Yamaha Vertical Minarelli Stage6 Streetrace 40mm 50cc Cylinder Kit

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  • Regular price $ 144.99
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Stage6 Streetrace 40mm 50cc cylinder kit for Vertical Minarelli scooter engines. 

These were commonly found on early pre-bug type Yamaha Zuma, BW'S, MBK Booster, etc.

Very nice looking cast iron kit. Stage6 claims these are good for 7 or so horsepower when paired with a 17mm carburetor and sport touring type exhaust. 

2 ring piston with stock style 10mm wrist pin. 

Comes with cylinder, piston, rings, pin/clips, head, base gasket and o-ring for head.