Crankshafts

Crankshaft, Compstar, 1-Piece Seal, Forged 4340 Steel, 4.200 in. Stroke, 6.125 in. Rod, 2.100 Pin, Internal Balance, Mopar, Hemi, Gen III, Each

Part Number: CPI-YY12E48-CS

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

• Free Shipping
• Special Order

Crankshaft, External Balance, Forged 4340 Steel, 4.100 in. Stroke, Ford, 351W, Cleveland Mains, Each

Part Number: SCA-4351C60

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 29, 2026 if ordered today

• Free Shipping
• $100 Summit Bucks
• Special Order

Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.500 in. Stroke, Chevy, 454, Each

Part Number: ESP-445645006535

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Free Shipping
• Special Order

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

Part Number: HRS-H353756012T

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

350 2-PC REAR SEAL, STD WEIGHT CHEVY

Part Number: SCA-435006

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

• Free Shipping
• $100 Summit Bucks
• Special Order

Crankshaft, Standard Weight, Forged 4340 Steel, 3.750 in. Stroke, Internal/External Balance, Chevy, 350, Each

Part Number: SCA-435050L

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

• Free Shipping
• $100 Summit Bucks
• Special Order

Crankshaft, 2-piece seal, Internal balance, Forged 4340 Steel, 4.150 in. Stroke, 2.200 Pin, Mopar, Each

Part Number: CPI-GE2-62L-CS

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

• Free Shipping
• Special Order

FORGED CRANKSHAFT

Part Number: ESP-4350335057LA

Not Yet Reviewed

Estimated Ship Date: Dec 31, 2025 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-4350350057LA

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, 2-piece seal, Internal balance, Forged 4340 Steel, 3.800 in. Stroke, Chevy, 350, 2.100 Pin, Each

Part Number: CPI-SAK113-CS

Not Yet Reviewed

• Free Shipping

CRANKSHAFT ASM-.

Part Number: ADO-12708884

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Free Shipping
• $20 Summit Bucks
• Special Order

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.562 in. Stroke, Chevy, 350, Each

Part Number: ESP-435035625700

Not Yet Reviewed

Estimated Ship Date: Dec 31, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, Cast Steel, 4.000 in. Stroke, 2.138 in. Rod Journal, Ford, Flathead, Internal Balance, Each

Part Number: SCA-923911

Not Yet Reviewed

Estimated Ship Date: Feb 3, 2026 if ordered today

• 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-12674744

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

• Free Shipping
• Special Order

SB Mopar 340 Forged Steel Crank, 3.580 stroke, 6.123 in. Rod, May Req. Heavy Metal, Lightning Holes on Rod Journals, Narrowed Rod Bearings Req.

Part Number: SUM-MOP34033106

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

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

SB Windsor 4340 Forged crank, 3.000 in. stroke, 5.400 in. Rod, Internally Balanced, Req's Narrowed Rod Bearings, one or two piece rear main seal

Part Number: SUM-SBF3023000I

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

351 STD WEIGHT

Part Number: SCA-4351C65

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping
• $100 Summit Bucks

CRANKSHAFT

Part Number: ESP-534736226100

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, Internal Balance, Forged 4340 Steel, 3.465 in. Stroke, Mitsubishi, 2.0L, Each

Part Number: ESP-2034655900B7

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 5, 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: Jan 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshafts, SBC 4340 Forged Lightweight Crankshaft. 4.000" stroke, 49-51 lb. total weight, 2.100" rod journal, two piece rear main seal

Part Number: MAN-190130NB

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

CRANKSHAFT

Part Number: MAN-190150NB

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

CRANK-4340 FORGE 4.375 STROKE

Part Number: MAN-190250

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

forged crankshaft

Part Number: ESP-434741256100

Not Yet Reviewed

Estimated Ship Date: Dec 30, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order