Engines & Components

Forged 4340 Standard Weight

Part Number: SCA-4426013

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

• Drop Ship
• Free Shipping
• $100.00 Summit Bucks
• Special Order

Forged 4340 Standard Weight

Part Number: SCA-4426014

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

• Drop Ship
• Free Shipping
• $100.00 Summit Bucks
• Special Order

Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 5.7L, Each

Part Number: SCA-4LS140062

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

• Drop Ship
• Free Shipping
• $100.00 Summit Bucks
• Special Order

Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4 in. Stroke, Chevy, Small Block LS, Each

Part Number: SCA-4LS140062-S

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

• Drop Ship
• Free Shipping
• $100.00 Summit Bucks
• Special Order

Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 5.7L, Each

Part Number: SCA-4LS140065

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 10, 2025 if ordered today

• Drop Ship
• Free Shipping
• $100.00 Summit Bucks
• Special Order

Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4 in. Stroke, Chevy, Small Block LS, Each

Part Number: SCA-4LS140065-S

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

• Drop Ship
• Free Shipping
• $100.00 Summit Bucks
• Special Order

4340 Pro Stock

Part Number: SCA-4LS141282

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

FORGED CRANKSHAFTS

Part Number: SCA-4LS141282-C

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

4340 Pro Stock

Part Number: SCA-4LS141285

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

FORGED CRANKSHAFTS

Part Number: SCA-4LS141285-C

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft 4-LS7-4000-6125-24, Chevy LS7 Crankshaft 4340 Pro Street 6-Bolt 4.000 Stroke 6.125 Length 2.100 Jou

Part Number: SCA-4LS740062

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft 4-LS7-4125-6125-24, Chevy LS7 Crankshaft 4340 Pro Street 6-Bolt 4.125 Stroke 6.125 Length 2.100 Jou

Part Number: SCA-4LS741262

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft 4-LS7-4125-6125-58, Chevy LS7 Crankshaft 4340 Pro Street 6-Bolt 4.125 Stroke 6.125 Length 2.100 Jou

Part Number: SCA-4LS741265

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

CRANKSHAFT

Part Number: SCA-4LT540065DS

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

CRANKSHAFT

Part Number: SCA-4LT541265DS

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, Internal Balance, Forged 4340 Steel, 4 in. Stroke, Ford, 351W, Each

Part Number: SCA-4351W50

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

• Drop Ship
• Free Shipping
• $100.00 Summit Bucks
• Special Order

Series 9000 Cast Crankshafts

Part Number: SCA-922142

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

FLATHEAD FORD

Part Number: SCA-923940

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Head, Bare, Cast Iron, 118cc Combustion Chamber, Chevy, Big Block, 454/502, Each

Part Number: NAL-12562925

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

F-HEAD

Part Number: NAL-12562917

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: HRS-H454256321T

Not Yet Reviewed

Estimated Ship Date: Oct 27, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Head, Remanufactured, Assembled, Aluminum, Natural, Ford, V10, Each

Part Number: VRE-2FDZLN

Not Yet Reviewed

Estimated Ship Date: Oct 15, 2025 if ordered today

• Core Charge $255.00
• Drop Ship
• Free Shipping
• Special Order

Crankshaft, One-piece Seal, Internal Balance, Forged Steel, 3.622 in. Stroke, Chevy, 6.2L, Each

Part Number: NAL-12674743

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Head, Merlin, Cast Iron, Bare, 119cc Chamber, 269cc Intake Runner, Chevy, Big Block, Each

Part Number: WRL-030040

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Head, Merlin, Cast Iron, Assembled, 119cc Chamber, 269cc Intake Runner, Chevy, Big Block, Each

Part Number: WRL-030040-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 6, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order