Description
If you’re serious about maximizing engine performance and longevity, piston quality is non-negotiable. The KB PERFORMANCE Piston Kit KB305.040 delivers the tight tolerances and precision engineering that separate race-grade components from off-the-shelf alternatives. Built for engines that demand reliability under extreme conditions, these pistons reduce rock, improve ring seal, and extend component life—exactly what professional racers and high-output builds require.
Key Specifications:
- 390 hypereutectic aluminum alloy
- T-5 heat-treated construction
- Diamond-machined finishing
- ±1 gram weight tolerance
- ±0.0005″ piston-to-piston tolerance
- Two pistons per kit
- Includes piston pins
- Spiral-lock pin clips included
- Hastings moly rings included
- Tighter fit capability
- Reduced piston rock
- Improved ring seal
- Replacement rings available separately
- Requires careful ring end-gap setup
- Professional installation recommended
Note: Consult included instructions for correct piston clearance and ring installation specifications.
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