![WISECO Piston Kit with Gaskets - 40.00 mm - Yamaha PW50 [PK1157]](https://cdn11.bigcommerce.com/s-2wrnp2lk/images/stencil/1280x1280/products/186003/195976/parts-09030275__53291.1787868283.jpg?c=2 "WISECO Piston Kit with Gaskets - 40.00 mm - Yamaha PW50 [PK1157]")
![WISECO Piston Kit with Gaskets - 40.00 mm - Yamaha PW50 [PK1157]](https://cdn11.bigcommerce.com/s-2wrnp2lk/images/stencil/500x659/products/186003/195976/parts-09030275__53291.1787868283.jpg?c=2 "WISECO Piston Kit with Gaskets - 40.00 mm - Yamaha PW50 [PK1157]")
Piston Kit with Gaskets - 40.00 mm - Yamaha PW50
Features
- Dedicated forgings and additional lightening operations allow for optimized strength to weight ratio
- Designed and built for each specific 2-stroke engine
- Engineered, forged and machined in the USA
- Kit includes piston(s), ring set, wrist pin(s), circlips, bearing(s) and gaskets
Specifications
- Model: Forged Series
- Skirt Coating: Non-Coated
- Bore Size: 40.00 mm
- Piston Diameter: 39.96 mm
- Product Name: Piston with Gaskets Kit
- Type: Top End
- Displacement: 49 cc
- Bore - Oversize: Standard
- Piston Material: 4032 Aluminum Alloy
- Cooling System: Air Cooled
- Stroke Length: 39.20 mm
- Units: Kit
- Bore - Oversize: Standard
- Engine Type: 2-Stroke
- Riding Style: Off-Road
Manufacturer Part Number: PK1157
Yes
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