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Chrysler 426 4340 Forged Std Weight Competition Rotating Assembly 505ci
InfoVehicle Info Needed
SCATPART NUMBER: 942-1-48061BI

Chrysler 426 4340 Forged Std Weight Competition Rotating Assembly 505ci

$3,31472
ShippingShips on 11/24/2026
Lowest PriceLowest Price Guarantee

Items You Need

Heavy-Duty Piston Installation Tool [Nylon Composite, White]

PROFORM

Heavy-Duty Piston Installation Tool [Nylon Composite, White]

Part Number : 778-67571
$5174$68.99
You Save$17.25
Plastigauge Kit

JEGS

Plastigauge Kit

Part Number : 555-80593
$1499$16.99
You Save$2.00
Piston Ring Filer & Grinder Tool 170/140 Grit

JEGS

Piston Ring Filer & Grinder Tool 170/140 Grit

Part Number : 555-80514
$4199$46.99
You Save$5.00
Engine Assembly Lube [4 oz. Bottle]

JEGS

Engine Assembly Lube [4 oz. Bottle]

Part Number : 555-28000
$599$6.99
You Save$1.00

426 8-Bolt Flange
  • 505 Cubic Inch
  • 4.250'' Crank Stroke
  • 7.100'' Rod Length
      • Chrysler 426 4340 Forged Std Weight Competition Rotating Assembly
    • 505ci
    • 4.350'' Bore
    • Icon Forged Flat Top Piston, -4.5cc
    • 12.9:1 w/76cc; 11.9:1 w/78cc; 10.9:1 w/88cc
    • 4.250'' Crank Stroke
    • 7.100'' Rod Length
    • Internal Balanced Assembly

      This Balanced Complete Assembly Includes:
    • 10.725" Deck Height
    • 4340 Forged Standard Weight Crankshaft, 4.250" Stroke, 2.200" Rod Pin Diameter, 2.008" Pin Width, 6-Bolt Flywheel Flange, 69 lbs., p/n 942-4426015
    • (BB-Chevy style) Pro Sport H-Beam Connecting Rods with 7/16" Cap Screws, Bushed Pin, p/n 942-6710022
    • Forged Pistons with Piston Rings, .990" Diameter Wrist Pin
    • Main & Rod Bearings
    • Internal Balanced Assembly DOES NOT Include 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.

    Balanced & Unbalanced Complete Assembly Includes:

    • 4340 Forged Standard Weight Crankshaft
    • Premium Pro Sport Forged 4340 H-Beam Connecting Rods with ARP 8740 7/16'' Cap Bolts
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    • Premium 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
    Part TypeEngine Rotating Assembly Kit
    Product LineScat Chrysler 440 Big Block & 426 HEMI 4340 Forged Standard Weight Competition Rotating Assembly
    BrandSCAT
    Package Height14.0
    Package Width19.0
    Package Length26.0
    Weight108.0 PG
    Part CategoryPerformance Parts
    Crankshaft MaterialForged 4340 steel
    Piston And Ring Oversize0.03 in (0.8 mm)
    Main Bearing Undersize (Mm)Stock
    Wrist Pin StyleFloating
    Connecting Rod Beam StyleH-beam
    Rod Bearing Undersize (Mm)Stock
    Piston Ring Facing MaterialPlasmamoly
    Piston StyleFlat top, with two valve reliefs
    Assembly Lubricant IncludedNo
    Gaskets IncludedNo
    Rear Main Seal Style2-piece
    Main Bearing Undersize (In.)Stock
    Crankshaft IncludedYes
    Piston Rings IncludedYes
    Bore (Mm)110.49
    Actual Engine Cid505
    Engine Stroke4.25 in (107.95 mm)
    Connecting Rod MaterialForged 4340 steel
    Pistons IncludedYes
    Rod Bearing Undersize (In.)Stock
    QuantitySold as a kit
    Main Bearings IncludedYes
    Engine BalanceInternal
    Rod Bearings IncludedYes
    Connecting Rods IncludedYes
    Oil Pump IncludedNo
    Camshaft IncludedNo
    Timing Chain And Gears IncludedNo
    BalancedYes
    Piston MaterialForged aluminum
    Cam Bearings IncludedNo
    Part FitmentSemi Universal
    Plastigage IncludedNo
    Lifters IncludedNo
    Bore4.35 in (110.49 mm)
    Vendor Part Number1-48061BI
    Package Qty1
    Package TypeEA
    Some parts are not legal for use in California or other states with similar laws / regulations
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