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Sealed Power® Vintage Crown Top Piston 402P

Sealed Power Vintage Crown Top Piston 402P

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  • Specifications
  • Features
  • Vehicle Fitment
  • Specifications

    BrandSealed Power
    Part Number402P
    Part DescriptionVintage Crown Top Piston
    Bore104.8000
    Bore (Inch)4.1250
    Compression Distance1.732 plus .125 crown
    Head Illustration3
    Head TypeCrowned Head
    Minimum Clearance0.0015 @ 2.560 from top of head
    Note 1Standard Size
    Part MaterialCast
    Pin Diameter25.131
    Pin Diameter (Inch)0.9894
    Pin Offset1.524
    Pin Offset (Inch)0.06
    Ring 1 Qty2
    Ring 1 Width5/64
    Ring 2 Qty1
    Ring 2 Width3/16
    Standard SizeStandard
    UPC724956350018
    Warning: California’s Proposition 65
  • Features

    Sealed Power Engine Piston are featured as follows:
    • Cylinder sealing is improved for minimum blow-by.
    • It maintains standard ring gaps in the top groove.
    • Piston coated with DUROSHIELD on the skirt.
    • Engine life is extended by moly-graphite coating.
    • Friction reduction leads to higher fuel economy.
    • Protects against damage from inadequate lubrication during start-up.
    • Creating certified ISO & QS, manufacturing guarantees high performance and long product life that engine rebuilders cherish for good reasons.
    • Up-tilt ring grooves improve piston-to-ring sealing & provide great blow-by control.
    • A full range of internal replacement components designed specifically for application are included as part of Sealed Power engine products.
    The Sealed Power Engine Piston 402P is an engine component that is made with quality in mind to decrease the amount of blow-by through improved cylinder sealing and keep the top groove ring gaps within standard. With a Duroshield coated skirt, it has a moly-graphite coating which extends its life span and reduces friction thus enhancing fuel economy. The piston has been developed to prevent damage from inadequate lubrication on start-up. It guarantees performance and longer life for engine rebuilds since it is manufactured under ISO & QS certified standards. Casted using FM413 Eutectic aluminum containing 12% silicon, ensuring strength and durability. Besides, it also provides enhanced sealability in piston-to-rings due to ring grooves tilting up and better blow-by control. This product is included in Sealed Power comprehensive range of application-engineered internal replacement components for engines.
    The application-engineered internal engine replacement components are the main characteristic of Sealed Power, an automotive industry brand that is highly distinguished. Their products include pistons, piston rings, engine bearings, camshafts, oil pumps, timing components and valvetrain products. The brand's determination to keep creating new products ensures they offer top quality items for their customers.
  • Vehicle Fitment

    Year Make Model Trim Engine
    1970-1972 Chevrolet Bel AirAll Trims8 Cyl 6.6L
    1970-1972 Chevrolet BiscayneAll Trims8 Cyl 6.6L
    1970-1972 Chevrolet BrookwoodAll Trims8 Cyl 6.6L
    1970-1972 Chevrolet C10 PickupAll Trims8 Cyl 6.6L
    1970-1972 Chevrolet C10 SuburbanAll Trims8 Cyl 6.6L
    1970-1972 Chevrolet C20 PickupAll Trims8 Cyl 6.6L
    1970-1972 Chevrolet C20 SuburbanAll Trims8 Cyl 6.6L
    1970-1972 Chevrolet C30 PickupAll Trims8 Cyl 6.6L
    1970-1972 Chevrolet CamaroAll Trims8 Cyl 6.6L
    1970-1972 Chevrolet CapriceAll Trims8 Cyl 6.6L
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