Chevy 350 4340 Forged Std. Weight Street/Strip Rotating Assembly 383ci
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SCATPART NUMBER: 942-1-40755BI-40

Chevy 350 4340 Forged Std. Weight Street/Strip Rotating Assembly 383ci

$2,18500$2300.00You Save$115.00
ShippingShips on 09/29/2026
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350 Main Journals
  • 383 Cubic Inch
  • 3.750'' Crank Stroke
  • 6.000'' Rod Length
  • 2-Piece Rear Seal
    • Chevy 350 4340 Forged Std. Weight Street/Strip Rotating Assembly
    • 383ci
    • 4.040'' Bore
    • Forged Flat Top Piston
    • 12.2:1 w/58cc; 11.3:1 w/64cc; 9.9:1 w/76cc
    • 3.750'' Crank Stroke
    • 6.000'' Rod Length
    • Internal Balanced Assembly


      This Balanced Complete Assembly Includes:
    • Crankshaft
    • Connecting Rods
    • Piston and Piston Rings
    • Main & Rod Bearings
    • Internal Balanced Assembly DOES NOT Include Flexplate and Harmonic Damper.


    Scat Rotating Assembly Components are designed for the ultimate in performance. They take the guesswork out of engine assemblies, just wash, Q.C., and put together.
    Balanced & Unbalanced Complete Assembly Includes:

      • 4340 Forged Standard Weight Crankshaft
      • Premium Pro Comp Forged 4340 I-Beam Connecting Rods with ARP 8740 7/16'' x 1.400'' Cap Bolts
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    • Forged Pistons with Piston Rings
    • Main and Connecting Rod Bearings
    • Internal Balanced Rotating Assemblies DO NOT Include Flexplate and Harmonic Damper
    • Unbalanced Rotating Assemblies DO NOT Include Flexplate and Harmonic Damper
    • Crank/Rod/Piston Kits DO NOT Include Piston Rings, Main and Connecting Rod Bearings, Flexplate or Harmonic Damper
    Part TypeEngine Rotating Assembly Kit
    Product LineScat Small Block Chevy 4340 Forged Standard Weight Street-Strip Rotating Assembly
    BrandSCAT
    Package Height14.0
    Package Width19.0
    Package Length25.0
    Weight90.0 PG
    Part CategoryPerformance Parts
    Part FitmentSemi Universal
    Vendor Part Number1-40755BI
    Package Qty1
    Package TypeEA
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    Some parts are not legal for use in California or other states with similar laws / regulations
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