Naraku Performance Variator Drive Face: 139QMB / GY6 50 tiedowns offering improved heat dissipation and

offering improved heat dissipation and a slower deflation rate in the event of a puncture

Compatible with 139QMB-based 50cc and 80cc engines

Spaced 1 1/2" apart

secondary air

Naraku Performance Variator Drive Face: 139QMB / GY6 50 tiedowns offering improved heat dissipation andEliminate belt slip and improve throttle response with the Naraku CNC Machined Performance Variator Drive Face. Engineered specifically for the 50cc QMB139 (GY6) engine platform, this red anodized aluminum drive face is precision machined to ensure a perfectly flat contact surface, maximizing belt grip and efficiency throughout the entire RPM range. A direct upgrade over the stock cast face, which develops grooves over time that kill top speed and