Crankshafts

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

Competition assembly, 407 cid, Mahle 4CC

Part Number: ESP-12604040

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Free Shipping
• Special Order

Competition assembly, 405 cid, Mahle -16CC

Part Number: ESP-12608020

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Free Shipping
• Special Order

CHEVY 400 350 MAINS

Part Number: ESP-12608040

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Free Shipping
• Special Order

Competition assembly, 374 cid, JE 13CC

Part Number: ESP-12620000

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Free Shipping
• Special Order

Competition assembly, 387 cid, JE 12.9CC

Part Number: ESP-12622000

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Free Shipping
• Special Order

crank shaft,4340 Billet Crank Nissan RB26 77.7mm stroker

Part Number: ESP-3RB230594783

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Free Shipping
• Special Order

Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.800 in. Stroke, 5.850 in. Rods, 2.100 Pin, Internal Balance, Chevy, Small Block, Each

Part Number: CPI-SAK11A-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, 3.800 in. Stroke, 5.850 in. Rods, 2.000 Pin, Internal Balance, Chevy, Small Block, Each

Part Number: CPI-SAK14A-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, 3.800 in. Stroke, 5.850 in. Rods, 2.000 Pin, 400 Main, Internal Balance, Chevy, Small Block, Each

Part Number: CPI-SAK24A-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, 3.562 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, 4.125 in. Stroke, 6.200 in. Rods, 2.100 Pin, Internal Balance, Chevy, Small Block, Each

Part Number: CPI-SAU11A-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, 4.125 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: Jan 16, 2026 if ordered today

• Free Shipping
• Special Order