Engines & Components

3.900" stroke, internal balance, forged 4340 steel, Chevrolet Gen III "LS"

Part Number: ESP-434739006100

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Estimated Ship Date: Sep 25, 2025 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.750 in. Stroke, Chevy, 454, Each

Part Number: ESP-450247506600

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Estimated Ship Date: Sep 25, 2025 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 409, Each

Part Number: ESP-440940026135

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Estimated Ship Date: Sep 25, 2025 if ordered today

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4.250" stroke, internal balance, forged 4340 steel, Chevrolet Gen III "LS"

Part Number: ESP-434742506560

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Estimated Ship Date: Sep 24, 2025 if ordered today

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Cylinder Head, Sportsman II, Cast Iron, Assembled, 72cc Chamber, 200cc Intake, Designed for Use with Solid Roller Camshafts, Chevy, Small Block, Each

Part Number: WRL-012150-3

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Estimated Ship Date: Sep 26, 2025 if ordered today

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Cylinder Head, Merlin, Cast Iron, Assembled, 119cc Chamber, 345cc Intake, Exhaust Port Is Raised 0.600 in., Rectangular Intake Port, Chevy, Big Block

Part Number: WRL-030630-1

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Estimated Ship Date: Sep 26, 2025 if ordered today

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4340 CRANK CHRY 360 4.125" STROKE

Part Number: ESP-436041256200

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Estimated Ship Date: Sep 26, 2025 if ordered today

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4340 CRANK CHRY LM HEMI 32T RELUCTOR

Part Number: ESP-439240806125

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Estimated Ship Date: Sep 26, 2025 if ordered today

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4340 CRANK CHRY 360 4.250" STROKE

Part Number: ESP-436042506200

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Estimated Ship Date: Sep 26, 2025 if ordered today

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

Part Number: SCA-735050

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Crankshaft 4-LS7-4125-6125-24, Chevy LS7 Crankshaft 4340 Pro Street 6-Bolt 4.125 Stroke 6.125 Length 2.100 Jou

Part Number: SCA-4LS741262

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Crankshaft 4-LS7-4125-6125-58, Chevy LS7 Crankshaft 4340 Pro Street 6-Bolt 4.125 Stroke 6.125 Length 2.100 Jou

Part Number: SCA-4LS741265

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Estimated Ship Date: Nov 3, 2025 if ordered today

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CRANKSHAFT

Part Number: SCA-4LT540065DS

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Estimated Ship Date: Nov 3, 2025 if ordered today

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CRANKSHAFT

Part Number: SCA-4LT541265DS

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Series 9000 Cast Crankshafts

Part Number: SCA-922142

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Crankshaft, Cast Steel, 4.250 in. Stroke, 2.00 in. Rod Journal, Ford, Flathead, Internal Balance, Each

Part Number: SCA-923930

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 3, 2025 if ordered today

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FLATHEAD FORD

Part Number: SCA-923940

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Crankshaft, Standard Weight, Forged 4340 Steel, 4.125 in. Stroke, Internal Balance, Ford, Big Block FE, Each

Part Number: SCA-4FE100

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 5.7L, Each

Part Number: SCA-4LS140062

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4 in. Stroke, Chevy, Small Block LS, Each

Part Number: SCA-4LS140062-S

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 5.7L, Each

Part Number: SCA-4LS140065

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 3, 2025 if ordered today

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Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4 in. Stroke, Chevy, Small Block LS, Each

Part Number: SCA-4LS140065-S

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Estimated Ship Date: Nov 3, 2025 if ordered today

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4340 Pro Stock

Part Number: SCA-4LS141282

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Estimated Ship Date: Nov 3, 2025 if ordered today

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FORGED CRANKSHAFTS

Part Number: SCA-4LS141282-C

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Estimated Ship Date: Nov 3, 2025 if ordered today

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4340 Pro Stock

Part Number: SCA-4LS141285

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Estimated Ship Date: Nov 3, 2025 if ordered today

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