Description
Performance Variator Kit for GY6 125cc and 150cc Engines
The Performance Variator Drive Pulley Kit is designed for GY6 157QMJ engines, specifically for 125cc and 150cc scooters, ATVs, and go-karts. This kit upgrades the continuous variable transmission (CVT) system to improve performance and efficiency. It is one of the GY6 scooter parts that can noticeably improve acceleration and top speed. The kit features a striking outer drive face made from anodized aluminum and includes all necessary components for a complete installation.
Construction and Design
This variator kit includes an 8-fin outer drive face with a 115mm diameter, ensuring better belt engagement and performance. The machined splined center hub allows for a precise fit. Included in the kit are the variator, a ramp plate, three slide pieces, and six roller weights, each measuring 18x14mm and weighing 12 grams.
Compatibility and Belt Requirements
The variator is compatible with 835x20x30 belts and should be verified before purchase. It is designed for GY6 157QMJ-based engines, making it suitable for a range of vehicles. The kit's spline count is 19, which is important for proper installation and function.
Specifications
- Drive Face Outer Diameter: 115mm
- Variator Outer Diameter: 108mm
- Number of Splines: 19
- Splined Inner Diameter (peak to peak): 13.5mm
- Splined Inner Diameter (valley to valley): 15mm
- Roller Weights: 18x14mm, 12g (set of 6)
- Engine: GY6 157QMJ 125cc / 150cc 4-stroke
Fitment
This variator kit fits GY6 125cc and 150cc 4-stroke engines in various applications.
- Scooters
- ATVs
- Go-karts
Not sure it fits? Contact us with your scooter's make, model and year and we'll confirm the fit before you order.
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