1973 Crankshafts

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

Not Yet Reviewed

Estimated Ship Date: Jul 22, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crank, 2-piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, 2.100 in. Pin, Chevy, 400, BB Post

Part Number: CPI-SMO21A-MG

Not Yet Reviewed

Estimated Ship Date: Jul 22, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

454 2-PC REAR SEAL SUPERLIGHT

Part Number: SCA-445440-3

Not Yet Reviewed

Estimated Ship Date: Jun 29, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, Standard Weight, Forged 4340 Steel, 3.625 in. Stroke, Internal Balance, Chevy, 350, Each

Part Number: SCA-435040

Not Yet Reviewed

Estimated Ship Date: Jun 29, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

4340 Forged Superlight

Part Number: SCA-435028-3

Not Yet Reviewed

Estimated Ship Date: Jun 29, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, Internal Balance, Forged 4340 Steel, 3.500 in. Stroke, Ford, 351W, SVO, Each

Part Number: ESP-435235006200

Not Yet Reviewed

Estimated Ship Date: Jun 16, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, 6.385 Rod, Chevy, 454, Each

Part Number: SCA-445415

Not Yet Reviewed

Estimated Ship Date: Jul 1, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: HRS-H354006012T

Not Yet Reviewed

Estimated Ship Date: Jun 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: ESP-435035005700

Not Yet Reviewed

Estimated Ship Date: Jun 18, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340, 4.000 in. Stroke, 2.45 Mains, Chevy, 5.7, 6.6L, Each

Part Number: MAN-190130

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: SCA-435020-3

Not Yet Reviewed

Estimated Ship Date: Jun 29, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: SCA-435050-2

Not Yet Reviewed

Estimated Ship Date: Jun 29, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: SCA-435012-3

Not Yet Reviewed

Estimated Ship Date: Jun 29, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

4340 Forged Pro Series Lightweight

Part Number: SCA-445415C-2

Not Yet Reviewed

Estimated Ship Date: Jun 29, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

4340 Forged Pro Series

Part Number: SCA-435022-2

Not Yet Reviewed

Estimated Ship Date: Jun 29, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

4340 Forged Superlight

Part Number: SCA-445440C-3

Not Yet Reviewed

Estimated Ship Date: Jun 29, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

350 1-PC REAR SEAL SUPERLIGHT

Part Number: SCA-435010L-3

Not Yet Reviewed

Estimated Ship Date: Jun 29, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, Forged 4340 Steel, Superlite, 4.25 in. Stroke, Chevy, 454, 2-Piece Seal, Will Internal Balance

Part Number: SCA-445425-3

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 29, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 5.000 in. Stroke, 7.000 in. Rod, 2.200 Pin, Internal Balance, Chevy, Big Block, Each

Part Number: CPI-BBV42B-MG

Not Yet Reviewed

Estimated Ship Date: Jul 22, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.480 in. Stroke, Chevy, 400, Each

Part Number: ESP-440034805700

Not Yet Reviewed

Estimated Ship Date: Jun 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

S&S Cycle .094in x .313in x .311in Woodruff Key

Part Number: SSY-50-8220-S

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

• Drop Ship
• Special Order

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

Part Number: HRS-H454256322T

Not Yet Reviewed

Estimated Ship Date: Jun 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

4340 Forged Pro Series Big Block Post

Part Number: SCA-773508621

Not Yet Reviewed

Estimated Ship Date: Jun 29, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

4340 Forged Pro Series Big Block Post

Part Number: SCA-773508620

Not Yet Reviewed

Estimated Ship Date: Jun 29, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

4340 Forged Pro Series Big Block Post

Part Number: SCA-773507621

Not Yet Reviewed

Estimated Ship Date: Jun 29, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order