Top Racing Transmission gear up kit Jasil +18% for Kymco AC, Kymco Super 9, Cobra 50, People 50 Scooters
Pre-pressed racing transmission with a gear ratio of 18% higher. A "must have" for tuned engines to generate a higher speed.
Power alone is not enough. If the engine has power and the transmission is too short, the engine breaks. The Top Racing transmission is already pre-pressed. So out with the old and the put in the new. Recommended only for tuned engines. Note: Tuning transmissions usually feature straight teeth. This leads to less friction but also to a higher noise level. This is completely harmless. DO NOT ORDER FOR THE USA PEOPLE 50cc
WILL WORK ON COBRA TOP BOY 50cc AND SUPER 9
Pre-pressed racing transmission with a gear ratio of 18% higher. A "must have" for tuned engines to generate a higher speed.
Power alone is not enough. If the engine has power and the transmission is too short, the engine breaks. The Top Racing transmission is already pre-pressed. So out with the old and the put in the new. Recommended only for tuned engines. Note: Tuning transmissions usually feature straight teeth. This leads to less friction but also to a higher noise level. This is completely harmless. DO NOT ORDER FOR THE USA PEOPLE 50cc
WILL WORK ON COBRA TOP BOY 50cc AND SUPER 9