Hoca Minarelli 2T Power Pack 12mm Pin, Part #169-211

Our Hoca Racing Kit will upgrade your 50cc, 2-Stroke Minarelli Style Engine to 70cc! Made in Taiwan, this kit includes everything you need to increase overall speed, horsepower and torque. Converts 50cc to 70cc & Includes High Performance Nickel Finish Exhaust with Carbon Fiber Silencer. 47mm Big Bore Kit - 12mm Piston Pin. PWK 21mm HP Carburetor. Performance Variator Set: Center hole 16mm 15 spline. Performance Clutch: 107mm. Drive Face: Center hole 16mm. HP Intake with Carbon Fiber Reed Valves. HP Torque Spring (2000 RPM). Made in Taiwan.