Same-day shipping cutoff: Noon Pacific Time

Big Bore Kit with Camshaft - 425cc

XR400R '96 - '04
WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.

ProCycle 425cc BIG BORE 88mm KIT With Cam Complete kit with 11:1 Wiseco piston (with rings, pin & clips), HotCams stage 1 performance camshaft and gaskets. No re-sleeving required. You will have to have your cylinder bored to fit the larger piston.

CARB race use only
Please contact us for availability information