Engine Crankshafts

3.900" stroke, internal balance, forged 4340 steel, Chevrolet Gen III "LS"

Part Number: ESP-434739006100

Not Yet Reviewed

Estimated Ship Date: Nov 5, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

4.250" stroke, internal balance, forged 4340 steel, Chevrolet Gen III "LS"

Part Number: ESP-434742506560

Not Yet Reviewed

Estimated Ship Date: Nov 5, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

CRANKSHAFT

Part Number: ESP-4349400060LA

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 5, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Straight Key-Width-5/16(.313) In., Length-12 In., Height-5/16(.313) In.

Part Number: RNB-600-063

Not Yet Reviewed

Estimated Ship Date: Oct 27, 2025 if ordered today

• Drop Ship
• Special Order

Straight Key-Width-1/8(.125) In., Length-12 In., Height-1/8(.125) In.

Part Number: RNB-600-070

Not Yet Reviewed

Estimated Ship Date: Oct 27, 2025 if ordered today

• Drop Ship
• Special Order

Crankshaft CRANKSHAFT CRANKSHAFT

Part Number: HRI-4421

Not Yet Reviewed

Estimated Ship Date: Oct 20, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

CRANK-4340 BILLET 83mm STROKE

Part Number: MAN-190060B

Not Yet Reviewed

Estimated Ship Date: Nov 20, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, Ford SB, 302 Main, 3.250" Stroke

Part Number: HRS-H303255431T

Not Yet Reviewed

Estimated Ship Date: Nov 28, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, Ford SB, 302 Main, 3.400" Stroke

Part Number: HRS-H303405431T

Not Yet Reviewed

Estimated Ship Date: Nov 28, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, Chev SB, 350 Main, 1pc Seal

Part Number: HRS-H353485711T

Not Yet Reviewed

Estimated Ship Date: Nov 28, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft SB Chev 350 Main

Part Number: HRS-H353485712T

Not Yet Reviewed

Estimated Ship Date: Nov 28, 2025 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: Nov 28, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, 2-Piece Seal, Internal Balance, Forged, 4340 Steel, 3.875 in. Stroke, Chevy, 400, Each

Part Number: HRS-H403876012T

Not Yet Reviewed

Estimated Ship Date: Nov 28, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, 2-Piece Seal, Internal Balance, Forged, 4340 Steel, 4.000 in. Stroke, Chevy, 400, Each

Part Number: HRS-H404006012T

Not Yet Reviewed

Estimated Ship Date: Nov 28, 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: Nov 28, 2025 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: Nov 28, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, Chev SB, 454 Main, 4.750"

Part Number: HRS-H454756722T

Not Yet Reviewed

Estimated Ship Date: Nov 28, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

350 2-PC REAR SEAL, SUPERLIGHT CHEVY

Part Number: SCA-435076-3

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 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: SCA-435086

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

350 2-PC REAR SEAL, PROCOMP LIGHTWEIGHT CHEVY

Part Number: SCA-435086-2

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

350 2-PC REAR SEAL, SUPERLIGHT CHEVY

Part Number: SCA-435086-3

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

4340 Forged Superlight

Part Number: SCA-435087-3

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Forged 4340 Standard Weight

Part Number: SCA-4351C26

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, External Balance, Forged 4340 Steel, 3.850 in. Stroke, Ford, 351W, Cleveland Mains, Each

Part Number: SCA-4351C36

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

351, PROCOMP LIGHTWEIGHT FORD

Part Number: SCA-4351C36-2

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order