@ RACE HEAD FOR 88CC BIG BORE 1988 TO 2016 Z50R XR50 CRF50 XR70 CRF70 temp out of stock

comes with a 52mm domed piston kit

COMES WITH ROCKERS/PINS/ADJUSTERS AND EXHAUST STUDS

HAS 22mm and 25mm diameter valves

SORRY NO CAM SHAFT INCLUDED

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i have a replacement piston AND CAM listed below on this page