CHEVROLET Chevy small block Gen I Crankshafts

CRANKSHAFT

Part Number: SCA-773503760

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SB Chevy Forged Steel crankshaft, 3.875 Stroke, Two Piece Rear Seal, Req. Narrowed Rod Bearings, Lightened, Nitride, Designed for 6.000 in. Rod

Part Number: SUM-SBC4003875

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Crankshaft, Excalibur, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.480 in. Stroke, Chevy, 350, Each

Part Number: SCA-735010

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Estimated Ship Date: Jan 15, 2026 if ordered today

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

Part Number: HRS-H353756012T

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged, 4340 Steel, 3.750 in. Stroke, Chevy, 400, Each

Part Number: HRS-H403756012T

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.500 in. Stroke, Chevy, 350, Each

Part Number: ESP-4350350057LA

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Dec 15, 2025 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.562 in. Stroke, Chevy, 350, Each

Part Number: ESP-435035625700

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Crankshaft Keys, Short Type, 0 degree Offset, Steel, Natural, 3/16 in. Tall, AMC, Buick, Cadillac, Chevy, GMC, Jeep, Oldsmobile, Pontiac, Set of 100

Part Number: PIO-PK-9-100

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Estimated Ship Date: Nov 28, 2025 if ordered today

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Counter Balance Plate, Steel, Chevy, Small Block 400, Each

Part Number: RAU-399-100

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Estimated Ship Date: Nov 25, 2025 if ordered today

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

Part Number: SCA-440072LW

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 350, Each

Part Number: SUM-SBC35040002P

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4340 Forged Superlight

Part Number: SCA-435087-3

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.480 in. Stroke, Chevy, 350, Each

Part Number: SCA-435010-3

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Estimated Ship Date: Jan 15, 2026 if ordered today

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350 1-PC REAR SEAL PROCOMP LIGHTWEIGHT

Part Number: SCA-435010L-2

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Estimated Ship Date: Jan 15, 2026 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.350 in. Stroke, Chevy, Small Block, Each

Part Number: SCA-435011LW

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Estimated Ship Date: Jan 15, 2026 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.480 in. Stroke, Chevy, 350, Each

Part Number: SCA-435012-3

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Estimated Ship Date: Jan 15, 2026 if ordered today

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4340 Forged Pro Series

Part Number: SCA-435018-2

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Estimated Ship Date: Jan 15, 2026 if ordered today

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4340 Forged Superlight

Part Number: SCA-435018-3

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Estimated Ship Date: Jan 15, 2026 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.500 in. Stroke, Chevy, 350, Each

Part Number: SCA-435020-20

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Estimated Ship Date: Jan 15, 2026 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.500 in. Stroke, Chevy, 350, Each

Part Number: SCA-435020-3

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Estimated Ship Date: Jan 15, 2026 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.480 in. Stroke, Chevy, Small Block, Each

Part Number: SCA-435020LW

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Estimated Ship Date: Jan 15, 2026 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.480 in. Stroke, Chevy, Small Block, Each

Part Number: SCA-435021LW

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Estimated Ship Date: Jan 15, 2026 if ordered today

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4340 Forged Pro Series

Part Number: SCA-435022-2

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Estimated Ship Date: Jan 15, 2026 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.480 in. Stroke, Chevy, Small Block, Each

Part Number: SCA-435022LW

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Estimated Ship Date: Jan 15, 2026 if ordered today

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

Part Number: SCA-435050-2

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Estimated Ship Date: Jan 15, 2026 if ordered today

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