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1000531 AutoTec Forged Flat Top Piston Set for Big Block Ford 429/460 Engines [4.440 in. Bore]
InfoVehicle Info Needed
RACETEC PISTONSPART NUMBER: 613-1000531

1000531 AutoTec Forged Flat Top Piston Set for Big Block Ford 429/460 Engines [4.440 in. Bore]

$79900
ShippingShips on 12/14/2026
Lowest PriceLowest Price Guarantee

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AutoTec Forged Piston Set
  • BB Ford 429/460
  • 4.440 in. Bore
  • Forged 4032 Aluminum
  • 4.150 in. Stroke
  • 6.700 in. Rod Length
  • 1.530 in. Compression Height
  • -3 cc Crown Volume
  • 1/16 x 1/16 x 3/16 in. Ring Grooves
  • Set of 8

    Racetec 1000531 AutoTec Flat Top Piston Set Features:

    • Manufactured from low-expansion, high-silicon, 4032 material with side reliefs that's excellent for street or strip applications
    • CNC Precision machined ring grooves for 1/16 in., 1/16 in., 3/16 in. rings
    • Top ring land gas distribution groove to enhance performance and improve ring seal
    • 1.040-2800-51-15C wrist pin or 990-2800-51-15C wrist pin, pin fit, wire locks, broached pin oilers and accumulator grooves are included at no extra charge
    • Diamond turned skirts

    RaceTec 1000531 Autotec Flat Top Piston Set Specs:

    • Engine Family: Big Block Ford 429/460
    • Displacement reference: 514 cu. in. (8.4L)
    • Bore: 4.440 in.
    • Stroke: 4.150 in.
    • Rod Length: 6.700 in.
    • Compression Height: 1.530 in.
    • Crown Volume: -3 cc
    • Piston Style: Flat Top w/2 Valve Reliefs
    • Alloy: 4032
    • Wrist Pin Diameter: 0.990 in.
    • Ring Grooves: 1/16 in. Top, 1/16 in. Second, 3/16 in. Oil

    RaceTec 1000531 AutoTec Flat Top Piston Set Notes:

    • Requires RaceTec AT 8445 Ring Set or Equivalent (Sold Separately)
    • Compression Ratios:
      • 13.3 @ w/72 cc Heads
      • 12.7 @ w/76 cc Heads
      • 11 @ w/92 cc Heads
    • Part TypePiston
    BrandRACETEC PISTONS
    Package Height8.0
    Package Width12.0
    Package Length13.0
    Weight14.0 PG
    Part CategoryPerformance Parts
    Pin Lock Rings IncludedYes
    Compression Height (In)1.53
    Bore (In)4.44
    Wrist Pin StylePress or Full Floating
    QuantitySet of 8
    Piston Head Volume-3cc
    Engine Make/SizeFord Big Block
    Piston StyleFlat Top
    Compression Ratio72cc-13.3, 76cc-12.7, 92cc-11
    Ring Thickness1/16 x 1/16 x 3/16 in.
    Piston MaterialForged 4032
    Pin Diameter (In)0.99
    Part FitmentSemi Universal
    Wrist Pin IncludedYes
    Snap Rings IncludedYes
    Vendor Part Number1000531
    Package Qty1
    Package TypeEA
    Some parts are not legal for use in California or other states with similar laws / regulations
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