KB PERFORMANCE Piston Kit - Evolution KB305.000

If you're building or rebuilding a high-performance engine, piston quality directly impacts reliability, ring seal, and longevity under sustained load. KB Performance's Evolution KB305.000 kit delivers the precision tolerances and material science that separate street builds from competition engines. With diamond-machined accuracy and tight clearances, these pistons minimize rock and maximize combustion efficiency—critical when every fraction of a second counts.

Technical Specifications:

• Material: T-5 heat-treated 390 hypereutectic aluminum
• Weight tolerance: ±1 gram
• Machining tolerance: ±0.0005 inches
• Diamond-machined construction
• Allows tighter piston-to-cylinder fit
• Reduces piston rock and side slap
• Improves ring seal integrity
• Kit includes: 2 pistons
• Includes: Wrist pins
• Includes: Spiral-lock pin clips
• Includes: Hastings moly rings
• Ring and clip sets: Available separately
• MPN: KB305.STD

Installation Note: Consult KB's included instructions for proper piston clearance and top ring end gap specifications—critical for optimal performance with this high-precision piston design.