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Comes with bearings installed but you will have to reuse parts from your stock clutch to make this complete
Big transfers for big power
Polini's own carburetor
Small chamber is probably great on the stock cylinder
41mm kit makes it roughly 55cc in displacement
Yamaha DT50LC Evolution Stroker Crankshaft - 44.5mm leg Comes with bearings installed butNew stroker crankshaft for your Yamaha DT50LC powered by the 17W engine. This is a nice reinforced crankshaft for high RPM applications. 44. 5mm stroke. This is not what you want if you are looking to simply rebuild your stock engine.
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