CHEVROLET Crankshafts

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Custom Order, Chevy, 454

Part Number: CRO-LW95133

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

• Free Shipping
• Special Order

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.125 in. Stroke, Custom Order, Chevy, 454

Part Number: CRO-LW95134

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

• Free Shipping
• Special Order

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.250 in. Stroke, Custom Order, Chevy, 454

Part Number: CRO-LW95135

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

• Free Shipping
• Special Order

Crankshaft, Magnum, Forged 4340 Steel, 3.625 in. Stroke, 6.098 in. Rod, Internal Balance, Chevy, LS7, 58X Reluctor, Long Snout, Each

Part Number: CPI-AWH31WMG

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

• Free Shipping
• Special Order

Crankshaft, Magnum, Forged 4340 Steel, 4.000 in. Stroke, 6.125 in. Rod, Internal Balance, Chevy, LS7, 58X Reluctor, Long Snout, Each

Part Number: CPI-AWO31WMG

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

• Free Shipping
• Special Order

Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 4.125 in. Stroke, 6.385 in. Rod, 2.200 Pin, Internal Balance, Chevy, Big Block, Each

Part Number: CPI-BBU42B-MG

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

• Free Shipping
• Special Order

Crankshaft, 2-piece seal, Internal balance, Forged 4340 Steel, 4.625 in. Stroke, Chevy, 454, 2.200 Pin, Each

Part Number: CPI-BBR42B-MG

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

• Free Shipping
• Special Order

Crankshaft, 2-piece seal, Internal balance, Forged 4340 Steel, 3.875 in. Stroke, Chevy, 350, 2.100 Pin, Each

Part Number: CPI-SAM11A-MG

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

• Free Shipping
• Special Order

Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 3.875 in. Stroke, 2.000 in. Pin, Chevy, 350

Part Number: CPI-SAM14A-MG

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

• Free Shipping
• Special Order

Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.875 in. Stroke, 6.000 in. Rods, 2.000 Pin, 400 Main, Internal Balance, Chevy, Small Block, Each

Part Number: CPI-SAM24A-MG

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

• Free Shipping
• Special Order

Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.480 in. Stroke, 5.700 in. Rods, 2.100 Pin, 350 Main, Internal Balance, Chevy, Small Block, Each

Part Number: CPI-SMF11A-MG

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

• Free Shipping
• Special Order

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.750 in. Stroke, Custom Order, Chevy, 454

Part Number: CRO-LW95136

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

• Free Shipping
• Special Order

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.500 in. Stroke, Custom Order, Chevy, 454

Part Number: CRO-LW95137

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

• Free Shipping
• Special Order

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.625 in. Stroke, Custom Order, Chevy, 454

Part Number: CRO-LW95139

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

• Free Shipping
• Special Order

Crankshafts, Chevy LS 4340 Forged Lightweight Crankshaft. 58 tooth reluctor wheel, 4.000" stroke, 50-52 lb. total weight. Not balanced

Part Number: MAN-190058NB

Not Yet Reviewed

Estimated Ship Date: Oct 23, 2025 if ordered today

• Free Shipping
• Special Order

Crankshaft, Stock Eliminator, 2-Piece, 4.011 in. Stroke, Forged 4340 Steel, Internal Balance, Chevy, Big Block, Each

Part Number: CPI-BB1642B-SE

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

• Free Shipping
• Special Order

Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 3.760 in. Stroke, 2.200 in Pin, Chevy, 396, 402

Part Number: CPI-BB3425-CS

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 5, 2025 if ordered today

• Free Shipping
• Special Order

Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.562 in. Stroke, 5.850 in. Rods, 1.888 Pin, Internal Balance, Chevy, Small Block, Each

Part Number: CPI-SA619A-MG

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

• Free Shipping
• Special Order

Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 4.125 in. Stroke, 6.125 in. Rods, 2.100 Pin, 400 Main, Internal Balance, Chevy, Small Block, Each

Part Number: CPI-SAU21AMG

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

• Free Shipping
• Special Order

Crank, 2-piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, 2.100 in. Pin, Chevy, 400, BB Post

Part Number: CPI-SMJ21A-MG

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

• Free Shipping
• Special Order

Chevy LS 4340 Forged Steel Crankshaft, 4.000 stroke, Center Counterweighted, 58X Reluctor, Lightened, Nitride Hardened, Narrowed Rod Bearings Req.

Part Number: SUM-LSCCW400058X

Not Yet Reviewed

• Free Shipping
• Special Order

Crankshafts, SBC 4340 Forged Lightweight Crankshaft. 3.480" stroke, 48-50 lb. total weight, 2.100" rod journal, two piece rear main seal

Part Number: MAN-190310NB

Not Yet Reviewed

Estimated Ship Date: Oct 23, 2025 if ordered today

• Free Shipping
• Special Order

ENGINE CRANKSHAF

Part Number: SGT-S10365

Not Yet Reviewed

Estimated Ship Date: Sep 26, 2025 if ordered today

• Special Order

Crankshaft, Compstar, 1-Piece Seal, Forged 4340 Steel, 3.760 in. Stroke, 6.135 in Rod, 2.200 Pin, Internal Balance, Chevy, Big Block, Each

Part Number: CPI-IB3-425-CS

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

• Free Shipping
• Special Order

Crankshaft, Magnum, 1-Piece Seal, Forged 4340 Steel, 4.375 in. Stroke, 6.700 in Rod, 2.200 Pin, Internal Balance, Chevy, Big Block, GenV, GenVI, Each

Part Number: CPI-IBB42B-MG

Not Yet Reviewed

Estimated Ship Date: Dec 5, 2025 if ordered today

• Free Shipping
• Special Order