Hypereutectic Piston
Product Discontinued
SEALED POWERPART NUMBER: 844-H727CP40-1

Hypereutectic Piston

Currently Unavailable

This product is no longer available. Please call customer service for assistance at 1-800-345-4545.

Big Block Chevy
Hypereutectic Piston
  • 1991-1995 Big Block Chevy 454
  • 4.290 in. Bore (+.040 in.)
  • 6.135 in. Rod
  • .070 in. Dish Piston with Two Valve Reliefs
  • 1.625 in. Compression Distance
  • Sold Individually

    Technical Specs:

    • Material: Cast Aluminum
    • Bore: 4.290 in. Bore (+.040 in.)
    • Piston Top: Recessed Head .070 in. deep x 2.000 in. diameter w/2 Reliefs
    • Compression Height: 1.625 in.
    • Compression Ring Groove: 5/64 in.
    • Second Ring Groove: 5/64 in.
    • Oil Ring Groove Width: 3/16 in.
    • Pin Size: 0.9893 in. O.D.
    • Skirt Type: Coated
  • Part TypePiston
    BrandSEALED POWER
    Package Height3.0
    Package Width4.25
    Package Length4.25
    Weight1.7 PG
    Part CategoryPerformance Parts
    Package Qty1
    Package TypeEA
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    Some parts are not legal for use in California or other states with similar laws / regulations
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