CVT Kit + Clutch MotoForce Racing CPI / Keeway (13mm)

Drive Kit Motoforce Racing 2-stroke china scooter

The complete transmission kit for CPI, Keeway and other 2-stroke Chinese scooters with 13mm crankshaft stub and short crankcase. This kit includes all essential components for noticeably improved acceleration and overall performance.

Ideal for stock and sport setups with a performance exhaust or 50–70cc cylinder. All parts are perfectly matched, fully compatible, and easy to install.

Motoforce Racing CVT V2 - CPI / Keeway

The updated Motoforce Racing V2 variator is specifically engineered for 2-stroke scooters with a 13 mm crankshaft stub. Redesigned ramp disks deliver smoother power delivery and consistent acceleration across the entire rev range. Precision manufacturing ensures optimal energy transfer and reliable performance.

• Includes: Sleeve, ramp plate, sliders and two sets of 15x12mm rollers (5.5g and 6.0g)
• Attention: Please check whether the original CVT is designed for 13 mm stump

Motoforce Racing V-belt reinforced (short, Minarelli type)

Drive belt made from high-strength polyamide for Chinese 2-stroke scooters with short crankcases. The material provides excellent durability, low weight, and optimal power transfer. The reinforced belt retains the original characteristics and allows for quick and easy replacement.

• Dimensions: 800 x 17.2 x 8.4 mm
• Material: Polyamide
• OEM quality

Motoforce Racing pulley CPI / Keeway

The CNC-machined front pulley made from high-quality aluminum has an integrated fan wheel. The optimized flank angle improves power transfer, while the special polymer coating prevents deformation and belt slip. The result is smooth operation, reduced wear and a longer service life even under demanding conditions.

The design eliminates the need for a star washer and ensures a precise, durable fit and smooth operation with minimal wear.

Motoforce Racing Evolution clutch 107mm

The "Evolution" racing clutch with three shoes allows stepless spring preload adjustment via a convenient Allen screw on the backside, no disassembly required. In addition, the spring holders can be easily removed, allowing quick and precise changes. This system allows for more precise control over the clutch engagement and provides more aggressive and customizable starts to suit any riding style.

• Includes: Clutch and 2 sets of springs in different thicknesses
• Diameter: 107 mm

Note: Only for 3-jaw clutches with Ø107 mm (Minarelli engines from 1998 onwards).

motoforce Racing clutch bell 107mm

The 107 mm racing clutch bell features an open design with cooling fins in orange. Enhanced heat dissipation reduces warping and ensures smooth operation even under high loads. The reinforced stiffness also extends the service life of the clutch and provides more consistent grip during acceleration.

• Inner diameter: 107 mm

To make installation easier, we offer a wide range of clutch and CVT tools for your workshop.