Naraku High Speed Variator, GY6 139QMB 50cc 4 Stroke

Naraku High Speed variator for GY6 50cc 4 stroke 139QMB scooter engines.

The Naraku HS-High Speed vario is an evolution of one of the most successful varios for 4-stroke vehicles. The roller ramp design results in a maximum of torque and top speed. The key to a good variator is its ability to keep the engine at a constantly high rpm over a wide range of vehicle speeds, which makes the Naraku HS variator one of the best ones for 4-stroke engines.