Product Details
DESCRIPTION: Buddy and Roughhouse 50 Stage 1 Performance Kit includes Prima 50 performance pipe, high compression spring, rollers and a main jet kit for maximum tuning advantage. Feel and hear the difference without breaking the bank.Save 10% by purchasing this kit, as opposed to buying the parts individually. Voids your factory warranty--throw caution to the wind!Kit Includes:PE32NCY PERFORMANCE PIPE; GENUINE BUDDY 50, ROUGHHOUSE1200-1053NCY COMPRESSION SPRING (PERFORMANCE); 139QMB 1500rpmRoll 16x136.0 gr PRIMA ROLLER WEIGHT SET (16X13 MM, 6 PCS)Main Jet KitPRIMA KEIHN PB MAIN JETThis kit requires gasket(Sku:0500-1008)Sold separately.This product is not compliant with the EPA or California Air Resources Board for use on roads or lands. This product is for closed-course competition only. May require intake modification or a pod-style filter.**Not legal for use in California on pollution controlled vehicles. Check local laws before installing.This product is not intended for use on public roads or land.
139QMB ENGINES: 1500rpmRoll 16x136.0 gr PRIMA ROLLER WEIGHT SET (16X13 MM, 6 PCS)Main Jet KitPRIMA KEIHN PB MAIN JETThis kit requires gasket(Sku:0500-1008)Sold separately.This product is not compliant with the EPA or California Air Resources Board for use on roads or lands. This product is for closed-course competition only. May require intake modification or a pod-style filter.**Not legal for use in California on pollution controlled vehicles. Check local laws before installing.This product is not intended for use on public roads or land.
Additional information
| Weight | 12 lbs |
|---|---|
| Dimensions | 36 × 12 × 12 in |
Compatibility / Fitment
Use the fitment details below to confirm this part matches your scooter before ordering.
- Engine Code: 139QMB
- 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 139QMB engine?
A: This SKU is listed as compatible with 139QMB engine-code fitment. Always compare your original part and scooter details before ordering.
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.
Additional information
| Weight | 12 lbs |
|---|---|
| Dimensions | 36 × 12 × 12 in |





