Polini Team 4 performance exhaust for vertical Minarelli – expansion chamber with black anodized canister, side view Polini Team 4 performance exhaust for vertical Minarelli – expansion chamber with black anodized canister, side view
Polini Team 4 exhaust complete hardware kit – mounting bracket, exhaust gasket, springs, bolts, and Polini sticker Polini Team 4 exhaust complete hardware kit – mounting bracket, exhaust gasket, springs, bolts, and Polini sticker
Polini Team 4 exhaust mounting bracket – cast aluminum triangular bracket with Polini logo Polini Team 4 exhaust mounting bracket – cast aluminum triangular bracket with Polini logo
Polini Team 4 performance exhaust for vertical Minarelli – expansion chamber with black anodized canister, side view
Polini Team 4 exhaust complete hardware kit – mounting bracket, exhaust gasket, springs, bolts, and Polini sticker
Polini Team 4 exhaust mounting bracket – cast aluminum triangular bracket with Polini logo

Polini

Polini Team 4 Exhaust | Vertical Minarelli / Zuma 50 '89-'01

SKU 146-44
$258.00
Shipping calculated at checkout.
Description

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

Specifications

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

 

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.
Product Diagrams
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
Specifications

Head Pipe Bolt Spacing: 48mm | Head Pipe ID (restrictor removed): 25mm | Engine: Vertical Minarelli AM6 | Includes: mounting bracket, hardware kit, exhaust gasket | Origin: Italy
Model Fitments

MakeModelNotes
YamahaZuma CW50 (1989–2001)Vertical Minarelli engine
UniversalVertical Minarelli AM6-based scooters50–70cc
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