KB PERFORMANCE Piston Kit - Twin Cam 88 KB425C.030
Part Number: 09106091KB PERFORMANCE
- SKU:
- 09106091
- UPC:
- 800745265722
- MPN:
- KB425C.030
- Condition:
- New
- Availability:
- Ships Same Business Day
- Weight:
- 3.06 LBS
Description
If you're building a high-performance Twin Cam 88 engine, piston quality directly impacts reliability and ring seal integrity. KB Performance pistons are diamond-machined to exacting tolerances—plus or minus one gram and half a thousandth-inch across the entire kit—eliminating the piston rock that compromises combustion efficiency and ring life. With their tight fit capability and superior thermal design, these pistons deliver the precision control serious builders demand.
- Material: T-5 heat-treated 390 hypereutectic aluminum
- Tolerance: ±1 gram weight variance
- Machining precision: ±0.0005" piston-to-piston
- Finish: Diamond-machined
- Kit contents: Two pistons
- Includes: Wrist pins, spiral-lock clips
- Ring type: Hastings moly rings
- Fitment: Twin Cam 88 engines
- Installation: Bolt-on (professional assembly recommended)
- Special note: Requires specific ring end gap setup per instructions
- Lock rings: Part #0913-0001 (4-pack, sold separately)
- Replacement rings: Available separately
Specs
COMPRESSION RATIO IMPERIAL: |
8.8:1 |
UNITS: |
KIT |
BORE SIZE IMPERIAL: |
3.750' |
PISTON HEAD SHAPE: |
FLAT TOP |
PISTON MATERIAL: |
HYPEREUTECTIC ALLOY |
BORE OVERSIZE - IMPERIAL: |
+0.030' |
PRODUCT NAME: |
PISTON KIT |
RIDING STYLE: |
STREET |
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