CHEVROLET Chevy small block Gen I Engines & Components

Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.800 in. Stroke, 5.850 in. Rods, 2.000 Pin, Internal Balance, Chevy, Small Block, Each

Part Number: CPI-SAK14A-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, 3.800 in. Stroke, 5.850 in. Rods, 2.000 Pin, 400 Main, Internal Balance, Chevy, Small Block, Each

Part Number: CPI-SAK24A-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, 3.562 in. Stroke, 5.850 in. Rods, 1.888 Pin, Internal Balance, Chevy, Small Block, Each

Part Number: CPI-SA619A-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, 4.125 in. Stroke, 6.200 in. Rods, 2.100 Pin, Internal Balance, Chevy, Small Block, Each

Part Number: CPI-SAU11A-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, 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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Crank, 2-piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, 2.100 in. Pin, Chevy, 400, BB Post

Part Number: CPI-SMJ21A-MG

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Crankshaft, Lightweight, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevrolet, Small Block, Each

Part Number: BRO-S0010

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Estimated Ship Date: Dec 1, 2025 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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Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 3.625 in. Stroke, 2.100 in. Pin, Chevy, 350

Part Number: CPI-SAH11A-MG

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Crankshaft, Lightweight, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.875 in. Stroke, Chevrolet, Small Block, Each

Part Number: BRO-S0009

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Estimated Ship Date: Dec 1, 2025 if ordered today

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

Part Number: MCH-21160-07

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Estimated Ship Date: Dec 11, 2025 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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Engine Rotating Assembly, Forged Crank, Forged Aluminum Pistons, H-Beam Rods, Chevy, Small Block, Kit

Part Number: ESP-12501030

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Estimated Ship Date: Nov 17, 2025 if ordered today

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Pulley Kit,V-belt,Chevy Small Block,Aluminum,AC,Power Steering w/Plastic Reservoir,170amp,Matte black finish

Part Number: EMS-MS118-30MB

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Estimated Ship Date: Dec 8, 2025 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, V-belt, Chevy Small Block, Aluminum, AC, Power Steering-No Reservoir, 140amp alt, Black Anodize, 2 boxes

Part Number: EMS-MS107-90RBA

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Estimated Ship Date: Dec 8, 2025 if ordered today

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