Crankshafts

CALLIES BBC 3.750/2.750/2.000

Part Number: CPI-BBJ-4FB-MG

Not Yet Reviewed

Estimated Ship Date: Sep 16, 2025 if ordered today

• Free Shipping
• Special Order

MAGNUM ULTRA DIRT BB CRANK 3.750 2.750 2.00

Part Number: CPI-BBJ-4FB-UD

Not Yet Reviewed

Estimated Ship Date: Sep 16, 2025 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: Sep 16, 2025 if ordered today

• Free Shipping
• Special Order

MAGNUM BB CRANK 3.800 2.750 2.100 OD/WIDTH

Part Number: CPI-BBK-41B-MG

Not Yet Reviewed

Estimated Ship Date: Sep 16, 2025 if ordered today

• Free Shipping
• Special Order

MAGNUM BB CRANK 3.800 2.750 2.200

Part Number: CPI-BBK-42B-MG

Not Yet Reviewed

Estimated Ship Date: Sep 16, 2025 if ordered today

• Free Shipping
• Special Order

MAGNUM BB CRANK 3.800 / 2.750 / 2.100

Part Number: CPI-BBK-43B-MG

Not Yet Reviewed

Estimated Ship Date: Sep 16, 2025 if ordered today

• Free Shipping
• Special Order

MAGNUM BB CRANK 3.875 2.750 2.100

Part Number: CPI-BBM-43B-MG

Not Yet Reviewed

Estimated Ship Date: Sep 16, 2025 if ordered today

• Free Shipping
• Special Order

MAGNUM ULTRA DIRT BB CRANK 3.875 2.750 2.100

Part Number: CPI-BBM-43B-UD

Not Yet Reviewed

Estimated Ship Date: Sep 16, 2025 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: Sep 16, 2025 if ordered today

• Free Shipping
• Special Order

CALLIES BB MAGNUM CRANK 3.790 /2.750/2.100

Part Number: CPI-BBN-43B-MG

Not Yet Reviewed

Estimated Ship Date: Sep 16, 2025 if ordered today

• Free Shipping
• Special Order

ULTRA BILLET CRANK 4.00 / 2.750 / 2.200

Part Number: CPI-BBO-42-UB

Not Yet Reviewed

Estimated Ship Date: Sep 16, 2025 if ordered today

• Free Shipping
• Special Order

MAGNUM ULTRA DIRT BB CRANK 4.000 2.750 2.200

Part Number: CPI-BBO-42B-UD

Not Yet Reviewed

Estimated Ship Date: Sep 16, 2025 if ordered today

• Free Shipping
• Special Order

CALLIES ULTRA BOOST 5" S/B 5.550 / 2.747 / 2.197

Part Number: CPI-BQ4DPR-UB

Not Yet Reviewed

Estimated Ship Date: Sep 16, 2025 if ordered today

• Free Shipping
• Special Order

CALLIES BIG BLOCK 5.0 S/B 4.580 / 2.750 / 2.197 2.080 WIDE

Part Number: CPI-BQ7C4M-UB

Not Yet Reviewed

Estimated Ship Date: Sep 16, 2025 if ordered today

• Free Shipping
• Special Order

CALLIES ULTRA BOOST 5" S/B 5.650 STROKE / 2.747 / 2.197

Part Number: CPI-BQ83PR-UB

Not Yet Reviewed

Estimated Ship Date: Sep 16, 2025 if ordered today

• Free Shipping
• Special Order

MAGNUM BB BILLET CRANK 4.500 2.750 2.200

Part Number: CPI-BQQ-45K-MG

Not Yet Reviewed

Estimated Ship Date: Sep 16, 2025 if ordered today

• Free Shipping
• Special Order

BB ULTRA BOOST CRANK 5.00 2.750 2.200

Part Number: CPI-BQV-PR-UB

Not Yet Reviewed

Estimated Ship Date: Sep 16, 2025 if ordered today

• Free Shipping
• Special Order

CALLIES BBC ULTRA BOOST 5" S/B 5.550 / 2.474 / 2.197

Part Number: CPI-BQZ-PR-UB

Not Yet Reviewed

Estimated Ship Date: Sep 16, 2025 if ordered today

• Free Shipping
• Special Order

MAGNUM BB CHEVY HYBRID 3.625 400 2.000

Part Number: CPI-BZH-24B-MG

Not Yet Reviewed

Estimated Ship Date: Sep 16, 2025 if ordered today

• Free Shipping
• Special Order

MAGNUM BBC SPECIAL 4.625 2.750 2.100

Part Number: CPI-BZR-42B-MG

Not Yet Reviewed

Estimated Ship Date: Sep 16, 2025 if ordered today

• Free Shipping
• Special Order

CUSTOM MAGNUM CRANK BBC 4.750 2.200

Part Number: CPI-BZS-43B-MG

Not Yet Reviewed

Estimated Ship Date: Sep 16, 2025 if ordered today

• Free Shipping
• Special Order

CALLIES LS7 DRY SUMP SNOUT ULTRA BILLET CRANK 3.750/LS MAIN/2.100

Part Number: CPI-AWJ-31-UB

Not Yet Reviewed

Estimated Ship Date: Sep 16, 2025 if ordered today

• Free Shipping
• Special Order

MAGNUM LS7 CRANK 3.750 2.5585 2.100

Part Number: CPI-AWJ-31V-MG

Not Yet Reviewed

Estimated Ship Date: Sep 16, 2025 if ordered today

• Free Shipping
• Special Order

CALLIES LS MAGNUM CRANK 3.750/2.559/2.100

Part Number: CPI-AWJ-31W-MG

Not Yet Reviewed

Estimated Ship Date: Sep 16, 2025 if ordered today

• Free Shipping
• Special Order

CALLIES LS7 MAGNUM CRANK 3.750 2.000 8 CWT

Part Number: CPI-AWJ-34W-MG

Not Yet Reviewed

Estimated Ship Date: Sep 16, 2025 if ordered today

• Free Shipping
• Special Order