Engine Crankshafts

CALLIES SB ULTRA DIRT CRANK 3.875/2.448/1.888x1.825

Part Number: CPI-S4M-1K-UD

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ULTRA BILLET CRANK 4.5SB 3.875 400 1.888

Part Number: CPI-S4M-29-UD

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CALLIES SBC FORGED ULTRA DIRT 3.300/350/1.888

Part Number: CPI-SA3019A-UD

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ULTRA DIRT CRANK 3.010 283 1.850

Part Number: CPI-SA7D5EA-UD

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MAGNUM ULTRA DIRT CRANK 3.800 350 1.888

Part Number: CPI-SAK-19-UD

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MAGNUM ULTRA DIRT FORGED CRANK 3.800 350 1.888

Part Number: CPI-SAK-19A-UD

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ULTRA DIRT BILLET 3.800 / 400 / 1.8885

Part Number: CPI-SAK-29-UD

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CALLIES GEN 3 HEMI BILLET 4.000 STROKE 2.100 JOURNAL

Part Number: CPI-YYO-E1-UB

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FORD GODZILLA 4.125 STROKE 2.657 MAINS 2.100 ROD JOURNAL MAGNUM

Part Number: CPI-8RU-B1V-M2

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LS ULTRA BOOST 4.250 / 351C / 2.100

Part Number: CPI-APP-71-UB

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ULTRA BOOST LS CRANK 4.125 2.559 2.100

Part Number: CPI-APU-31-UB

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CALLIES LS ULTRA BOOST CRANK 4.375 2.559 2.100

Part Number: CPI-AWB-31-UB

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CALLIES LS1 ULTRA BILLET CRANK 4.250 STROKE

Part Number: CPI-AWP-31-UB

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

Part Number: CPI-BBB42B-MG

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MAGNUM ULTRA DIRT BB CRANK 3.750 2.750 2.00

Part Number: CPI-BBJ-44B-UD

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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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DURMAX ULTRA BILLET 3.650/3.650/2.480

Part Number: CPI-D342MU-UL

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CALLIES FORD ULTRA BOOST CRANK 4.000/2.750/2.100

Part Number: CPI-EFO-71-UB

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CALLIES FORD ULTRA BOOST CRANK 4.250/2.750/2.100

Part Number: CPI-EFP-71-UB

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CALLIES MOPAR 4.900 BORE SPACING ULTRA BILLET 3.950/ 2.750 / 2.375

Part Number: CPI-F111PY-UB

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CALLIES NOONAN 4.900 BORE SPACING ULTRA BILLET 4.250 / 2.750 / 2.375

Part Number: CPI-F1P-P7-UB

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PRO MOD HEMI ULTRA BILLET 4.150 STROKE

Part Number: CPI-FC2-PY-UB

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CALLIES MOPAR ULTRA BILLET 4.500 3.000 2.374

Part Number: CPI-FNQ-T7P-TF

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CALLIES 481X CRANK 4.00/2.747/2.374

Part Number: CPI-FXO-UY-UB

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Plug, Stroker Crankshaft Counterweight, Round, Heavy Mallory Metal, Each

Part Number: HRS-CALCHD1125

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Aug 14, 2025 if ordered today

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