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KB246.030-1 Hypereutectic Flat Top Piston for Ford Small Block 347 ci. Stroker Engines
InfoVehicle Info Needed
UNITED ENGINE MACHINEPART NUMBER: 648-KB246.030-1

KB246.030-1 Hypereutectic Flat Top Piston for Ford Small Block 347 ci. Stroker Engines

$10330
ShippingShips on 11/13/2026
Lowest PriceLowest Price Guarantee

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Ford 347ci
  • Flat Top Pistons
  • Use with Ford 302 Block
    • Ford 347 ci. Hypereutectic Piston
  • Flat Top
  • 4.030 in. Bore (+.030)
  • Use w/5.400 in. Connecting Rod & 3.400 in. Crank Stroke
  • Comp. Ratio: 11.2/55cc; 10.5/60cc; 10.0/64cc; 9.5/69cc
  • Sold Individually

    UEM KB246.030-1 Hypereutectic Flat Top Piston:

    • 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
    • Part TypePiston
    BrandUNITED ENGINE MACHINE
    Package Height5.0
    Package Width5.0
    Package Length5.2
    Weight1.45 PG
    Part CategoryPerformance Parts
    Piston Head Volume (Cc)6.5
    Compression Distance1.09 in (27.686 mm)
    Piston Ring Thickness (In.)1/16 x 1/16 x 3/16
    Wrist Pin StylePress-fit or floating
    QuantitySold individually
    Piston MaterialHypereutectic aluminum
    Pin Diameter0.927 in (23.5 mm)
    Part FitmentSemi Universal
    Bore (Mm)102.362
    Piston StyleFlat top, with two valve reliefs
    Bore4.03 in (102.362 mm)
    Vendor Part NumberSKB246.030
    Package Qty1
    Package TypeEA
    Please click here to download the instructions PDF file
    Some parts are not legal for use in California or other states with similar laws / regulations
    p65 warning