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KB Performance Pistons KB135.030-1

Chevy 383ci Hypereutectic Piston Dish Top

KB Performance Pistons KB135.030-1

648-KB135.030-1

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Estimated ship date 06/30/17 if Ordered Today
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KB Performance Pistons KB135.030-1 Chevy 383ci Hypereutectic Piston Dish Top $67.99
Chevy 383ci Hypereutectic Piston
  • Dish Top
  • 4.030'' Bore (+.030'')
  • Use w/5.700'' Connecting Rod & 3.750'' Crank Stroke
  • Comp. Ratio: 10.3/58cc; 9.9/62cc; 9.7/64cc; 8.7/76cc
  • 1/pkg

  • KB Performance Pistons KB135.030-1 Details

    Chevy 383ci

  • Dish Top Pistons
  • Use w/5.700'' Connecting Rods
  • Use with Chevy 350ci Block and 400ci Crankshaft
  • Technical Specs:
  • Alloy: Hypereutectic 390
  • Bore: 4.030''
  • Crankshaft Stroke: 3.750''
  • Connecting Rod Length: 5.700''
  • Deck Height: 9.025''
  • Compression Height: 1.433''
  • Pin Size: 0.9272''
  • Pin Location: Centered
  • Flat Top: -18cc 2 Symmetrical Valve Reliefs
  • Intake Valve Relief: 0.280'' Depth / 2.168'' Diameter
  • Exhaust Valve Relief: 0.280'' Depth / 2.168'' Diameter
  • Top Landing Height: 0.275''
  • Ring Grooves: 5/64'' Top; 5/64'' Middle; 3/16'' Bottom
  • Gram Weight: 500/145
  • Compression Ratio: 10.3:1 w/58cc Heads; 9.9:1 w/62cc Heads; 9.7:1 w/64cc; 8.7:1 w/76cc Heads
  • Use with 350ci block and 400ci crankshaft. This is a stroked 350ci chevy combination.

  • Specifications:

    Manufacturer's Part Number:
    KB135.030-1

    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

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