1981 Crankshafts

Crankshaft, 2-Piece Seal, External Balance, Cast Steel, 3.895 in. Stroke, AMC, 4.0L, Each

Part Number: CPI-S28000

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

4340 Forged Superlight

Part Number: SCA-435087-3

Not Yet Reviewed

Estimated Ship Date: Apr 16, 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: Apr 20, 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: Apr 16, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: SCA-4351C16

Not Yet Reviewed

Estimated Ship Date: Apr 16, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: ESP-435135006200

Not Yet Reviewed

Estimated Ship Date: Apr 3, 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: Apr 3, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.750 in. Stroke, Chevy, 454, Each

Part Number: ESP-450247506600

Not Yet Reviewed

Estimated Ship Date: Apr 3, 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: Apr 3, 2026 if ordered today

• Drop Ship
• Free Shipping
• 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: Apr 3, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

ENGINE WOODRUFF KEYS 5PK

Part Number: SSY-50-1008

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

• Drop Ship
• $10 Summit Bucks
• Special Order

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.00 in. Stroke, Chevy, 7.4L, Each

Part Number: MAN-190170

Not Yet Reviewed

Estimated Ship Date: Mar 26, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

350 1-PC REAR SEAL PROCOMP LIGHTWEIGHT

Part Number: SCA-435010L-2

Not Yet Reviewed

Estimated Ship Date: Apr 14, 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: Apr 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, 2-Piece Seal, External Balance, Forged 4340 Steel, 4.250 in. Stroke, 6.135 Rod, Chevy, 454, Each

Part Number: SCA-445420

Not Yet Reviewed

Estimated Ship Date: Apr 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

4340 Forged Pro Series Big Block Post

Part Number: SCA-773502021

Not Yet Reviewed

Estimated Ship Date: Apr 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

4340 Forged Pro Series Big Block Post

Part Number: SCA-773507620

Not Yet Reviewed

Estimated Ship Date: Apr 17, 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: Apr 17, 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: Apr 17, 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: Apr 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

4340 Forged Superlight

Part Number: SCA-445425C-3

Not Yet Reviewed

Estimated Ship Date: Apr 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Engine Crankshaft, Chevy 4-454-4375-6385-2 454 Big Block Forged 4340 Steel

Part Number: SCA-445426-2

Not Yet Reviewed

Estimated Ship Date: Apr 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

4340 Forged Pro Series Lightweight

Part Number: SCA-445426C-2

Not Yet Reviewed

Estimated Ship Date: Apr 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

4340 Forged Superlight

Part Number: SCA-445426C-3

Not Yet Reviewed

Estimated Ship Date: Apr 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft 4-454-4375-6635, Chevy Crankshaft Forged 4340 Strd Wgt 454 2-Piece Rear 4.375 Stroke 6.535 Length 2

Part Number: SCA-445428

Not Yet Reviewed

Estimated Ship Date: Apr 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order