Performance Gear Ratio Yamaha NVX 125 155 13×42 Performance Parts/Yamaha/NMAX 125 - 155/Fuel Intake This camshaft can only be

This camshaft can only be used with the roller rocker arm in this kit

we also can customize your order if you want to use this for race

31/25 works best with 63mm piston (170cc kit) and the 34/29 works with piston 66mm size and up

This CDI unit will increase rpm limiter and performance

This kit comes complete with a New Cylinder – Piston – Pin – Rings – Clips – Gaskets

Performance Gear Ratio Yamaha NVX 125 155 13×42 Performance Parts/Yamaha/NMAX 125 - 155/Fuel Intake This camshaft can only bePerformance Gear Ratio for Yamaha NVX 125cc 155cc 1342 T increase acceleration and top speed. Weight Reduction improved to increase motorcycle performance.