Crankshafts

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

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Estimated Ship Date: Jan 16, 2026 if ordered today

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CALLIES MAGNUM ULTRA DIRT BBC 1PC 3.750 / 2.750 / 2.000 SBC

Part Number: CPI-IBJ-44B-UD

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Estimated Ship Date: Jan 16, 2026 if ordered today

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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

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Estimated Ship Date: Jan 16, 2026 if ordered today

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GM BBC CRANKSHAFT 4.250 2.750 2.200

Part Number: CPI-IBP-42B-GM

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MAGNUM BB CRANK 4.500 2.750 .2.200 1 PC

Part Number: CPI-IBQ-42B-MG

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COMPSTAR BB CRANK 4.750/2.750/2.200 1PC SEAL

Part Number: CPI-IBS-425-CS

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MAGNUM BB CRANK 4.750 2.750 2.200

Part Number: CPI-IBS-42B-MG

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RB 30 MAGNUM BILLET 90 MM STROKE

Part Number: CPI-J078F9-MB

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CUSTOM VIPER SBC STROKER CRANK GUN DRILLED MAINS 2.000

Part Number: CPI-KV1294-MG

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CALLIES 8 BOLT HEMI ULTRA BILLET 4.500/2.747/2.374

Part Number: CPI-F1Q-P7-UB

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CALLIES 8 BOLT HEMI ULTRA BILLET 4.500/2.747/2.374

Part Number: CPI-F1Q-PY-UB

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CALLIES MOPAR 4.900 BORE SPACING ULTRA BILLET 4.125 / 2.750 / 2.375

Part Number: CPI-F1U-PY-UB

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CALLIES ULTRA BILLET TOP FUEL 4.150/2.750/2.374 SHORT POST

Part Number: CPI-F62-UYP-TF

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CALLIES MOPAR ULTRA BILLET 4.500 SHORT POST

Part Number: CPI-F6Q-UYP-TF

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PRO MOD HEMI ULTRA BILLET 4.150 STROKE

Part Number: CPI-FC2-PY-UB

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MAGNUM MOPAR CRANK 4.625/2.750/2.374

Part Number: CPI-FER-65J-MP

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MAGNUM MOPAR CRANK 4.625/2.747/2.374

Part Number: CPI-FER-UYJ-MP

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TOP FUEL HEMI ULTRA BILLET 4.100 STROKE

Part Number: CPI-FN-UY2-TF

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CALLIES TOP FUEL CRANK 4.150/2.750/2.374

Part Number: CPI-FN2-U72-TF

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CALLIES MOPAR TOP FUEL CRANK 4.375 2.750 2.374

Part Number: CPI-FNB-UY2-TF

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CALLIES MOPAR TOP FUEL CRANK 4.375 2.750 2.374

Part Number: CPI-FNB-UYP-TF

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TOP FUEL HEMI CRANK 4.000 STROKE

Part Number: CPI-FNO-TY2-TF

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TOP FUEL HEMI CRANK 4.000 STROKE 2750 MAIN

Part Number: CPI-FNO-UY2-TF

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CALLIES ULTRA BILLET TOP FUEL 4.000/2.750/2.374

Part Number: CPI-FNO-UYP-TF

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CALLIES TOP FUEL CRANK 4.250 STROKE

Part Number: CPI-FNP-UYP-TF

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