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RED Series Forged Piston for Chevy Big Block, 4.280 in. Bore, 1.270 in. Compression Height, +15cc Dome [2618 Aluminum]
InfoVehicle Info Needed
WISECOPART NUMBER: 926-70092X280

RED Series Forged Piston for Chevy Big Block, 4.280 in. Bore, 1.270 in. Compression Height, +15cc Dome [2618 Aluminum]

$14999
ShippingShips on 11/13/2026
Lowest PriceLowest Price Guarantee

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Forged Piston
  • Chevy Big Block
  • 4.280 in. Bore
  • 1.270 in. Compression Height
  • +15cc Dome
  • 0.990 in. Floating Wrist Pin Included
  • Piston Rings Included
  • Strutted 2618 Forged Aluminum
  • ArmorGlide Coated Skirt
  • Sold Individually

    This Wiseco RED Series piston is forged from 2618 aluminum for Chevy Big Block engines. It has a 4.280 in. bore and a 1.270 in. compression height with a +15cc dome. RED Series pistons are built for popular domestic V8 platforms used in drag racing, circle track and power adder engines.

    Wiseco 70092X280 Piston Features:

    • Made for Chevy Big Block engines
    • 4.280 in. bore diameter with a 1.270 in. compression height
    • +15cc dome volume
    • Sized for a 4.250 in. stroke and 6.385 in. connecting rod length
    • Forged from 2618 aluminum alloy with a strutted forging design
    • ArmorGlide skirt coating for reduced friction, scuff resistance and quieter operation
    • 0.990 in. 5115 Steel floating wrist pin included
    • Piston rings included: 0.0640 in. top, 0.0640 in. second and 0.188 in. oil ring
    • Dedicated engine-specific strutted forging for strength-to-weight
    • Horizontal slot oiling in the pin bores lubricates the wrist pin and rod small end
    • Accumulator groove helps hold a consistent ring seal
    • Sold individually
    • Part TypePiston
    BrandWISECO
    Package Height4.0
    Package Width4.6
    Package Length4.6
    Weight2.0 PG
    Part CategoryPerformance Parts
    Compression Height1.270 in.
    Piston Head TypeDome
    Wrist Pin StyleFloating
    QuantitySold Individually
    Oil Ring Thickness0.188 in.
    Rod Length (In)6.385 in.
    Piston Head Volume+15cc
    Piston StyleStrutted
    Piston Pin Outside Diameter0.990 in.
    Second Compression Ring Thickness0.0640 in.
    Top Compression Ring Thickness0.0640 in.
    Piston Material2618 Aluminum
    Cylinder Bore Diameter4.280 in.
    Part FitmentUniversal
    Wrist Pin IncludedYes
    Piston Pin Material5115 Steel
    Vendor Part Number70092X280
    Package Qty1
    Package TypeEA
    Some parts are not legal for use in California or other states with similar laws / regulations
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