TPR Racing 75cc 47mm Big Bore Cylinder with Head for Yamaha Zuma 50F C3. High quality bolt on BBK that will give you the best bang for the bucks performance! Head is also included with kit. Comes with Bigger Valves. Pair this big bore with the Feign adjustable fuel controller for that perfect combination.
Original size: ø38.0mm x43.5 (50cc, 3V)Cylinder ID: ø47.0mm x43.5 (75cc, 3V)Cylinder OD: ø50.0mmCylinder H: 0.0mmCylinder Head ID: ø47.0mm 3VIntake Valves: ø15.5mmExhaust Valves: ø17.0mmWrist Pin OD: ø0.0mm (Stock)
Professional installation is highly recommended!
NO WARRANTY ON RACE ENGINE parts or engine bore up kits. There is no warranty stated or implied due to the unusual stresses placed on these parts and because we have no control over how they are installed and used. Steady Garage will not be held liable for any failure or damage caused directly or indirectly from use of these products or engine. The installation and use of these products or engine shall be conclusive evidence that the user assumes full responsibility for any damage caused directly or indirectly by their use.
This product is legal for closed-course competition use only; for racing vehicles (a competition vehicle not used on public highways). Intended for off-road use or race purposes; may not meet regulations of pollution controlled roads or highways. Not legal for vehicles registered and use in California.