 6V 5W
 
*Stoplight 6V 10W
 
*Stoplight 6V 10W
Speedo 6V 1.5W
+
*Speedo 6V 1.5W
  
 
==Drivetrain==
 
==Drivetrain==
Line 68: Line 68:
 
*105x20mm - Qty2
 
*105x20mm - Qty2
 
*Tomos pads could fit with modification
 
*Tomos pads could fit with modification
 
+
'''Tires'''
 +
*2.25" x 17"
  
  
 
[[Category: Derbi]]
 
[[Category: Derbi]]

Revision as of 22:37, 6 June 2017

Engine

Specifications

  • Stroke: 43mm
  • Bore: 38mm
  • Displacement: 48.7cc
  • Compression 8.5:1
  • Rotation: CCW Facing Magneto

Main Bearings

  • 17x40x12mm - 6203
  • 17x47x14mm - 6303

Main Seals

  • 17x28x6mm - Qty2

Case Bearings

  • 25x52x15mm - 6205
  • 15x42x13mm - 6302 (Watch out for cheap 6302 bearings, some come 16x42x13mm)

Case Seals

  • 16x24x4mm - Qty2
  • 15x30x7mm
  • 25x40x7mm

Carburetor

Stock Type

  • Dellorto 12/12

Jet Size

  • ? (probably somewhere in the 50s)

Ignition

Specifications

  • Motoplat
  • 6V 12-15W

Timing Advance

  • 1.8mm Before TDC (21 Degrees)

Point Gap

  • 0.35mm to 0.4mm

Spark Plug

  • NGK B7HS
  • Champion L82

Lighting

Bulbs

  • Headligh 6V 21W
  • Taillight 6V 5W
  • Stoplight 6V 10W
  • Speedo 6V 1.5W

Drivetrain

Chain

  • 415 Size
  • ? Links

Standard Front Sprocket

  • ? T

Standard Rear Sprocket

  • 30T

Variant Frame

Headset Bearings

  • 3/16" loose ball bearings - Qty46
  • Bearing Services part #STL-3/16GR25

Spoked Wheel Bearings

  • 12x32x10mm - 6201-2RS - Qty4

Spoked Wheel Brake Pads

  • 105x20mm - Qty2
  • Tomos pads could fit with modification

Tires

  • 2.25" x 17"