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Powerforged Stock Type Pistons for Small Block Chevy 327 [4.040 in. Bore +.040]
InfoVehicle Info Needed
SEALED POWERPART NUMBER: 844-L2166AF40

Powerforged Stock Type Pistons for Small Block Chevy 327 [4.040 in. Bore +.040]

$75903
ShippingShips on 09/29/2026
Lowest PriceLowest Price Guarantee

Small Block Chevy Stock-Type Pistons
Powerforged Pistons
  • Small Block Chevy 327 ci
  • Bore: 4.040 in.(+.040 in.)
  • Stroke: 3.250 in.
  • Rod: 5.700 in.
  • .125 in. Dome w/2-Valve Reliefs (-5.3 cc)
  • Pressed Pin
  • Ring Grooves: 5/64, 5/64, 3/16 in.
  • Coated Skirts
  • Set of 8

    Sealed Power L2166AF40 Powerforged Stock Type Pistons for Small Block Chevy 327 ci. Engine

    • Piston Material: Powerforged
    • Bore Diameter: 4.040 in.
    • Oversized: .040 in.
    • Compression Height: 1.675 in.
    • Compression Ratio: 10.35:1 w/64cc head
    • Top Compression Ring Thickness: 5/64 in.
    • Second Compression Ring Thickness: 5/64 in.
    • Oil Ring Thickness: 3/16 in.
    • Piston Pin Outside Diameter: 0.927 in.
    • Part TypePiston
    BrandSEALED POWER
    Package Height4.4
    Package Width9.4
    Package Length18.6
    Weight14.35 PG
    Part CategoryPerformance Parts
    Piston Ring Thickness (In.)3/32 x 5/64x 3/16
    Wrist Pin StylePress-fit
    QuantitySet of 8
    Piston MaterialForged aluminum
    Piston StyleDome, with two valve reliefs
    Bore4.04 in (102.6 mm)
    Vendor Part NumberL2166AF40
    Package Qty1
    Package TypeEA
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