Engines & Components

Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 3.875 in. Stroke, 2.100 in. Pin, Chevy, 400

Part Number: CPI-SAM21A-MG

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Estimated Ship Date: Jan 21, 2026 if ordered today

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Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.875 in. Stroke, 6.000 in. Rods, 2.000 Pin, Big Block Post, Chevy, Small Block, Each

Part Number: CPI-SMM14A-MG

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Estimated Ship Date: Jan 21, 2026 if ordered today

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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: Jan 21, 2026 if ordered today

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Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 4.625 in. Stroke, 6.700 in Rod, 2.200 Pin, Internal Balance, Mopar, Big Block, Each

Part Number: CPI-GER-62J-MP

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Estimated Ship Date: Jan 21, 2026 if ordered today

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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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Estimated Ship Date: Jan 21, 2026 if ordered today

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Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 5.000 in. Stroke, 7.000 in. Rod, 2.200 Pin, Internal Balance, Chevy, Big Block, Each

Part Number: CPI-BBV42B-MG

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Estimated Ship Date: Jan 21, 2026 if ordered today

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BRACKET KIT CHROME

Part Number: MCH-20220-06

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Estimated Ship Date: Dec 29, 2025 if ordered today

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PULLEY KIT

Part Number: MCH-20225-06

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Pulley Kit, Serpentine, Ultra Drive, Aluminum, Black Powdercoated, Chevy, Big Block, Deluxe, Kit

Part Number: MCH-20370

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Pulley Kit, Track, Serpentine, Aluminum, Chrome, Standard Ratio, Chevy, Small Block, Kit

Part Number: MCH-21100-06

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Estimated Ship Date: Dec 29, 2025 if ordered today

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SERPENTINE KIT

Part Number: MCH-21385

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Estimated Ship Date: Dec 29, 2025 if ordered today

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SERPENTINE PULLEY KIT

Part Number: MCH-23255

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Pulley Kit, Revolver, Serpentine, Aluminum, Chrome, Chevy, Small Block, Kit

Part Number: MCH-21110-06

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Pulleys, Serpentine, Performance Ratio, Billet Aluminum, Clear Powdercoated, Chevy, 305, 350, Kit

Part Number: MCH-21135

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Pulleys, Style Track, Serpentine, Chrome Alternator, Chrome Power Steering Canister, Clear Powdercoated Pulleys, Water Pump, Chevy, 5.0L, 5.7L, Kit

Part Number: MCH-21140

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Pulley Kit, Serpentine, Aluminum, Clear Powdercoat, Mopar, Small Block LA, GM Type 2 P/S, Kit

Part Number: MCH-40440

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Pulleys, Revolver, Aluminum, Clear Powdercoated, Chrysler, Dodge, LA, Kit

Part Number: MCH-40460

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Pulleys, Pro-Track Serpentine Conversion, Billet Aluminum, Polished, Clear Powdercoated, Air Conditioning, No Power Steering, Chevrolet, LS, Kit

Part Number: MCH-20030

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Pulley Set, Pro-Track, Serpentine, Aluminum, Air Conditioning, Black Powdercoat, Chevrolet, LS, Kit

Part Number: MCH-20030-08

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Estimated Ship Date: Dec 29, 2025 if ordered today

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CHROME PULLEY KIT

Part Number: MCH-20035-06

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Pulley Kit, Serpentine, Ultra Drive, Aluminum, Black Powdercoated, Chevy, Big Block, Ultra, Kit

Part Number: MCH-20360-08

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Pulleys, Sport Track Ultra All-Inclusive, Serpentine, Black Onyx Main X Bracket, Clear Powdercoated Pulleys, Chevy, Small Block, Kit

Part Number: MCH-21620-07

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Pulleys, Style Track, Serpentine, Performance Ratio, Billet Aluminum, Chrome, Alternator, Water Pump, Chevy, 5.0L, 5.7L, Kit

Part Number: MCH-21135-06

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Pulley/Bracket Set, Serpentine, Aluminum, Clear Powdercoated, A/C, No Power Steering, GM, LS Series, Narrow Kit

Part Number: MCH-20075

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Estimated Ship Date: Dec 29, 2025 if ordered today

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REVOLVER PULLEY KIT

Part Number: MCH-20077

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Estimated Ship Date: Dec 29, 2025 if ordered today

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