1971 Engines & Components

Crankshaft, Standard Weight, Forged 4340 Steel, 4.750 in. Stroke, Internal Balance, Chevy, 454, Each

Part Number: SCA-445440C

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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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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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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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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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Crankshaft, External Balance, Forged 4340 Steel, 4.100 in. Stroke, Ford, 351W, Cleveland Mains, Each

Part Number: SCA-4351C60

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.500 in. Stroke, Chrysler, 413, 426, 440, Each

Part Number: ESP-444245007100

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Estimated Ship Date: Apr 14, 2026 if ordered today

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Crankshaft, Excalibur, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.480 in. Stroke, Chevy, 350, Each

Part Number: SCA-735010

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Estimated Ship Date: Apr 29, 2026 if ordered today

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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: Apr 15, 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: Apr 14, 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: Apr 29, 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: SUM-SBC35040002P

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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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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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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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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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Crankshaft, 4340 Steel, 2.750 in. Diameter Main, 4.00 in. Stroke, Ford, 351W, Cleveland Mains, Each

Part Number: SCA-4351C50-2

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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4340 Forged Pro Series Lightweight

Part Number: SCA-445425C-2

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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

Part Number: SCA-4351W50

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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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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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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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 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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

Part Number: MCH-22255

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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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 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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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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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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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 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Top End Engine Kit, IK Series, Cylinder Heads, Hydraulic Roller, Intake Manifold, Vale Springs, Gaskets, Hardware, Chevy, 350,

Part Number: BRO-9991029

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Engine Rotating Assembly, Forced Induction, Forged Crank, Forged Piston, H-Beam Rods, Chevy, Small Block, Kit

Part Number: ESP-35130060

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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BALANCED COMPETITION ASSEMBLY CHRY. 360

Part Number: ESP-B20202000

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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ROTATING ASSEMBLY

Part Number: ESP-B1612603057

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Estimated Ship Date: Monday 2/23/2026 if shipped by air

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