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SRP 139506

Forged Flat Top Piston Big Block Chevy 489ci with 4.280" Bore

SRP 139506

867-139506

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SRP 139506 Forged Flat Top Piston Big Block Chevy 489ci with 4.280" Bore $561.20
Forged Flat Top Piston
  • Big Block Chevy 489ci
  • Bore: 4.280"
  • Stroke: 4.250"
  • Weight: 568 Grams
  • Rod Length: 6.135"
  • Head Volume: -3.0cc
  • 1/pkg

  • Specifications:

    Manufacturer's Part Number:
    139506

    Ideal for street/strip and marine applications. Symmetrical valve reliefs for universal installation. High silicon alloy for tighter piston to wall clearance. Lower ring lands and thicker crown for increased durability. Great for light duty nitrous or forced induction. .990'' x 2.930'' x .150'' straight wall carbon steel wristpin (150g) included. 1/16'' x 1/16'' x 3/16'' ring grooves.

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