Chevy 350 Series 9000 Cast Street/Strip Rotating Assembly 383ci
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SCATPART NUMBER: 942-1-90355

Chevy 350 Series 9000 Cast Street/Strip Rotating Assembly 383ci

$1,33447$1404.70You Save$70.23
ShippingShips on 09/21/2026
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350 Main Journals
  • 383 Cubic Inch
  • 3.750'' Crank Stroke
  • 5.700'' Rod Length
  • 2-Piece Rear Seal
    • Chevy 350 Series 9000 Cast Street/Strip Rotating Assembly
    • 383ci
    • 4.030'' Bore
    • Forged Dish Piston
    • 10.4:1 w/58cc; 9.8:1 w/64cc; 9.2:1 w/76cc
    • 3.750'' Crank Stroke
    • 5.700'' Rod Length
    • Unbalanced Assembly


      This Unbalanced Complete Assembly Includes:
    • Crankshaft
    • Connecting Rods with Bushed Pin, 3/8 Cap Bolts
    • Piston and Piston Rings
    • Main & Rod Bearings
    • Unbalanced Assembly DOES NOT Includes Flexplate and Harmonic Damper.

    Scat rotating assembly component parts are designed for the ultimate in performance. They take the ''guess work'' out of engine assemblies, just wash, Q.C. and assemble.

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    Balanced Complete Assembly Includes:

    • Series 9000 Cast Pro Comp Lightweight Crankshaft
    • Pro Stock 4340 Forged I-Beam Connecting Rods with 3/8'' Cap Bolts
    • Hypereutectic, Forged or Premium Forged Pistons with Piston Rings
    • Main and Connecting Rod Bearings
    • External Balanced Rotating Assemblies Include Flexplate and Harmonic Damper
    • Int/Ext Balanced Rotating Assemblies Include Flexplate, DOES NOT Include Harmonic Damper
    • 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 SBC Series 9000 Cast Pro Comp Street-Strip Rotating Assembly
    BrandSCAT
    Package Height14.0
    Package Width19.0
    Package Length26.0
    Weight78.0 PG
    Part CategoryPerformance Parts
    Crankshaft MaterialCast iron
    Piston And Ring Oversize0.03 in (0.8 mm)
    Main Bearing Undersize (Mm)Stock
    Wrist Pin StyleFloating
    Connecting Rod Beam StyleI-beam
    Rod Bearing Undersize (Mm)Stock
    Piston Ring Facing MaterialPlasmamoly
    Piston StyleDish, with a D-shaped cup
    Assembly Lubricant IncludedNo
    Piston Head Volume (Cc)18
    Gaskets IncludedNo
    Rear Main Seal Style2-piece
    Main Bearing Undersize (In.)Stock
    Crankshaft IncludedYes
    Piston Rings IncludedYes
    Bore (Mm)102.362
    Actual Engine Cid383
    Engine Stroke3.75 in (95.25 mm)
    Connecting Rod MaterialForged 4340 steel
    Pistons IncludedYes
    Rod Bearing Undersize (In.)Stock
    QuantitySold as a kit
    Main Bearings IncludedYes
    Engine BalanceExternal
    Rod Bearings IncludedYes
    Connecting Rods IncludedYes
    Oil Pump IncludedNo
    Camshaft IncludedNo
    Timing Chain And Gears IncludedNo
    BalancedNo
    Piston MaterialForged aluminum
    Cam Bearings IncludedNo
    Part FitmentSemi Universal
    Plastigage IncludedNo
    Lifters IncludedNo
    Bore4.03 in (102.362 mm)
    Vendor Part Number1-90355
    Package Qty1
    Package TypeEA
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