Crankshafts

CALLIES ULTRA BOOST CRANK 4.500" BORE SPACE 4.750/400/2.000

Part Number: CPI-S4S-2X-UB

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Estimated Ship Date: Jan 26, 2026 if ordered today

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CALLIES SB ULTRA BOOST BILLET 3.820 / 400 / 2.000

Part Number: CPI-SA1324-UB

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Estimated Ship Date: Jan 26, 2026 if ordered today

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ULTRA BOOST SB CRANK 3.625 400 2.100

Part Number: CPI-SAH-21-UB

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Estimated Ship Date: Jan 26, 2026 if ordered today

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SB ULTRA BOOST BILLET CRANK 3.750 350 2.100

Part Number: CPI-SAJ-11-UB

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Estimated Ship Date: Jan 26, 2026 if ordered today

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CALLIES ULTRA BOOST BILLET SBC 2 PIECE SEAL CRANK 3.800/400/1.888

Part Number: CPI-SAK-29-UB

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Estimated Ship Date: Jan 26, 2026 if ordered today

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CALLIES SBC ULTRA BOOST BILLET 3.875/400/2.100

Part Number: CPI-SAM-21-UB

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Estimated Ship Date: Jan 26, 2026 if ordered today

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CALLIES ULTRA BOOST CRANK 4.000 / 350 / 2.100

Part Number: CPI-SAO-11-UB

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CALLIES SB ULTRA BOOST CRANK 4.000 Stroke, 350 Main, 2.000 Journal

Part Number: CPI-SAO-14-UB

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Estimated Ship Date: Jan 26, 2026 if ordered today

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CALLIES SB ULTRA BOOST CRANK 4.000/400/2.100

Part Number: CPI-SAO-21-UB

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CALLIES SBC BB POST ULTRA BOOST 4.100/400/2.100

Part Number: CPI-SM-21-UB

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Estimated Ship Date: Jan 26, 2026 if ordered today

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CALLIES SBC ULTRA BOOST CRANK BBC SNOUT 4.100/400/1.888

Part Number: CPI-SM-29-UB

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Estimated Ship Date: Jan 26, 2026 if ordered today

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CALLIES SBC ULTRA BOOST CRANK BBC SNOUT 4.100/400/1.888 HONDA JOURNAL, NASCAR WIDTH

Part Number: CPI-SM-2K-UB

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CALLIES SB ULTRA BOOST CRANK 3.850/400/2.100 BB POST

Part Number: CPI-SM5321-UB

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Estimated Ship Date: Jan 26, 2026 if ordered today

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ULTRA BOOST SB CRANKSHAFT 3.562 350 2.100 BB POST

Part Number: CPI-SM6-11-UB

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Estimated Ship Date: Jan 26, 2026 if ordered today

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CALLIES ULTRA BOOST 4.375 / 400 / 2.100 BBC POST

Part Number: CPI-SMB-21-UB

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CALLIES ULTRA BOOST 3.480 / 350 / 2.100 BBC POST

Part Number: CPI-SMF-11-UB

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CALLIES ULTRA BOOST 3.500 / 400 / 2.100 BBC POST

Part Number: CPI-SMG-21-UB

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CALLIES SBC 2PC SEAL BB SNOUT ULTRA BOOST BILLET CRANK 4.000/350/2.00

Part Number: CPI-SMO-14-UB

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Estimated Ship Date: Jan 26, 2026 if ordered today

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CALLIES SBC ULTRA BOOST CRANK 4.000/400/2.100

Part Number: CPI-SMO-21-UB

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Estimated Ship Date: Jan 26, 2026 if ordered today

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FORGED CRANKSHAFTS

Part Number: SCA-4308C405820

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Estimated Ship Date: Jan 9, 2026 if ordered today

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Crankshaft, External Balance, Forged 4340 Steel, 3.850 in. Stroke, Ford, 351W, Cleveland Mains, Each

Part Number: SCA-4351C36

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Estimated Ship Date: Jan 9, 2026 if ordered today

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FORGED CRANKSHAFTS

Part Number: SCA-4LS140062-C

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Estimated Ship Date: Jan 9, 2026 if ordered today

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CRANKSHAFT

Part Number: SCA-4LS140065C

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Estimated Ship Date: Jan 9, 2026 if ordered today

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Crankshaft, Excalibur, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 400, Each

Part Number: SCA-740086

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Estimated Ship Date: Jan 9, 2026 if ordered today

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FORGED CRANKSHAFTS

Part Number: SCA-4335H375820

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Estimated Ship Date: Jan 9, 2026 if ordered today

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