Crankshafts

CALLIES BBC CRANK 3.650/2.100 2 PIECE SEAL

Part Number: CPI-BB4243B-MG

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

• Free Shipping
• Special Order

MAGNUM BB CRANK 3.780 / 2.750 / 2.000 OD + W

Part Number: CPI-BB444FB-MG

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

• Free Shipping
• Special Order

Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 4.375 in. Stroke, 2.200 in. Pin, Chevy, 454

Part Number: CPI-BBB42B-MG

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

• Free Shipping
• Special Order

MAGNUM BB CRANK 3.625 2.750 2.000 BIG BLOCK JOURNAL WIDTH

Part Number: CPI-BBH-4FB-M2

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

• Free Shipping
• Special Order

BIG BLOCK CALLIES CRANK 3.625/2.750/2.000 BIG BLOCK CHEVY WIDTH

Part Number: CPI-BBH-4FB-MG

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

• Free Shipping
• Special Order

Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.750 in. Stroke, 6.385 in. Rod, 2.100 Pin, Internal Balance, Chevy, Big Block, Each

Part Number: CPI-BBJ43B-MG

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

• Free Shipping
• Special Order

Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.875 in. Stroke, 6.385 in. Rod, 2.200 Pin, Internal Balance, Chevy, Big Block, Each

Part Number: CPI-BBM42B-MG

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

• Free Shipping
• Special Order

MAGNUM BB CRANK 4.000 2.750 2.100

Part Number: CPI-BBO-43B-MG

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

• Free Shipping
• Special Order

Crankshaft, 2-piece seal, Internal balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 454, 2.200 Pin, Each

Part Number: CPI-BBO42B-MG

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

• Free Shipping
• Special Order

ULTRA BOOST CRANK 4.250 / 2.750 / 2.200 PRO-MOD SIZES

Part Number: CPI-BBP-PR-UB

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

• Free Shipping
• Special Order

Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 4.250 in. Stroke, 6.385 in. Rod, 2.100 Pin, Internal Balance, Chevy, Big Block, Each

Part Number: CPI-BBP43B-MG

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

• Free Shipping
• Special Order

MAGNUM CRANK 3.750 350 2100 1PC SEAL

Part Number: CPI-CAJ-11A-MG

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

• Free Shipping
• Special Order

MAGNUM CRANK 4.000 350 2.000

Part Number: CPI-CMO-14A-MG

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

• Free Shipping
• Special Order

DURAMAX MAGNUM BILLET 3898/3.875/2.480

Part Number: CPI-D333MU-MB

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

• Free Shipping
• Special Order

FORD MAGNUM CRANK 3.750 351C 1.888 x 1.625

Part Number: CPI-EFJ-7VV-UD

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

• Free Shipping
• Special Order

Crankshaft, Magnum, 1-Piece Seal, Forged 4340 Steel, 4.000 in. Stroke, 6.200 in. Rod, Internal Balance, Ford, Small Block, Each

Part Number: CPI-EFO71V-MG

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

• Free Shipping
• Special Order

CALLIES SB FORD ULTRA DIRT CRANK 4.125/ 2.750/ 2.100

Part Number: CPI-EFU-71V-UD

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

• Free Shipping
• Special Order

Crankshaft, Forged 4340 Steel, 4.000 in. Stroke, Internal Balance, 8 Counterweight, 58X Reluctor, Chevy, LSA, Each

Part Number: CPI-5PO-31W-MG

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

• Free Shipping
• Special Order

MAGNUM LT1 CRANK 3.625 3.625 2.100

Part Number: CPI-5TH-31W-MG

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

• Free Shipping
• Special Order

CALLIES Ultra Dirt 3.750 LS Honda

Part Number: CPI-APJ-39-UD

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

• Free Shipping
• Special Order

MAGNUM CRANK 4.250 440 MAINS 2.200 CHRY

Part Number: CPI-GEP-66J-MP

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

• Free Shipping
• Special Order

Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 4.500 in. Stroke, 2.200 in. Pin, Mopar, Big Block, Each

Part Number: CPI-GEQ62MB

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

• Free Shipping
• Special Order

MAGNUM CRANK, 4.125 HEMI MAIN & PIN

Part Number: CPI-GEU-65J-MP

Not Yet Reviewed

Estimated Ship Date: May 19, 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: May 19, 2026 if ordered today

• Free Shipping
• Special Order

GM BBC CRANKSHAFT 4.250 2.750 2.200

Part Number: CPI-IBP-42B-GM

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

• Free Shipping
• Special Order