1956 Engines & Components

Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 4.125 in. Stroke, 6.125 in. Rods, 2.100 Pin, 400 Main, Internal Balance, Chevy, Small Block, Each

Part Number: CPI-SAU21AMG

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 4.125 in. Stroke, 6.000 in. Rods, 2.100 Pin, Internal Balance, Chevy, Small Block, Each

Part Number: CPI-SAU24A-MG

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.400 in. Stroke, 5.700 in. Rods, 2.100 Pin, 350 Main, Internal Balance, Chevy, Small Block, Each

Part Number: CPI-SAW11A-MG

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.400 in. Stroke, 5.700 in. Rods, 2.000 Pin, 350 Main, Internal Balance, Chevy, Small Block, Each

Part Number: CPI-SAW14A-MG

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.335 in. Stroke, 5.700 in. Rods, 2.000 Pin, 350 Main, Internal Balance, Chevy, Small Block, Each

Part Number: CPI-SAX14A-MG

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.000 in. Stroke, 5.700 in. Rods, 2.000 Pin, Internal Balance, Chevy, Small Block, Each

Part Number: CPI-SAD14A-MG

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.480 in. Stroke, 5.700 in. Rods, 1.888 Pin, Internal Balance, Chevy, Small Block, Each

Part Number: CPI-SAF19A-MG

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Pulley Kit, Serpentine, Aluminum, Black Onyx Main X Bracket, Clear Powdercoated Pulleys, Power Steering, Chevy, Small Block, Ultra Kit

Part Number: MCH-20260-07

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Estimated Ship Date: Dec 12, 2025 if ordered today

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Connecting Rod, Ultra, Forged 4340 Steel, I-Beam, Cap Screw, ARP 625+, Bushed, 5.850 in. Length, Chevy, Small Block, Set of 8

Part Number: CPI-U14130-CA

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Connecting Rod, Ultra, Forged 4340 Steel, I-Beam, Cap Screw, ARP 625+, Bushed, 5.850 in. Length, Chevy, Small Block, Set of 8

Part Number: CPI-U14135-CA

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Pulley Kit,V-belt,Chevy Small Block,Aluminum,AC,Power Steering w/Aluminum Reservoir,170amp,Gloss black anodize

Part Number: EMS-MS118-30BBA

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Dec 8, 2025 if ordered today

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Pulley Kit, V-Belt, Chevrolet Small Block, Aluminum, Water Pump, A/C, Power Steering, Billet Reservoir, 170 Amp, Gloss Black, Kit

Part Number: EMS-MS118-30BBK

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Accessory Drive Systems, S-Drive Serpentine Pulley Drive Systems, Black, Alternator, Power Steering Pump, A/C Compressor, Chevrolet, Small Block, Kit

Part Number: EMS-MS107-55BBK

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Accessory Drive Systems, S-Drive Serpentine Pulley Drive Systems, Black, Alternator, Power Steering Pump, A/C Compressor, Chevrolet, Small Block, Kit

Part Number: EMS-MS107-55BK

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Pulley Kit, Serpentine, Chevy SmallBlock, Aluminum, AC, Power Steering-Aluminum Res, Machined Finish, 2 box

Part Number: EMS-MS107-55BM

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Dec 8, 2025 if ordered today

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Pulley Kit,8 rib serpentine,Chevy Small Block,Aluminum,AC,Power Steering-No Reservoir,170A,Matte black finish

Part Number: EMS-MS118-10RMB

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Pulley Kit, Serpentine, Chevy Small Block, Aluminum, AC, Power Steering-No Reservoir, Black Anodize, 2 boxes

Part Number: EMS-MS107-55RBA

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 8, 2025 if ordered today

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Pulley Kit,8 rib serpentine,Chevy Small Block,Aluminum,No AC,Power steering-Alum Reservoir,170A, Black anodize

Part Number: EMS-MS118-12BBK

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Pulley Kit,8rib serpentine,Chevy Small Block,Aluminum,No AC,Power Steering-Plastic Reservoir,170A,Gloss black

Part Number: EMS-MS118-12BK

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Pulley Kit, 6 Rib Serpentine, Chevrolet Small Block, Aluminum, Power Steering, Plastic Reservoir, 170 Amp, Gloss Black, Kit

Part Number: EMS-MS118-55BK

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Pulley Kit, 6 Rib Serpentine, Chevrolet Small Block, Power Steering, Remote Reservoir, Aluminum, 170 Amp, Gloss Black, Kit

Part Number: EMS-MS118-57RBK

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Accessory Drive Systems, S-Drive Serpentine Pulley Drive Systems, Black, Alternator, A/C Compressor, Water Pump, Chevrolet, Small Block, Kit

Part Number: EMS-MS107-56BK

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Pulley Kit,8 rib serpentine,Chevy Small Block,Aluminum,AC,Power Steering-No Reservoir,170A,Gloss black finish

Part Number: EMS-MS118-10RBK

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Pulley Kit, Serpentine, Chevy Small Block, Aluminum, AC, Power Steering-Plastic Reservoir, Black Anodize, 2 box

Part Number: EMS-MS107-55BA

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Pulley Kit, Serpentine, Chevy Small Block, Aluminum, AC, Power Steering-Plastic Reservoir, Matte Black, 2 boxes

Part Number: EMS-MS107-55MB

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Estimated Ship Date: Dec 8, 2025 if ordered today

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