1991 CHEVROLET Crankshafts

4340 Forged Superlight

Part Number: SCA-435028-3

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Estimated Ship Date: Jun 29, 2026 if ordered today

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Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 4.000 in. Stroke, 6.000 in. Rods, 2.000 Pin, 400 Main, Internal Balance, Chevy, Small Block, Each

Part Number: CPI-SAO24A-MG

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Estimated Ship Date: Jul 22, 2026 if ordered today

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Engine Crankshaft Kit 88-05 BUI/CHV/OLD/PON 3.1L/3.4L

Part Number: EGN-128000

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Estimated Ship Date: May 18, 2026 if ordered today

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4340 Forged Pro Series

Part Number: SCA-435022-2

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Estimated Ship Date: Jun 29, 2026 if ordered today

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Forged 4340 Standard Weight

Part Number: SCA-435060L

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Estimated Ship Date: Jun 29, 2026 if ordered today

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4340 Forged Pro Series

Part Number: SCA-435018-2

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4340 Forged Pro Series Big Block Post

Part Number: SCA-773508621

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4340 Forged Pro Series Big Block Post

Part Number: SCA-773507621

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4340 Forged Pro Series Big Block Post

Part Number: SCA-773508620

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Crankshaft, Excalibur, One-piece Seal, Internal/External Balance, Forged 4340 Steel, 3.750 in. Stroke, Chevy, 350, Each

Part Number: SCA-735050L

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Estimated Ship Date: Jul 1, 2026 if ordered today

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