Malossi Torque Spring Yellow Yamaha Zuma 125 Air Intake & Fuel System Over 20 engine data can

Over 20 engine data can be monitored

5mm exhaust valves

The Malossi RHQ Crankshaft for the Yamaha Zuma 50/Minarelli Horizontal 2-stroke engine is designed for high performance and high RPMs

Black with official Pro Taper branding

25" Diameter

Malossi Torque Spring Yellow Yamaha Zuma 125 Air Intake & Fuel System Over 20 engine data canA variable speed drive adjuster spring from Malossi. Made from silicon steel with high carbon content, it has been heat treated, dynamically balanced, and kiln painted. Tuning the Contra Spring or sometimes referred to as a Torque Spring is very important in a modified two stroke engine. The Torque Spring controls how the variator belt changes gear ratios. Applications Yamaha Zuma 125 Yamaha BWS125 Yamaha T Max