Engine Crankshafts

Crankshaft Assembly, Forged 4140 Steel, Each

Part Number: HRI-4050

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Crankshaft Assembly, Forged 8620 Steel, Each

Part Number: HRI-4055

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Crankshaft Assembly, Forged 4140 Steel, Each

Part Number: HRI-4070

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

CRANK-4340 4.000 STROKE

Part Number: MAN-192124

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

4340 Forged Superlight Crankshaft

Part Number: SCA-4426018-3

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

4340 Forged Superlight Crankshaft

Part Number: SCA-4426015-3

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

4340 Forged Pro Series Lightweight

Part Number: SCA-44294500-2

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

4340 Forged Pro Series Lightweight

Part Number: SCA-44604750-2

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

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, Compstar, Sport Series, Billet 4340 Steel, 3.268 in. / 83 mm Stroke, Internal Balance, Subaru, EJ20, Each

Part Number: CPI-S26005

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

ENGINE CRANKSHAFT, 41-E81 BIG TWIN, CRANK PIN +.001

Part Number: SSY-34-2007

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping
• $10.00 Summit Bucks

IG Key

Part Number: BCH-1900023005

Not Yet Reviewed

Estimated Ship Date: Today

Crankshaft Assembly, Forged 8620 Steel, Each

Part Number: HRI-4066

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 5.7, 6.0L, Each

Part Number: MAN-190058

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

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

Part Number: SUM-SBC35040002P

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.500 in. Stroke, 6.385 in. Rod, 2.200 Pin, Internal Balance, Chevy, Big Block, Each

Part Number: CPI-BBG42B-MG

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

ENGINE CRANKSHAFT, L81-99 BIG TWIN, CRANK PIN +.002

Part Number: SSY-34-2105

Not Yet Reviewed

Estimated Ship Date: Sep 11, 2025 if ordered today

• Drop Ship
• Free Shipping
• $10.00 Summit Bucks
• Special Order

Crankshaft, One-piece Seal, Internal Balance, Cast Iron, Chevy, GMC, 5.3L, Each

Part Number: NAL-12685650

Not Yet Reviewed

Estimated Ship Date: Nov 26, 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: Oct 13, 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: Oct 13, 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: Oct 13, 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: Oct 13, 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: Oct 13, 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 13, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order