Hoca Racing 70cc Power Pack for 2 Stroke Minarelli Engine
Converts 50cc to 70cc & Includes High Performance: Nickel Finish Exhaust with Carbon Fiber Silencer 47mm Big Bore Kit 10mm or 12mm Wrist Pin PWK 21mm HP Carburetor Performance Variator Set: Center hole 13mm, 17 spline Performance 107mm Clutch Drive Face: Center hole 13mm HP Intake with Carbon Fiber Reed Valves HP Torque Spring (2000 RPM) Made in Taiwan