Naraku Heavy Duty Crankshaft 16 Tooth | 139QMB Engines 100/80/16 Make blown bulbs a thing

Make blown bulbs a thing of the past with this wiring harness

GP1 (02-06) and Predator (99-01

1 - 181476 Air Bellow

Two ignition keys

EPDM rubber compound prevents glazing and slipping during long-distance or high-temp riding

Naraku Heavy Duty Crankshaft 16 Tooth | 139QMB Engines 100/80/16 Make blown bulbs a thingThe Naraku Heavy Duty Crankshaft is a premium OEM quality replacement for 50cc 4 stroke QMB139 engines. Built to Japanese and Taiwanese OEM standards, it features heavy duty pre pressed bearings for extended service life and durability a significant step up from low cost Chinese alternatives. Matches the original crank dimensions for a direct drop in fit, and works equally well as a standard replacement or as the foundation for a Big Bore build.