Crankshafts

4340 Forged Pro Series Lightweight

Part Number: SCA-445425C-2

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4340 Forged Superlight Crankshaft

Part Number: SCA-4426015-3

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Crankshaft, Forged 4340 Steel, 4.250 in. Stroke, Chevy, 454, Internal/External Balance, 1-Piece Seal, Each

Part Number: HRS-H454256321T

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Estimated Ship Date: Jan 12, 2026 if ordered today

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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: Jan 26, 2026 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.250 in. Stroke, 2.20 Rod Bearings, Each

Part Number: ESP-440042506700

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Estimated Ship Date: Dec 23, 2025 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.250 in. Stroke, Pontiac, 455, Each

Part Number: ESP-445542506700

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Estimated Ship Date: Dec 23, 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: Jan 27, 2026 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: Jan 12, 2026 if ordered today

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Forged 4340 Standard Weight

Part Number: SCA-4426018

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Forged 4340 Standard Weight

Part Number: SCA-4351C62

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Estimated Ship Date: Jan 26, 2026 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: Jan 26, 2026 if ordered today

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4340 Forged Superlight

Part Number: SCA-445425C-3

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Estimated Ship Date: Jan 26, 2026 if ordered today

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351 FORD SUPERLIGHT

Part Number: SCA-4351C65-3

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Estimated Ship Date: Jan 26, 2026 if ordered today

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