Professional Series Forged Piston for Mitsubishi 4G63, 86.00 mm Bore, 28.70 mm Compression Height, +1.9cc Dome [2618 Aluminum]
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WISECOPART NUMBER: 926-6676M86AP

Professional Series Forged Piston for Mitsubishi 4G63, 86.00 mm Bore, 28.70 mm Compression Height, +1.9cc Dome [2618 Aluminum]

$24999
ShippingShips on 11/13/2026
Lowest PriceLowest Price Guarantee

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Forged Piston
  • Mitsubishi 4G63
  • 86.00 mm Bore
  • 28.70 mm Compression Height
  • +1.9cc Dome
  • 0.866 in. Floating Wrist Pin Included
  • Piston Rings Included
  • Strutted 2618 Forged Aluminum
  • ArmorGlide Coated Skirt
  • Sold Individually

    This Wiseco Professional Series piston is forged from 2618 aluminum for Mitsubishi 4G63 engines. It has an 86.00 mm bore and a 28.70 mm compression height with a +1.9cc dome. Professional Series pistons are aimed at heavy to severe duty race builds.

    Wiseco 6676M86AP Piston Features:

    • Made for Mitsubishi 4G63 engines
    • 86.00 mm bore diameter with a 28.70 mm compression height
    • +1.9cc dome volume
    • Forged from 2618 aluminum alloy with a strutted forging design
    • ArmorGlide skirt coating for reduced friction, scuff resistance and quieter operation
    • 0.866 in. 5115 Steel floating wrist pin included
    • Piston rings included: 1.0 mm top, 1.2 mm second and 2.8 mm oil ring
    • Fully machined crown with precision ring grooves and an anti-detonation groove
    • Forced pin oiling feeds the wrist pin bore
    • Sold individually
  • Part TypePiston
    BrandWISECO
    Package Height4.3
    Package Width4.7
    Package Length4.7
    Weight1.3 PG
    Part CategoryPerformance Parts
    Compression Height28.70 mm
    Piston Head TypeDome
    Wrist Pin StyleFloating
    QuantitySold Individually
    Oil Ring Thickness2.8 mm
    Piston Head Volume+1.9cc
    Piston StyleStrutted
    Piston Pin Outside Diameter0.866 in.
    Second Compression Ring Thickness1.2 mm
    Top Compression Ring Thickness1.0 mm
    Piston Material2618 Aluminum
    Cylinder Bore Diameter86.00 mm
    Part FitmentUniversal
    Wrist Pin IncludedYes
    Piston Pin Material5115 Steel
    Vendor Part Number6676M86AP
    Package Qty1
    Package TypeEA
    Some parts are not legal for use in California or other states with similar laws / regulations
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