Tobaki Racing Crankshaft Stroker Kit (+4mm) - Yamaha NMAX 125 155

Tobaki Racing stroker crankshaft kits come assembled with strengthened conrod and do not require a thicker block spacer, due to shorter connecting rod. These kits will increase your engine’s stroke for big performance and torque gains. Suitable for road and track use.   • Increases total stroke by 4mm (2mm up+down)  • Connecting Rod length - 97mm  • Crank bearings and sprocket included.   Fitting: Yamaha Nmax 125 155 (VVA) (V1)

Part no. MG-1774