Product Details
DESCRIPTION: Polini Team 4 Exhaust for 89-01 Yamaha Zuma CW50 2 Stroke Scooters.The Team 4 exhaust system works best with 50-70cc performance cylinders. Made in Italy!Please Note: This exhaust is designed to conform to European Road Standards. Removing the manifold restrictor leads to a significant performance improvement.Head Pipe Bolt Hole Spacing: 48mmHead Pipe Inner Diameter with Restrictor Removed: 25mmIncludes Mounting Bracket, Hardware and Exhaust GasketYamaha
NOTE: This exhaust is designed to conform to European Road Standards. Removing the manifold restrictor leads to a significant performance improvement.Head Pipe Bolt Hole Spacing: 48mmHead Pipe Inner Diameter with Restrictor Removed: 25mmIncludes Mounting Bracket, Hardware and Exhaust GasketYamaha
Compatibility / Fitment
Use the fitment details below to confirm this part matches your scooter before ordering.
- Engine Size: 70cc, Minarelli, 2-Stroke
- Fits Models / Common Applications: Yamaha Zuma 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 Yamaha?
A: This SKU is listed with Yamaha model fitment where the scooter also matches the listed engine or fitment notes.
Q: Is this for 70cc scooters?
A: This SKU is listed with 70cc engine-size fitment. Confirm exact model, year, and part style before ordering.
Additional information
| Weight | 9 lbs |
|---|---|
| Dimensions | 32 × 8 × 13 in |
Polini Team 4 performance exhaust for vertical Minarelli (AM6) engines, including the Yamaha Zuma CW50 (1989–2001). Expansion chamber design works best with 50–70cc performance cylinders. Designed to conform to European road standards — removing the manifold restrictor delivers a significant performance improvement. Made in Italy.
Key Features
- Performance expansion chamber design
- Black anodized canister
- Optimized for 50–70cc performance cylinders
- Removable manifold restrictor for increased power
- Includes mounting bracket, hardware, and exhaust gasket
- Made in Italy by Polini
| Head Pipe Bolt Spacing | 48mm |
|---|---|
| Head Pipe ID (restrictor removed) | 25mm |
| Engine | Vertical Minarelli AM6 |
| Includes | Mounting bracket, hardware kit, exhaust gasket |
| Brand | Polini |
| Origin | Made in Italy |
Fitment
| Yamaha Zuma CW50 (1989–2001) | Vertical Minarelli AM6 engine |
|---|---|
| Universal | Vertical Minarelli AM6-based 50–70cc scooters |
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Off-road use only. Not intended for use on public roads or land. Performance upgrades are considered racing parts and are not covered by warranty.




