Big bore head CNC kit for pocket bike 49cc air cooled. This is a dual valve high compression unit. CNC Blue. 44mm big-bore kit for 47cc and 49cc chinese import pocketbikes with case reed inducted engine. For example, stock bore on the '47cc' engine is 40mm - meaning with the stock 32mm stroke, the engine size is actually approximately 40.2cc. This kit will increase your displacement to well over 50cc.
Cylinder Head Assembly - Big Bore, CNC, Dual Valve, Pocket Bike, 49cc, Air Coole
C$129.99Price