PISTON KIT 88-91 YZ250 69.50, WISECO 605M06950 FORGED
Wiseco Pro-Lite Piston Assembly. Innovative forging design and piston skirt provide maximum horsepower and torque. Lightweight wrist pins enable faster revs and quicker throttle response. Power Valve must be modified for .040 and larger. 1991 model is Ceramic Composite-Cylinder sleeving or replating required for oversizes. Top-End bearing available-part no. B1014. Included Items: One 69.5mm piston, two 2736CD rings, two CW18 circlips, one S508 wrist pin.
- SKU
- 56-W605+150_WI
- Brand
- Wiseco
- Availability
- In Stock (1)
FULL DESCRIPTION
Wiseco Pro-Lite Piston Assembly for Yamaha YZ250
Enhance your motorcycle's performance with the Wiseco Pro-Lite Piston Assembly. Engineered for durability, longevity, and increased horsepower, this piston assembly is crafted using innovative forging designs and advanced piston skirt technology to deliver maximum power and torque. The lightweight wrist pins contribute to faster revs and quicker throttle response, giving you a competitive edge.
Key Features:
- Innovative forging design for maximum horsepower and torque.
- Advanced piston skirt technology for improved performance.
- Lightweight wrist pins enable faster revs and quicker throttle response.
- Precision engineered for durability and longevity.
Included Items:
- One 69.5mm piston
- Two 2736CD rings
- Two CW18 circlips
- One S508 wrist pin
Important Notes:
- Power Valve must be modified for.040 and larger piston sizes.
- For 1991 models, Ceramic Composite-Cylinder sleeving or replating is required for oversize pistons.
- Top-End bearing is available separately (Part No. B1014).


