Crankshafts

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 7/7/2025

• Free Shipping

Crankshaft Mallory Metal, Heavy Metal, Round, 0.500 in. Diameter, 1.200 in. Length, Each

Part Number: SCA-HM-500X1-200

Not Yet Reviewed

Estimated Ship Date: Monday 7/7/2025

Crankshaft Mallory Metal, Heavy Metal, Round, 0.625 in. Diameter, 1.200 in. Length, Each

Part Number: SCA-HM-625X1-200

Not Yet Reviewed

Estimated Ship Date: Monday 7/7/2025

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

Part Number: SCA-445410L

Not Yet Reviewed

Estimated Ship Date: Sep 9, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

SB Chevy Forged Steel crankshaft, 4.000 Stroke, 400 Mains, 2 Piece Rear Seal, Req. Narrowed Rod Bearings, Lightened, Nitride, 6.000 in. Rod

Part Number: SUM-SBC4004000

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/7/2025

• Free Shipping

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 7/7/2025

• Free Shipping

Crankshaft, Standard Weight, Forged 4340 Steel, 3.766 in. Stroke, Internal Balance, Chevy, 454, Each

Part Number: SCA-445405C

Not Yet Reviewed

Estimated Ship Date: Sep 9, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft Mallory Metal, Heavy Metal, Round, 0.750 in. Diameter, 1.000 in. Length, Each

Part Number: SCA-HM-750X1-000

Not Yet Reviewed

Estimated Ship Date: Monday 7/7/2025

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

Part Number: SCA-910400

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 7/7/2025

• Free Shipping

Crankshaft, Internal Balance, Cast Steel, 3.75 in. Stroke, Fits With 6 in. Rods, Chevy, 400, Each

Part Number: SCA-940056

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 7/7/2025

• Free Shipping

Crankshaft, Standard Weight, Forged 4340 Steel, 4.100 in. Stroke, Internal Balance, Ford, 351W, Each

Part Number: SCA-4351W60

Not Yet Reviewed

Estimated Ship Date: Monday 7/7/2025

• Free Shipping

Crankshaft Mallory Metal, Heavy Metal, Round, 0.750 in. Diameter, 1.200 in. Length, Each

Part Number: SCA-HM-750X1-200

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/7/2025

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

Part Number: SCA-435010

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 7/7/2025

• Free Shipping

Crankshaft, Stroker Lightweight, 2-Piece Seal, Internal Balance, Cast Steel, 3.895 in. Stroke, Jeep, 4.2L

Part Number: SCA-942010

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 7/7/2025

• Free Shipping

Forged 4340 Standard Weight

Part Number: SCA-4426010

Not Yet Reviewed

Estimated Ship Date: Sep 9, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, Cast Steel, 4.00 in. Stroke, 2.100 in. Rod Journal, Ford, 351W, Use 28 oz. Balancer, Each

Part Number: SCA-9351W46

Not Yet Reviewed

Estimated Ship Date: Monday 7/7/2025

• Free Shipping

Crankshaft Mallory Metal, Heavy Metal, Round, 0.750 in. Diameter, 0.800 in. Length, Each

Part Number: SCA-HM-750X-800

Not Yet Reviewed

Estimated Ship Date: Monday 7/7/2025

Crankshaft, 2-Piece Seal, External Balance, Cast Steel, 3.850 in. Stroke, Ford, 460, Each

Part Number: SCA-946010

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 7/7/2025

• Free Shipping

Crankshaft, External Balance, Cast Steel, 4.25 in. Stroke, Chevy, 454, Each

Part Number: SCA-945420

2.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 7/7/2025

• Free Shipping

Crankshaft Mallory Metal, Heavy Metal, Round, 0.875 in. Diameter, 1.000 in. Length, Each

Part Number: SCA-HM-875X1-000

Not Yet Reviewed

Estimated Ship Date: Jul 14, 2025 if ordered today

Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.250 in. Stroke, 6.385 Rod, Chevy, 454, Each

Part Number: SCA-445425L

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/7/2025

• Free Shipping

Crankshaft, Standard Weight, Forged 4340 Steel, 4.250 in. Stroke, Internal Balance, Chevy, 454, Each

Part Number: SCA-445425C

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/7/2025

• Free Shipping

Crankshaft, 1-Piece Seal, External Balance, Cast Steel, 3.750 in. Stroke, Chevy, 350, Each

Part Number: SCA-9-103750L

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 7/7/2025

• Free Shipping

Crankshaft, External Balance, Forged 4340 Steel, 4.000 in. Stroke, Ford, 351W, Cleveland Mains, Each

Part Number: SCA-4351C46

Not Yet Reviewed

Estimated Ship Date: Sep 9, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft Mallory Metal, Heavy Metal, Round, 1.000 in. Diameter, 1.000 in. Length, Each

Part Number: SCA-HM1-000X1000

Not Yet Reviewed

Estimated Ship Date: Monday 7/7/2025