Engines & Components

CALLIES ULTRA BOOST BILLET BB CRANK 4.250 / 2.747 / 2.100 PRO-MOD SIZES

Part Number: CPI-BBP-P3-UB

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

Part Number: CPI-BBP-PR-UB

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ULTRA CRANK 4.50 2.750 2.200

Part Number: CPI-BBQ-42-UB

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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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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 BB ULTRA BILLET CRANK 4.375/2.750/2.200

Part Number: CPI-BBB-42-UB

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CALLIES BBC ULTRA BOOST 4.625 2.750 2.200

Part Number: CPI-BBR-PR-UB

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CALLIES BBC ULTRA BOOST 4.750 2.750 2.200

Part Number: CPI-BBS-42-UB

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ULTRA CRANK 4.750 2.750 2.197

Part Number: CPI-BBS-PR-UB

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CALLIES BBC ULTRA BOOST 4.125/2.750/2.200

Part Number: CPI-BBU-42-UB

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CALLIES BBC ULTRA BOOST 4.125/2.750/2.100

Part Number: CPI-BBU-43-UB

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ULTRA BOOST BB CRANK 4.125 2.750 HEMI PIN

Part Number: CPI-BBU-45-UB

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ULTRA BOOST BB CRANK 4.125 2.750 HEMI PIN

Part Number: CPI-BBU-47-UB

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CALLUES BB ULTRA BILLET CRANK 5.000/2.750/2.200

Part Number: CPI-BBV-42-UB

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Estimated Ship Date: Jan 16, 2026 if ordered today

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MAGNUM ULTRA DIRT BB CRANK 3.570 STROKE 2.497 1.850 x 1.900 WIDE ROD JOURNALS

Part Number: CPI-BC208E-UD

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Estimated Ship Date: Jan 16, 2026 if ordered today

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