My wife's durango: 6
My dart swinger: 8
My Viper: 10
Two spare engines for my dart : 16
Lawn mower, weed eater, edger, leaf blower: 4
Chain saw: 1
5 mopeds and 1 spare E50: 6
That's 52 cylinders. I have a few stock cylinders in a box and a new top end or two. But I didn't include those.