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KB Performance Pistons KB246.030

Ford 347ci Hypereutectic Pistons Flat Top

KB Performance Pistons KB246.030

648-KB246.030

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Ships 12/07/16 if Ordered Today
KB Performance Pistons KB246.030 Ford 347ci Hypereutectic Pistons Flat Top $404.48
Ford 347ci Hypereutectic Pistons
  • Flat Top
  • 4.030'' Bore (+.030'')
  • Use w/5.400'' Connecting Rod & 3.400'' Crank Stroke
  • Comp. Ratio: 11.2/55cc; 10.5/60cc; 10.0/64cc; 9.5/69cc
  • 8/pkg

  • KB Performance Pistons KB246.030 Details

    Ford 347ci

  • Flat Top Pistons
  • Use with Ford 302 Block
  • Technical Specs:
  • For use with Ford 302 Block.
  • Alloy: Hypereutectic 390
  • Bore: 4.030''
  • Crankshaft Stroke: 3.400''
  • Connecting Rod Length: 5.400''
  • Deck Height: 8.206''
  • Compression Height: 1.090''
  • Pin Size: 0.9272''
  • Pin Location: Centered, 2.5'' long. Spacer ring included.
  • Flat Top: -6.5cc 2V Relief
  • Intake Valve Relief: 0.266'' Depth / 2.120'' Diameter
  • Exhaust Valve Relief: 0.254'' Depth / 1.880'' Diameter
  • Top Landing Height: 0.240''
  • Ring Grooves: 1/16'' Top; 1/16'' Middle; 3/16'' Bottom
  • Gram Weight: 415/102
  • Compression Ratio: 11.2:1 w/55cc Heads; 10.5:1 w/60cc Heads; 10.0:1 w/64cc Heads; 9.5:1 w/69cc Heads

  • Specifications:

    Bore (in.)
    4.03
    Bore (mm)
    102.362
    Compression Distance (in.)
    1.09
    Pin Diameter (in.)
    0.927
    Piston Head Volume (cc)
    6.5
    Piston Material
    Hypereutectic aluminum
    Piston Ring Thickness (in.)
    1/16 x 1/16 x 3/16
    Piston Style
    Flat top, with two valve reliefs
    Quantity
    Sold as a set of 8
    Wrist Pin Style
    Press-fit or floating
    Manufacturer's Part Number:
    KB246.030

    100% CNC Machined Pistons

    New high silicon alloys and diamond tooling have give Silv-O-Lite designers the material and equipment for performance breakthroughs in engine design. Silv-O-Lite 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

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