Engines & Components

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: Oct 31, 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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Crankshaft, Forged 4340 Steel, Superlite, 4.50 in. Stroke, Chevy, 454, 2-Piece Seal, Will Internal Balance

Part Number: SCA-445430-3

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Crankshaft, Standard Weight, Forged 4340 Steel, 4.500 in. Stroke, Internal Balance, Chevy, 454, Each

Part Number: SCA-445430C

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FORGED CRANKSHAFTS

Part Number: SCA-445435C

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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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4340 Forged Pro Series Lightweight

Part Number: SCA-445440C-2

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Estimated Ship Date: Oct 31, 2025 if ordered today

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4340 Forged Superlight

Part Number: SCA-445440C-3

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CRANKSHAFT

Part Number: SCA-481029

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Crankshaft, 2-Piece Seal, External Balance, Forged 4340 Steel, 3.750 in. Stroke, Chrysler, 440, Each

Part Number: SCA-444010

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440 CHRYSLER, STD WEIGHT CHRYSLER

Part Number: SCA-444014

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Estimated Ship Date: Oct 31, 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: Oct 31, 2025 if ordered today

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4340 Forged Superlight

Part Number: SCA-445405C-3

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454 2-PC REAR SEAL, PROCOMP LIGHTWEIGHT CHEVY

Part Number: SCA-445415-2

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Estimated Ship Date: Oct 31, 2025 if ordered today

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4340 Forged Pro Series Lightweight

Part Number: SCA-445415C-2

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4340 Forged Superlight

Part Number: SCA-445415C-3

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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

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 31, 2025 if ordered today

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4340 Forged Superlight

Part Number: SCA-445425C-3

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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: Oct 31, 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: Oct 31, 2025 if ordered today

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Crate Engine, L8T, Gen V, 6.6L, Long Block, Each

Part Number: NAL-19433750

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Estimated Ship Date: Dec 1, 2025 if ordered today

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• Mfr. Rebate

$250.00 Mail-In Rebate

Price after Manufacturer Rebate: $7,649.14

Rebate Expires: 10/31/2025

Get a $250 Rebate on this Chevrolet Performance Engine! Please visit https://www.gmpartsrebates.com/ ...Read More

Get up to $750 back after rebate on a select Chevrolet Performance Engines! Go to https://www.gmpartsrebates.com to redeem offer. Valid on purchases made between 8/1/25 and 10/31/25. Must be postmarked by 10/31/25. Allow up to 6-8 weeks for rebate processing. Available to customers with addresses in the US and US territories. Show Less

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TOP END KIT FR WITH CAM CHAIN

Part Number: VPX-VTKTC23127B

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Estimated Ship Date: Sep 16, 2025 if ordered today

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Oil Pans, Marine, Rear Wet Sump, Steel, Black, 12.00 qt., 10.00 in. Depth, Chevrolet, Big Block, Each

Part Number: MOR-20033

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Estimated Ship Date: Sep 19, 2025 if ordered today

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CALLIES SBC BILLET ULTRA DIRT CRANK 3.550/283/1.888

Part Number: CPI-SAT-59-UD

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Estimated Ship Date: Nov 3, 2025 if ordered today

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CALLIES Forged Ultra Dirt 3.600 LS Honda

Part Number: CPI-AP2239V-UD

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Estimated Ship Date: Nov 3, 2025 if ordered today

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