CHEVROLET Chevy big block Mark IV Crankshafts

Crankshaft, Chevy big block, forged, 4.375 stroke, w/ center counterweights

Part Number: MAN-190320

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Estimated Ship Date: Jun 18, 2025 if ordered today

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CRANK-4340 FORGE 4.375 STROKE

Part Number: MAN-190250

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Estimated Ship Date: Jun 25, 2025 if ordered today

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Crankshaft, 2-Piece Seal, External Balance, Forged 4340 Steel, 4.250 in. Stroke, 6.135 Rod, Chevy, 454, Each

Part Number: SCA-445420

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Estimated Ship Date: Jul 21, 2025 if ordered today

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Crank Keys, 3/16 in. Thick, 1 3/8 in. Long, Set of 25

Part Number: PIO-PK-126-25

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Drive Hub, 1.187 in. Thick, Mandrel, 3.500 in. Length, Billet Aluminum, Natural, Chevy, Big Block, Each

Part Number: JRP-DH8101WCBB

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Estimated Ship Date: Tomorrow if ordered today

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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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4340 Forged Pro Series Lightweight

Part Number: SCA-445425C-2

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Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.500 in. Stroke, 6.385 in. Rod, 2.200 Pin, Internal Balance, Chevy, Big Block, Each

Part Number: CPI-BBG42B-MG

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Estimated Ship Date: Today

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Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 4.625 in. Stroke, 2.200 in. Pin, Chevrolet, Each

Part Number: CPI-BBR425-CS

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Estimated Ship Date: Jul 29, 2025 if ordered today

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Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 4.375 in. Stroke, 2.200 in. Pin, Chevy, 454

Part Number: CPI-BBB42B-MG

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Estimated Ship Date: Aug 4, 2025 if ordered today

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

Part Number: HRS-H454256322T

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Estimated Ship Date: Jul 7, 2025 if ordered today

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4340 Forged Pro Series Lightweight

Part Number: SCA-445405C-2

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Estimated Ship Date: Jul 21, 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: Jun 12, 2025 if ordered today

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454 2-PC REAR SEAL SUPERLIGHT

Part Number: SCA-445440-3

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Estimated Ship Date: Jul 21, 2025 if ordered today

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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: Jul 21, 2025 if ordered today

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4340 Forged Pro Series Lightweight

Part Number: SCA-445440C-2

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Estimated Ship Date: Jul 21, 2025 if ordered today

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4340 Forged Superlight

Part Number: SCA-445440C-3

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Estimated Ship Date: Jul 21, 2025 if ordered today

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4340 Forged Superlight

Part Number: SCA-445415C-3

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Estimated Ship Date: Jul 21, 2025 if ordered today

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Crankshaft, Forged 4340 Steel, Superlite, 4.25 in. Stroke, Chevy, 454, 2-Piece Seal, Will Internal Balance

Part Number: SCA-445425-3

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Estimated Ship Date: Jul 21, 2025 if ordered today

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4340 Forged Superlight

Part Number: SCA-445425C-3

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Estimated Ship Date: Jul 21, 2025 if ordered today

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Engine Crankshaft, Chevy 4-454-4375-6385-2 454 Big Block Forged 4340 Steel

Part Number: SCA-445426-2

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Estimated Ship Date: Jul 21, 2025 if ordered today

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Crankshaft, Standard Weight, Forged 4340 Steel, 4.375 in. Stroke, Internal Balance, Chevy, 454, Each

Part Number: SCA-445426C

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Estimated Ship Date: Jul 21, 2025 if ordered today

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4340 Forged Pro Series Lightweight

Part Number: SCA-445426C-2

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Estimated Ship Date: Jul 21, 2025 if ordered today

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Crankshaft 4-454-4375-6635, Chevy Crankshaft Forged 4340 Strd Wgt 454 2-Piece Rear 4.375 Stroke 6.535 Length 2

Part Number: SCA-445428

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Estimated Ship Date: Jul 21, 2025 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.500 in. Stroke, 6.535 Rod, Chevy, 454, Each

Part Number: SCA-445430

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Estimated Ship Date: Jul 21, 2025 if ordered today

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