GY6 Racing Dual Valve Springs 14,000rpm Size/Length:Long Built-in protections for over-charge &

Built-in protections for over-charge & over-discharge

A knob on the back allows for adjustment up and down

8N/mm and 19

The DROWspec high compression forged piston was designed with our spec in mind of keeping the big bore kit reliable and provide good performance gain on the pump gas

Note: This belt is intended exclusively for use with the Malossi Overrange "La Furia Rossa" kit on Yamaha BWS models with Minarelli long-case engines

GY6 Racing Dual Valve Springs 14,000rpm Size/Length:Long Built-in protections for over-charge &This GY6 Racing Dual Valve Springs allow maximum RPM while preventing valve float or valve spring breakage that's common on the stock GY6 engine. Applications: GY6 150cc two valve head Taida Big Valve Cylinder Head = Long Valve Springs GY6 Big Port Head Stock Head = Short Valve Springs