This crankshaft is compatible with Type B piston 38mm

 

Get Free Shipping! - Spend $35 or more on Bike Motor Parts and get free shipping on the parts in your order. (Shipping charges will still apply to items from other categories.)

* Orders received Monday-Friday by 3:00PM EST
are eligible for Same Day Shipping!
Except for USPS which ships the next business day.

Our gasoline operated products are NOT compliant with Environmental Protection Agency ( E.P.A. ) or California Air Resources Board (C.A.R.B) for the use on/off Public roads. Upon purchase, the buyer agrees to use products for racing (closed-course competition) only and NOT for on/off public roads.

If you need help with installation or troubleshooting, kindly use our Builder Locator to find builders near you. Builders are experts with motorized bicycles.