Description
A piston kit is the foundation of reliable engine performance—worn or inadequate pistons lead to compression loss, poor combustion, and premature engine failure. The PROX Piston Kit 01.3338.A delivers OEM-equivalent durability with precision manufacturing, making it the smart choice for rebuilds and high-mileage engine refreshes. Whether you’re restoring a street engine or preparing for sustained track use, this kit ensures the compression integrity and ring seal your engine demands.
- High-silicon aluminum alloy
- Meets/exceeds OEM specs
- CNC-machined tolerances
- Manufactured in Japan
- Includes piston rings
- Includes wrist pins
- Includes circlips
- Complete kit package
- OEM replacement grade









