Engine Crankshafts

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: Jan 16, 2026 if ordered today

• Free Shipping
• Special Order

Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.625 in. Stroke, 5.750 in. Rods, 2.000 Pin, Internal Balance, Chevy, Small Block, Each

Part Number: CPI-SAH14A-MG

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

• Free Shipping
• Special Order

Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.625 in. Stroke, 5.750 in. Rods, 1.888 Pin, Internal Balance, Chevy, Small Block, Each

Part Number: CPI-SAH19A-MG

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

• Free Shipping
• Special Order

Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, 2.100 in. Pin, Chevy, 350

Part Number: CPI-SAJ11A-MG

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

• Free Shipping
• Special Order

Crankshaft, Light Weight, Forged Steel, 3.598 in. Stroke, 1.889 in. Main Journal, Internal Balance, Ford, 1.6L EcoBoost, L4, Each

Part Number: CPI-S24008

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

• Free Shipping
• Special Order

Crankshaft, Compstar, Sport Series, Billet 4340 Steel, 3.582 in. / 91 mm Stroke, Internal Balance, Nissan, SR20DET, Each

Part Number: CPI-S25003

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

• Free Shipping
• Special Order

Crankshaft, Compstar, Sport Series, Billet 4340 Steel, 2.953 in. / 75 mm Stroke, Internal Balance, Subaru, EJ20, Each

Part Number: CPI-S26001

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

• Free Shipping
• Special Order

TOP FUEL HARLEY 5.375 STROKE

Part Number: CPI-S29000

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

• Free Shipping
• Special Order

TOP FUEL HARLEY 4.250 STROKE

Part Number: CPI-S29001

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

• Free Shipping
• Special Order

TOP FUEL HARLEY 5.250 STROKE

Part Number: CPI-S29002

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

• Free Shipping
• Special Order

TOP FUEL HARLEY 5.00 STROKE

Part Number: CPI-S29003

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 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: Jan 16, 2026 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: Jan 16, 2026 if ordered today

• Free Shipping
• Special Order

Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 4.000 in. Stroke, 6.000 in. Rods, 2.000 Pin, 350 Main, Internal Balance, Chevy, Small Block, Each

Part Number: CPI-SAO14A-MG

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

• Free Shipping
• Special Order

Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 4.000 in. Stroke, 6.000 in. Rods, 1.888 Pin, Internal Balance, Chevy, Small Block, Each

Part Number: CPI-SAO19A-MG

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

• Free Shipping
• Special Order

Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.550 in. Stroke, 5.700 in. Rods, 2.100 Pin, 350 Main, Internal Balance, Chevy, Small Block, Each

Part Number: CPI-SAT11A-MG

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

• Free Shipping
• Special Order

Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.550 in. Stroke, 5.700 in. Rods, 2.000 Pin, 350 Main, Internal Balance, Chevy, Small Block, Each

Part Number: CPI-SAT14A-MG

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 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, Big Block Post, Chevy, Small Block, Each

Part Number: CPI-SMM24A-MG

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

• Free Shipping
• Special Order

Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 4.000 in. Stroke, 6.000 in. Rods, 1.888 Pin, 350 Main, Big Block Post, Chevy, Small Block, Each

Part Number: CPI-SMO19A-MG

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

• Free Shipping
• Special Order

Crank, 2-piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, 2.100 in. Pin, Chevy, 400, BB Post

Part Number: CPI-SMO21A-MG

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

• Free Shipping
• Special Order

Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 4.000 in. Stroke, 6.000 in. Rods, 2.000 Pin, 400 Main, Big Block Post, Chevy, Small Block, Each

Part Number: CPI-SMO24A-MG

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 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: Jan 16, 2026 if ordered today

• Free Shipping
• Special Order

Crankshaft, Magnum, 1-Piece Seal, Forged 4340 Steel, 4.000 in. Stroke, 6.385 in Rod, 2.200 Pin, Internal Balance, Chevy, Big Block, GenV, GenVI, Each

Part Number: CPI-IBO-42B-MG

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

• Free Shipping
• Special Order

RB 30 MAGNUM BILLET 90 MM STROKE

Part Number: CPI-J078F9-MB

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

• Free Shipping
• Special Order

CALLIES ULTRA FORGED BILLET BIG FLANGE 4.500 / 2.750 /2.374

Part Number: CPI-NNQ-UY2-TF

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

• Free Shipping
• Special Order