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United Engine Machine Chevy 454ci Forged Pistons Hollow Dome Top .190"

648-IC778.030


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Chevy 454ci Forged Pistons Hollow Dome Top .190"
$884.99
Chevy 454ci Forged Pistons
  • Hollow Dome Top .190''
  • 4.280'' Bore (+.030'')
  • Use w/6.385'' Connecting Rod & 4.000'' Crank Stroke
  • Comp. Ratio: 11.7/96.5cc; 9.9/108cc; 9.5/119cc
  • 8/pkg
  • Free Shipping - Estimated to ship direct from manufacturer on 03/19/25 , pending manufacturer availability. Learn More
    QTY
    • Details
    • Dome Top Pistons
    • Use w/6.385'' Connecting Rods

      Technical Specs:
    • Alloy: Premium High Ductility 2618
    • Bore: 4.280''
    • Crankshaft Stroke: 4.000''
    • Connecting Rod Length: 6.385''
    • Deck Height: 9.800''
    • Compression Height: 1.395''
    • Pin Size: 0.990'' x 2.750''
    • Pin Location: Centered
    • Hollow Dome Top: .190'' 18cc 1 Valve Relief (Closed Chamber Head)
    • Intake Valve Relief: 0.286'' Depth / 2.300'' Diameter
    • Exhaust Valve Relief: N/A
    • Top Landing Height: 0.365''
    • Ring Grooves: 1/16'' Top; 1/16'' Middle; 3/16'' Bottom
    • Gram Weight: 591/141
    • Compression Ratio: 11.7:1 w/96.5cc Heads; 9.9:1 w/108cc Heads; 9.5:1 w/119cc
    • Designed for O.E. and Edelbrock style cylinder heads

    Specifications:

    Part Type
    Package Depth
    3.80
    Package Height
    9.30
    Package Width
    18.20
    Part Category
    Performance Parts
    Part Fitment
    Semi Universal
    Shipping Weight
    13.29
    Vendor Part Number
    IC778.030
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