Passer aux informations produits
- Fits Yamaha PW50 models (most years – ideal for confirmation before purchase)
- ALL TRANSFER PORTS ARE CHAMFERED
- Cylinder Bore Size: 44mm big bore upgrade
- Engine Type: 2-stroke, air-cooled
- Material: High-quality aluminium cylinder with precision-machined bore
- Performance Gain: Increased displacement for improved torque and throttle response
- Ideal For: Racing, training bikes, or performance rebuilds
- Cooling: Designed to maintain proper air-cooling efficiency
- Direct Bolt-On: No major engine modifications required
- Compatibility: Works with standard PW50 crankshaft and cases
- Durability: Built for high heat resistance and long service life
- Manufacturing Tolerance: CNC machined for accurate fitment and sealing
Includes:
- 44mm cylinder
- Matching piston
- Piston rings
- Wrist pin
- Circlips
- Top-end gasket set
Important Fitment & Setup Notes:
- Carb jetting upgrade strongly recommended for best performance