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United Engine Machine KB222KTM.030

Pontiac 455ci Hypereutectic Piston And Ring Kit Flat Top +030

United Engine Machine KB222KTM.030

648-KB222KTM.030

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Estimated to ship directly from the manufacturer on 04/30/18
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United Engine Machine KB222KTM.030 Pontiac 455ci Hypereutectic Piston And Ring Kit Flat Top +030 $447.99
Pontiac 455ci Hypereutectic Piston And Ring Kit
  • Flat Top
  • 4.180" Bore (+.030")
  • Use w/6.630'' Connecting Rod & 4.210'' Crank Stroke
  • Comp. Ratio: 12.0/71cc; 10.3/87cc; 9.5/96cc; 8.5/111cc
  • 8/pkg

  • United Engine Machine KB222KTM.030 Details

    Pontiac 455ci

  • Flat Top
  • Kit Includes:

    • 648-KB222.030 Pistons
    • 648-4151FM8.030 Moly Cast Iron Rings

    Specifications:

    Manufacturer's Part Number:
    KB222KTM.030

    100% CNC Machined Pistons

    New high silicon alloys and diamond tooling have give Keith Black designers the material and equipment for performance breakthroughs in engine design. KB piston are 100% CNC machined and T-6 heat treated from 16%-18% silcon Hypereutectic alloy. Features include drilled oil returns and pin oil supply, .072'' spiral wound retaining ring, 100% diamond turned, compensated high strength ring lands, high top ring location, 360° pressure pin oiling, diamond honed pin hole and lightweight rigid rib skirt design.

    Features:

    • 390 Hypereutectic alloy with 16% Silicon
    • Fully machined crowns and valve reliefs
    • Drilled oil drain backs
    • Full floating wrist pins
    • Triple wound spiral locks
    • Reflective alloy allows 2% power increase
    • Quench dome technology minimizes deterioration
    • Zero deck quench designs
    • Sold in Sets (except when noted as 1 piston per package)


      Click here for reference guide to piston top designs

    Some parts are not legal for use in California or other states with similar laws / regulations