Product Details
DESCRIPTION: Polini Performance Variator Kit for Genuine Buddy and Roughhouse 50cc 2-Stroke Scooters.Includes Variator, Ramp Plate, Slides, Variator Boss, Variator Boss Shim, and 16×13 Roller Weights in 5.6g and 7.7g.Includes: Variator, Ramp Plate, Slides, Variator Boss and Shim, and 16×13 Roller Weights in 5.6g and 7.7g25 Degree Ramp PlateGenuine Buddy 50, Genuine Roughhouse 50, PGO
Compatibility / Fitment
Use the fitment details below to confirm this part matches your scooter before ordering.
- Engine Size: 50cc, PGO, 2-Stroke
- Fits Models / Common Applications: Genuine Buddy and other compatible models may apply.
- Fitment Notes: Performance
Fitment Guide: This compatibility information is based on manufacturer and supplier data. Listed models are common known applications and may not include every compatible scooter. If your scooter has multiple versions or production changes, confirm the correct match before ordering. Check photos, measurements, original part numbers, engine code, model, and related fitment information whenever possible.
Common Fitment Questions
Q: Will this fit a Genuine?
A: This SKU is listed with Genuine model fitment where the scooter also matches the listed engine or fitment notes.
Q: Is this for 50cc scooters?
A: This SKU is listed with 50cc engine-size fitment. Confirm exact model, year, and part style before ordering.
Additional information
| Weight | 1.5 lbs |
|---|---|
| Dimensions | 11 × 9 × 4 in |
Polini Hi-Speed Variator Kit — complete CVT upgrade for Genuine Buddy 50 and Roughhouse 50 2-stroke scooters. Replaces the entire variator assembly with performance-spec components including a 25-degree ramp plate and two sets of matched roller weights for tuning flexibility right out of the box. ISO 9001 manufactured in Italy by Polini.
Kit Contents:
- 1x variator
- 1x 25-degree ramp plate
- Slider guides (blue)
- 1x variator boss
- 1x boss shim
- 6x 16x13mm roller weights at 5.6g
- 6x 16x13mm roller weights at 7.7g
Key Features:
- Complete kit — everything needed for a full CVT variator upgrade
- 25-degree ramp plate improves acceleration and mid-range response over stock
- Two roller weight sets (5.6g and 7.7g) for tuning to your riding style
- Direct-fit for Genuine Buddy 50, Roughhouse 50, and PGO 50cc 2-stroke platforms
- ISO 9001 manufactured in Italy by Polini — 60+ years of CVT engineering
| Spec | Detail |
|---|---|
| Ramp plate angle | 25 degrees |
| Roller weight size | 16x13mm |
| Roller weights included | 5.6g and 7.7g sets (6 each) |
| Engine type | 2-stroke 50cc |
| MPN | 241.490 |
| SKU | 146-60 |
| Origin | Made in Italy |
- Genuine Buddy 50 (2-stroke)
- Genuine Roughhouse 50 (2-stroke)
- PGO 50cc 2-stroke scooters
Watch: Polini Hi-Speed Variator Video
Off-road / competition use only. Not intended for use on pollution-controlled vehicles. Check local laws before installing. Not covered under warranty.





