CHEVROLET Crankshafts

Chevy LS 4340 Forged Steel Crankshaft, 4.000 stroke, 24X Reluctor, Lightened, Nitride Hardened, Narrowed Rod Bearings Req.

Part Number: SUM-180LS400024

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

• Free Shipping

SB Chevy Forged Steel crankshaft, 4.000 Stroke, 400 Mains, 2 Piece Rear Seal, Req. Narrowed Rod Bearings, Lightened, Nitride, 6.000 in. Rod

Part Number: SUM-SBC4004000

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

• Free Shipping

Crankshaft, 2-Piece Seal, Internal Balance, 4340 Forged Steel, 4.50 in. Stroke, Standard Snout, Chevrolet, Big Block, Each

Part Number: HRS-45445006535

Not Yet Reviewed

Estimated Ship Date: Oct 10, 2025 if ordered today

• Drop Ship
• 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: Oct 10, 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 10, 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 10, 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: Oct 10, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order