1956 Engines & Components

Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.800 in. Stroke, 5.850 in. Rods, 2.100 Pin, 400 Main, Internal Balance, Chevy, Small Block, Each

Part Number: CPI-SAK21A-MG

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Estimated Ship Date: Feb 6, 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, 400 Main, Internal Balance, Chevy, Small Block, Each

Part Number: CPI-SAO24A-MG

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Estimated Ship Date: Feb 6, 2026 if ordered today

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Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.335 in. Stroke, 5.700 in. Rods, 2.100 Pin, 350 Main, Internal Balance, Chevy, Small Block, Each

Part Number: CPI-SAX11A-MG

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Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.335 in. Stroke, 5.700 in. Rods, 1.888 Pin, 350 Main, Internal Balance, Chevy, Small Block, Each

Part Number: CPI-SAX19A-MG

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Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.480 in. Stroke, 5.700 in. Rods, 2.100 Pin, 350 Main, Internal Balance, Chevy, Small Block, Each

Part Number: CPI-SMF11A-MG

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Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.875 in. Stroke, 5.850 in. Rods, 2.100 Pin, Big Block Post, Chevy, Small Block, Each

Part Number: CPI-SMM11A-MG

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Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.875 in. Stroke, 6.000 in. Rods, 2.100 Pin, 400 Main, Big Block Post, Chevy, Small Block, Each

Part Number: CPI-SMM21AMG

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Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 4.000 in. Stroke, 6.000 in. Rods, 2.100 Pin, 350 Main, Big Block Post, Chevy, Small Block, Each

Part Number: CPI-SMO11A-MG

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Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 4.250 in. Stroke, 6.250 in. Rods, 2.100 Pin, 400 Main, Big Block Post, Chevy, Small Block, Each

Part Number: CPI-SMP21A-MG

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Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.000 in. Stroke, 5.700 in. Rods, 2.100 Pin, Internal Balance, Chevy, Small Block, Each

Part Number: CPI-SAD11A-MG

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Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.250 in. Stroke, 5.700 in. Rods, 2.000 Pin, Internal Balance, Chevy, Small Block, Each

Part Number: CPI-SAE-14AMG

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Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.480 in. Stroke, 5.700 in. Rods, 2.000 Pin, Internal Balance, Chevy, Small Block, Each

Part Number: CPI-SAF14A-MG

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Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.500 in. Stroke, 5.700 in. Rods, 1.888 Pin, Internal Balance, Chevy, Small Block, Each

Part Number: CPI-SAG19A-MG

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Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.750 in. Stroke, 5.850 in. Rods, 2.000 Pin, Internal Balance, Chevy, Small Block, Each

Part Number: CPI-SAJ14A-MG

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Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.750 in. Stroke, 5.850 in. Rods, 1.888 Pin, Internal Balance, Chevy, Small Block, Each

Part Number: CPI-SAJ19A-MG

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Accessory Drive Systems, Serpentine, Aluminum, Polished, Crankshaft Pulley, Power Steering Pump, A/C Compressor, Chevrolet, Small Block, Kit

Part Number: MLL-350FDACPS4

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Estimated Ship Date: Jan 9, 2026 if ordered today

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SBC WO POWER STEERING, ANODIZED CHROME

Part Number: VTA-174026

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Estimated Ship Date: Jan 26, 2026 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: Jan 5, 2026 if ordered today

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Pulleys, Sport Track, Serpentine, Standard Ratio, Billet Aluminum, Silver Powdercoat, Chevy, Small Block, Kit

Part Number: MCH-21660-09

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Pulley/Bracket Set, Serpentine, Aluminum, Chrome, Chevy, Small Block, Short Pump, Kit

Part Number: MCH-21165-06

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Pulleys, Style Track, SBC, Aluminum, 140 amp Alternator, A/C Compressor, Short WP, PS, Tensioner, Clear Powdercoated, Kit

Part Number: MCH-21855

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Pulley/Bracket Set, Track, Serpentine, Aluminum, Chrome, Chevy, Small Block, Kit

Part Number: MCH-21190-06

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Pulley/Bracket Set, Track, Serpentine, Aluminum, Black Onyx Main X Bracket, Clear Powdercoated Pulleys, Chevy, Small Block, Kit

Part Number: MCH-21190-07

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Pulley Kit, Serpentine, Aluminum, Black Powdercoated, Chevy, Small Block, Short Water Pump, Kit

Part Number: MCH-21085-08

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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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