Description
Worn or damaged pistons rob your engine of compression, power, and reliability. The PROX Piston Kit 01.1232.B delivers OEM-equivalent performance with precision engineering that restores your engine to factory specifications—or beyond. Whether you’re rebuilding after race wear or preventing catastrophic failure, this Japanese-manufactured kit gives you the dependable strength your engine demands.
This complete piston assembly arrives ready to install, eliminating the guesswork of sourcing individual components. Every piston is cast from high-silicon aluminum and CNC-machined to exacting tolerances, ensuring consistent fitment, proper ring seal, and optimal combustion chamber dynamics across all cylinders.
- High-silicon aluminum alloy
- CNC-machined precision tolerances
- OEM-equivalent specifications
- Includes piston rings
- Includes wrist pins
- Includes circlips
- Complete kit package
- Japanese manufactured
- MPN: 01.1232.B






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