Crankshafts

4340 Forged Pro Series Lightweight

Part Number: SCA-445440C-2

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Estimated Ship Date: Sep 25, 2025 if ordered today

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Crankshaft, Standard Weight, Forged 4340 Steel, 4.125 in. Stroke, Internal Balance, Ford, Big Block FE, Each

Part Number: SCA-4FE100

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Estimated Ship Date: Sep 25, 2025 if ordered today

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Engine Crankshaft, Chevy LS1 4-LS1-3622-

Part Number: SCA-4LS136226125

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Estimated Ship Date: Sep 25, 2025 if ordered today

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Crankshaft, LS1 S-Series, Pro Stock, 6-Bolt, 4340 Forged Steel, 1-Piece Rear Main, Internal, Narrow Bearing, 4/4.125 in. Stroke, 6.125 in. Rod, Each

Part Number: SCA-4LS136365

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Estimated Ship Date: Sep 25, 2025 if ordered today

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Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4 in. Stroke, Chevy, Small Block LS, Each

Part Number: SCA-4LS140062-S

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Estimated Ship Date: Sep 25, 2025 if ordered today

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Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4 in. Stroke, Chevy, Small Block LS, Each

Part Number: SCA-4LS140065-S

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Estimated Ship Date: Sep 25, 2025 if ordered today

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FORGED CRANKSHAFTS

Part Number: SCA-4LS14125

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Estimated Ship Date: Sep 25, 2025 if ordered today

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FORGED CRANKSHAFTS

Part Number: SCA-4LS141262-S

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Estimated Ship Date: Sep 25, 2025 if ordered today

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FORGED CRANKSHAFTS

Part Number: SCA-4LS141265-S

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Estimated Ship Date: Sep 25, 2025 if ordered today

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4340 Pro Stock

Part Number: SCA-4LS141282

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Estimated Ship Date: Sep 25, 2025 if ordered today

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FORGED CRANKSHAFTS

Part Number: SCA-4LS141282-C

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Estimated Ship Date: Sep 25, 2025 if ordered today

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4340 Pro Stock

Part Number: SCA-4LS141285

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Estimated Ship Date: Sep 25, 2025 if ordered today

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CALLIES BBC ULTRA BOOST CRANK 4.875/ 2.750/ 2.200

Part Number: CPI-BBI-PR-UB

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Estimated Ship Date: Oct 15, 2025 if ordered today

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MAGNUM BB CRANK 4.875 2.750 2.200

Part Number: CPI-BBI-42B-MG

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Estimated Ship Date: Oct 15, 2025 if ordered today

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COMPSTAR BB CRANK 4.250/2.750/2.200

Part Number: CPI-BBP-42C-CS

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Estimated Ship Date: Oct 15, 2025 if ordered today

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MAGNUM BB CRANK 4.750 2.750 2.100

Part Number: CPI-BBS-43B-MG

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Estimated Ship Date: Oct 15, 2025 if ordered today

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CALLIES BB 5.3 ULTRA BOOST 5.375/2.750/2.197

Part Number: CPI-BQ-PR-UB

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Estimated Ship Date: Oct 15, 2025 if ordered today

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BB ULTRA BILLET CRANK 4.875 2.750 2.200 PRO MOD SIZES

Part Number: CPI-BQI-PR-UB

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Estimated Ship Date: Oct 15, 2025 if ordered today

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CALLIES BB ULTRA BILLET CRANK 4.000/2.747/2.197

Part Number: CPI-BQO-PR-UB

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Estimated Ship Date: Oct 15, 2025 if ordered today

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CALLIES BBC ULTRA BILLET 5" BS - 4.750 / 2.747 / 2.197

Part Number: CPI-BQS-PR-UB

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Estimated Ship Date: Oct 15, 2025 if ordered today

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COMPSTAR LS CRANK 4.100/2.559/2.100

Part Number: CPI-AP-31Q-CS

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Estimated Ship Date: Oct 15, 2025 if ordered today

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CALLIES Forged Ultra Dirt 3.600 LS Honda

Part Number: CPI-AP2239V-UD

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Estimated Ship Date: Oct 15, 2025 if ordered today

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CALLIES LS ULTRA BILLET CRANK 4.600/2.559/2.100

Part Number: CPI-AP4531-UB

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Estimated Ship Date: Oct 15, 2025 if ordered today

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CALLIES ULTRA BOOST LS CRANK 3.625 STROKE 2.100 JOURNAL LS MAIN

Part Number: CPI-APH-31-UB

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Estimated Ship Date: Oct 15, 2025 if ordered today

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CALLIES LS1 ULTRA BOOST CRANK 4.000/2.750/2.100

Part Number: CPI-APO-71-UB

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Estimated Ship Date: Oct 15, 2025 if ordered today

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