KB PERFORMANCE Piston Kit KB258.STD
Part Number: 09102016KB PERFORMANCE
- SKU:
- 09102016
- UPC:
- 800745060327
- MPN:
- KB258.STD
- Condition:
- New
- Availability:
- Ships Same Business Day
- Weight:
- 2.75 LBS
Description
If you're building a high-performance engine that demands precision and reliability, KB Performance pistons deliver the tight tolerances and superior ring seal that separate competitive engines from the rest. These diamond-machined pistons are engineered for tighter fitment than standard alternatives, which means less piston rock, improved combustion efficiency, and extended piston and ring life. Whether you're tuning a street engine or prepping for the track, KB's hypereutectic aluminum construction and meticulous quality control ensure consistent performance lap after lap.
- Material: T-5 heat-treated 390 hypereutectic aluminum
- Weight tolerance: ±1 gram per piston
- Dimensional tolerance: ±0.0005 inches
- Diamond-machined for precision
- Kit contents: Two pistons
- Includes: Wrist pins and spiral-lock clips
- Ring set: Hastings moly rings included
- Installation: Bolt-on, standard engine block
- Fitment: Vehicle-specific (verify MPN compatibility)
- Special requirement: Read included clearance instructions
- Ring gap: Requires attention per KB guidelines
- Replacement rings: Available separately
Specs
BORE OVERSIZE - IMPERIAL: |
STANDARD |
PISTON MATERIAL: |
HYPEREUTECTIC ALLOY |
BORE SIZE IMPERIAL: |
3.498' |
COMPRESSION RATIO IMPERIAL: |
8.6:1 |
UNITS: |
KIT |
PRODUCT NAME: |
PISTON KIT |
RIDING STYLE: |
STREET |
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