1973 Engines & Components

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.310 in. Stroke, Chrysler, 273, 318, 340, Each

Part Number: ESP-434033106123

5.0 out of 5 stars ( 1 )

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Crankshaft, Standard Weight, Forged 4340 Steel, 4.100 in. Stroke, Internal Balance, Ford, 351W, Each

Part Number: SCA-4351W60

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.375 in. Stroke, Chrysler, 413, 426, 440, Each

Part Number: ESP-444243757100

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Estimated Ship Date: Apr 30, 2026 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 350, Each

Part Number: SCA-435086

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.500 in. Stroke, Chevy, 350, Each

Part Number: ESP-4350350057LA

4.5 out of 5 stars ( 4 )

Estimated Ship Date: May 4, 2026 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged, 4340 Steel, 3.750 in. Stroke, Chevy, 350, Each

Part Number: HRS-H353756012T

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Estimated Ship Date: May 4, 2026 if ordered today

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350 2-PC REAR SEAL, STD WEIGHT CHEVY

Part Number: SCA-435006

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Estimated Ship Date: May 18, 2026 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Cast Steel, 4.140 in. Stroke, Ford, 460, Each

Part Number: ESP-104604140

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Estimated Ship Date: May 1, 2026 if ordered today

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Engine Crankshaft Kit 68-85 BUI/CAD/CHV/GMC/OLD/PON 5.7L

Part Number: EGN-123900

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Crankshaft, Internal Balance, Forged 4340 Steel, 4.500 in. Stroke, Chevy, Big Block, Tall Deck, Each

Part Number: ESP-445445006535

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Crankshaft, 2-Piece Seal, External Balance, Forged 4340 Steel, 4.250 in. Stroke, Chevy, 454, Each

Part Number: SCA-445425-2

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Cylinder Head, Merlin, Cast Iron, Assembled, 119cc Chamber, 320cc Intake Runner, 26 Degrees, Chevy, Big Block, Each

Part Number: WRL-030620-2

3.0 out of 5 stars ( 2 )

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Pulley Kit, Serpentine, Aluminum, Black Powedercoated, Airconditioning, Power Steering, Pontiac, V8, Kit

Part Number: MCH-13135-08

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Pulleys, Style Track, Serpentine, Performance Ratio, Billet Aluminum, Alternator, Cadillac, 472, 500, Kit

Part Number: MCH-21525-06

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Crankshaft, Internal Balance, Forged 4340 Steel, 4 in. Stroke, Ford, 351W, Each

Part Number: SCA-4351W50

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Crankshaft, Cast Steel, 3.850 in. Stroke, External Balance, Ford, 351W, Cleveland Mains, Each

Part Number: SCA-9351C30

5.0 out of 5 stars ( 1 )

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Crankshaft, 1-Piece Seal, Internal Balance, Cast Steel, 4.250 in. Stroke, Chevy, 454, Each

Part Number: SCA-945425L

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4340 Forged Pro Series Lightweight

Part Number: SCA-445425C-2

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Accessory Drive System, Serpentine, 6-groove, Black Anodized Finished, Power Steering, Air Conditioning, Chevy, Big Block, Kit

Part Number: AAY-FDS-BBC-251

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Accessory Drive System, Serpentine, 6-groove, Clear Anodized, Power Steering, Air Conditioning, Chevy, Big Block, Kit

Part Number: AAY-FDS-BBC-901

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Accessory Drive System, Serpentine, 6-groove, Clear Anodized, Power Steering, Air Conditioning, Ford, Small Block, Kit

Part Number: AAY-FDS-SBF-901

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Accessory Drive System, Serpentine, 6-groove, Polished Finished, Power Steering, Air Conditioning, Chevy, Small Block, Kit

Part Number: AAY-FDS-SBC-101

5.0 out of 5 stars ( 2 )

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Pulley Kit, Serpentine, Ultra Drive, Aluminum, Clear Powdercoated, Chevy, Big Block, Ultra, Kit

Part Number: MCH-20360

5.0 out of 5 stars ( 9 )

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Pulleys, Track, Performance Ratio, Billet Aluminum, Clear Powdercoated, Chevy, Small Block, Set

Part Number: MCH-22255

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Engine Rotating Assembly, Series 9000, Cast Crank, Forged Pistons, I-Beam Rods, Ford, Small Block, Kit

Part Number: SCA-1-94170BE

5.0 out of 5 stars ( 1 )

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