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1001189 RaceTec Forged Flat Top Piston Set for Small Block Chevy All Pro 13-Degree/Brodix GB2000 Engines [4.145 in. Bore]
InfoVehicle Info Needed
RACETEC PISTONSPART NUMBER: 613-1001189

1001189 RaceTec Forged Flat Top Piston Set for Small Block Chevy All Pro 13-Degree/Brodix GB2000 Engines [4.145 in. Bore]

$1,09700
ShippingShips on 12/14/2026
Lowest PriceLowest Price Guarantee

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RaceTec Forged Piston Set
  • SB Chevy All Pro 13-Degree/Brodix GB2000
  • 4.145 in. Bore
  • Forged 2618 Aluminum
  • 3.800 in. Stroke
  • 5.850 in. Rod Length
  • 1.250 in. Comp. Height
  • -5.3 cc Crown Volume
  • 1.5 x 1.5 x 3.0 mm Ring Grooves
  • Set of 8

    Racetec 1001189 RaceTec Flat Top Piston Set Features:

    • Manufactured on 2618 material forgings that will accept most extreme racing applications
    • CNC Precision used in every manufacturing operation
    • Valve pockets machined for oversized valves and high lift cams
    • Critically machined ring grooves for 1.5mm, 1.5mm, 3.0mm rings
    • Top ring land gas distribution grooves to enhance performance and improve ring seal
    • 927-2700-51-15C wrist pins, pin fit, wire locks, broached double pin oilers, and accumulator groove are included at no extra charge
    • Diamond tooling used throughout production including ring grooves and skirts

    RaceTec 1001189 Racetec Flat Top Piston Set Specs:

    • Engine Family: 13-Degree/Brodix GB2000 Small Block Chevy All Pro
    • Displacement reference: 410 cu. in. (6.7L)
    • Bore: 4.145 in.
    • Stroke: 3.800 in.
    • Rod Length: 5.850 in.
    • Compression Height: 1.250 in.
    • Crown Volume: -5.3 cc
    • Piston Style: Flat Top w/2 Valve Reliefs
    • Alloy: 2618
    • Wrist Pin Diameter: 0.927 in.
    • Ring Grooves: 1.5 mm Top, 1.5 mm Second, 3.0 mm Oil

    RaceTec 1001189 RaceTec Flat Top Piston Set Notes:

    • Requires RaceTec AT 4150 Ring Set or Equivalent (Sold Separately)
    • Compression Ratios:
      • 15.1 @ w/45 cc Heads
      • 14 @ w/50 cc Heads
      • 13.1 @ w/55 cc Heads
    • Part TypePiston
    BrandRACETEC PISTONS
    Package Height8.0
    Package Width12.0
    Package Length13.0
    Weight12.0 PG
    Part CategoryPerformance Parts
    Pin Lock Rings IncludedYes
    Compression Height (In)1.25
    Bore (In)4.145
    Wrist Pin StylePress or Full Floating
    QuantitySet of 8
    Piston Head Volume-5.3cc
    Engine Make/SizeChevy Small Block
    Piston StyleFlat Top
    Compression Ratio45cc-15.1, 50cc-14, 55cc-13.1
    Ring Thickness1.5 x 1.5 x 3.0 mm
    Piston MaterialForged 2618
    Pin Diameter (In)0.927
    Part FitmentSemi Universal
    Wrist Pin IncludedYes
    Snap Rings IncludedYes
    Vendor Part Number1001189
    Package Qty1
    Package TypeEA
    Some parts are not legal for use in California or other states with similar laws / regulations
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