Engines & Components

Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 4.000 in. Stroke, 6.000 in. Rods, 2.000 Pin, 350 Main, Big Block Post, Chevy, Small Block, Each

Part Number: CPI-SMO14A-MG

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Estimated Ship Date: Oct 20, 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 20, 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 20, 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 20, 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 20, 2025 if ordered today

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CALLIES LS ULTRA BOOST 4.250 / 2.559 / 2.100

Part Number: CPI-APP-31-UB

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Estimated Ship Date: Oct 20, 2025 if ordered today

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CALLIES ULTRA BILLET CRANK 4.500/2.559./2.100

Part Number: CPI-APQ-31-UB

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Estimated Ship Date: Oct 20, 2025 if ordered today

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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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Estimated Ship Date: Oct 20, 2025 if ordered today

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LS ULTRA BOOST 4" / 351C / 2.100

Part Number: CPI-AWO-71-UB

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Estimated Ship Date: Oct 20, 2025 if ordered today

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CALLIES LS1 ULTRA BILLET CRANK 4.250 STROKE

Part Number: CPI-AWP-31-UB

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Estimated Ship Date: Oct 20, 2025 if ordered today

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MAGNUM 8CTWT LS CRANK 4.000 2.5585 2.1000

Part Number: CPI-5TO-31V-MG

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Estimated Ship Date: Oct 20, 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 20, 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 20, 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 20, 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 20, 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 20, 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 20, 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 20, 2025 if ordered today

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Engines, Bare Block, Cast Iron, Merlin IV BBC, 10.200 in. Deck, 4.495 in. Bore, Splayed Billet Caps, Standard Cam Bearings and Lifter bores, Each

Part Number: WRL-095110

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Estimated Ship Date: Aug 25, 2025 if ordered today

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S&S Cycle 2018+ M8 Softail Models MK-Series Crankcase Assembly

Part Number: SSY-310-1326

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Estimated Ship Date: Aug 18, 2025 if ordered today

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KIT-SBC 383 3.750/4.030

Part Number: MAN-290030

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 5, 2025 if ordered today

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KIT-SBC 383 3.750/4.030

Part Number: MAN-290030H

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Estimated Ship Date: Sep 5, 2025 if ordered today

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ROTATING ASSEMBLY

Part Number: MAN-290935

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Estimated Ship Date: Sep 5, 2025 if ordered today

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ROTATING ASSEMBLY KIT-SBC 383 3.750/4.035

Part Number: MAN-290935H

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Estimated Ship Date: Sep 5, 2025 if ordered today

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Engine Assembly, Stage 1 Crate Engine, Long Block, Ford, Small Block, 302, Each

Part Number: HPE-HP08

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Estimated Ship Date: Oct 20, 2025 if ordered today

• Core Charge $550.00
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