Description:

The 39mm Piston Kit Assembly is designed for 50cc horizontal engines to provide a reliable replacement for ATVs, dirt bikes, go karts, and mopeds.

• Compatibility Fits 4 stroke 49cc and 50cc horizontal engines
• Engine Restriction Not compatible with GY6 or vertical engines
• Piston Diameter 39mm or 1.53 inches
• Piston Pin Diameter 13mm or 0.51 inches
• Piston Pin Length 31mm or 1.22 inches
• Material Constructed of special spring steel for durability and long term use
• Included Components Comes with piston rings as a complete set