Wiseco Top-End Kit 1981-2022 Yamaha PW50 Piston, Rings, Gaskets PK1157

Most manufacturers recommend on small-bore motocross engines need to have the piston and rings replaced every 25-30 hours to maintain peak performance and not damage the cylinder plating. Wiseco complete top end kits include Pro Lite Piston using ArmorGlide® skirt coating, specialized for your Yamaha PW50 to ensure high performance. Precision Forgings, state of the art CNC finishing, multiple dome profiles, and optimized piston skirts shapes are only a few features that make Wiseco forged pistons the best available.

Features Wiseco Pro Lite Top-End Kit Yamaha PW50 1981-2022:

• Wiseco uses an Innovative forging design, and piston skirt provide maximum horsepower and torque
• Durability, longevity and increased horsepower
• Forged from high-silicon aluminum alloy for maximum strength and dependability
• Wiseco offers a complete range of popular piston models and years for both trail and racing applications
• Fits the 1981-2022 Yamaha PW50
  
• Part Number PK1157