72cc Scooter GY6 Big Bore Kit w/ AC CDI
Your Price: $109.99
- 72cc GY6 QMB139 Four Stroke Big Bore Kit 72cc 47mm
- Increase Power by up to 30% and torque by up to 50%
- Each kit includes: Milled Emissions style head with 18mm intake 16mm exhaust valves and high performance springs
- Cylinder, piston, piston rings, piston pin, and clips
- Top end gaskets
- Performance Camshaft with 4.75mm intake stroke 4.55 exhaust and 123 degree lift angle
- Re Jetted Carb with an 90 Main
- 31,000 Volt HEI Coil
- Performance AC CDI With 4 degrees of advance and no rev limiter
- (please confirm you need a AC CDI before you place your order)
- K&N Style Filter
- Please Note: All photos are stock images and although no functionality will change, the part you receive might vary in color or aesthetic appearance.
- Because of the numerous problems with Go Karts regarding bad or cobbled wiring there is no guarantee with this CDI if you buy it for a Go Kart.