Engine Crankshafts

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

Part Number: HRS-H454256321T

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Estimated Ship Date: May 14, 2026 if ordered today

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Woodruff Key Adapter, Short, 0 Degree, 1/8 in. x 1/2 in., Steel, Natural, Each

Part Number: JES-KEY-34250

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

Crankshaft Key, Woodruff, Long Type, 0 degree Offset, Steel, Natural, Chrysler, Dodge, Jeep, Ram, Each

Part Number: MOP-06506397AA

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.250 in. Stroke, 6.385 Rod, Chevy, 454, Each

Part Number: SCA-445425

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Crankshaft Adapter Sleeves, Adapts LS Gen III / IV for use with early GM non LS transmission, Steel, Black, Each

Part Number: PQX-1803533

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 409, Each

Part Number: SCA-440910

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Crankshaft Key, Short, 0 degree Offset, Steel, Natural, Each

Part Number: JRC-486-222698S

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

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: May 14, 2026 if ordered today

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Engine Crankshaft Key, GM Genuine Part, Short Key Type, 0 degree Offset, Steel, Natural, Buick, Cadillac, Chevrolet, GMC, Olds, Pontiac, Saturn, Each

Part Number: ADO-24424855

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Crankshaft, 1-Piece Seal, External Balance, Forged 4340 Steel, 4.000 in. Stroke, 6.135 Rod, Chevy, 454, Each

Part Number: SCA-445410L

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Crankshaft Keys, Short Type, 0 degree Offset, Steel, Natural, 1/4 in. Tall, Ford, 429, 460, Set of 25

Part Number: PIO-PK-174-25

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

Crankshaft, 1-Piece Seal, External Balance, Cast Steel, 4.250 in. Stroke, Chevy, 454, Each

Part Number: SCA-945420L

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Crankshaft, 28 oz. External Balance, Forged 4340 Steel, 3.400 in. Stroke, Ford, 302, Each

Part Number: SCA-43023

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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SB Mopar 340 Forged Steel Crank, 4.000 stroke, 6.123 in. Rod, May Req. Heavy Metal, Lightning Holes on Rod Journals, Narrowed Rod Bearings Req.

Part Number: SUM-MOP3404000

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Crankshaft, 1-Piece Seal, Internal, External Balance, Forged 4340 Steel, 3.480 in. Stroke, Chevy, 350, Each

Part Number: SCA-435010L

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 29, 2026 if ordered today

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Crankshaft, 28 oz. External Balance, Forged 4340 Steel, 3.00 in. Stroke, Ford, 302, Each

Part Number: SCA-43021

5.0 out of 5 stars ( 2 )

Estimated Ship Date: May 29, 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-435056

5.0 out of 5 stars ( 3 )

Estimated Ship Date: May 29, 2026 if ordered today

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SB Ford Windsor 4340 Forged Steel crank, 3.400 stroke, 5.400 in. Rod, 28 oz. Balancer , Req's Narrowed Rod Bearings, one or two piece rear seal

Part Number: SUM-SBF3023400

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Crankshaft Woodruff Keys, Woodruff Key Assortment, SAE, 1/8 x 3/16 in. to 3/16 x 19/64 in. Sizes, Steel, Black Finish, Plastic Case, Clear, Set of 80

Part Number: WMR-W5343

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

SB Mopar 360 Forged Steel Crank, 4.000 stroke, 6.123 in. Rod, May Req. Heavy Metal, Lightning Holes on Rod Journals, Narrowed Rod Bearings Req.

Part Number: SUM-MOP3604000

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Crankshaft, Remanufactured, Crank Kit, 3.480 in. Stroke, Steel, Internal Balance, 1-Piece Seal, Bearings included, Chevy, GMC, 5.7L, Kit

Part Number: EGN-125100

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Crankshaft, Cast Steel, 3.750 in. Stroke, Chevy, 400, OEM Balance, 2-Piece Seal, Each

Part Number: SCA-940050

2.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Crankshaft, Internal Balance, Forged 4340 Steel, 3.85 in. Stroke, Ford, 351W, Each

Part Number: SCA-4351W45

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Estimated Ship Date: May 29, 2026 if ordered 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: Jun 15, 2026 if ordered today

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Crankshaft, Compstar, 2-piece Rear Main Seal Style, Internal Engine Balance, Forged 4340 Steel, 3.480 in. Stroke, Lightened, Chevrolet, 5.7L, Each

Part Number: CPI-SAF143-CC

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

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