CHEVROLET 5.3L/327 Proform Parts Parts and Accessories

Harmonic Balancer Cover, Aluminum, Black, 8 in. Diameter, Degree Markings, Chevy, Small Block, Each

Part Number: PRO-141-728

4.75 out of 5 stars ( 8 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Valve Covers, Steel, Shark Gray, Chevrolet Bowtie Logo, Chevy, Small Block, Pair

Part Number: PRO-141-881

Not Yet Reviewed

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Water Pump Motor, Electric Water Pump, pn. 66225, Blue Powdercoated, Each

Part Number: PRO-66226B

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Harmonic Balancer, Internal Balance, Nodular Iron, Natural, 8.0 in. Dia., Avanti, GM, Chevy, Small Block, Each

Part Number: PRO-66511

3.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Water Pump, Electric, 35 gpm, Die-Cast Aluminum, Chrome, Chevy, Small Block, Each

Part Number: PRO-66225C

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Distributor, HEI, Vacuum, Mechanical Advance, Coil, Melonized Steel Gear, Yellow Cap, GM Licensed, Chevy, V8, Each

Part Number: PRO-141-681

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Ignition Wire Loom/Separator, Bowtie, Steel/Nylon, Chrome/Black, 7-8mm, Chevy, Pair

Part Number: PRO-141-636

4.5 out of 5 stars ( 8 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Exhaust Gaskets, Header, Aluminum, Square Port, Chevy, Small Block, Pair

Part Number: PRO-67921

4.36 out of 5 stars ( 11 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Valve Covers, Tall, Die-Cast Aluminum, Orange Powdercoated, Bowtie Emblem, Chevy, Small Block, Pair

Part Number: PRO-141-120

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Water Neck, Aluminum, Chrome, 15 Degree, Chevy, Big/Small Block, Each

Part Number: PRO-141-501

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Valve Covers, Slant-Edge, Tall, Perimeter Bolt Mounting Style, Blue, Bowtie Emblem, Chevy, Small Block, Pair

Part Number: PRO-141-932

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Alternator, Polished, V-Belt, 50 Amp, Nippondenso, 1-Wire, Each

Part Number: PRO-66433

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Rocker Arms, Super-Street, Stud Mount, Full Roller, Aluminum, 1.5/1.6 Ratio, Fits 3/8 in. Stud, Chevy, Small Block, Set of 16

Part Number: PRO-66920C

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Radiators, Slim-Fit Radiator Systems, Downflow, Aluminum, Natural, Single Fan, Aluminum Shroud, Chevy, Chrysler, Dodge, Plymouth, Kit

Part Number: PRO-69696-1

3.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Water Neck, Aluminum, Chrome Plated, Straight Up, Chevy, Big/Small Block/V6, Each

Part Number: PRO-66207

4.5 out of 5 stars ( 8 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Valve Cover Gaskets, Cork/Rubber with Steel Core, Chevy, Small Block, Pair

Part Number: PRO-66001

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Rocker Arm Stud Girdle, Aluminum, 3/8 in.-24 Thread, Chevy, Small Block, Kit

Part Number: PRO-66950

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Dipstick with Tube, Engine, Steel, Chrome, Chevy, Small Block, Each

Part Number: PRO-141-550

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Distributor, HEI, New, Magnetic Pickup, Mechanical, Vacuum Advance, Blue Cap, Coil, Chevy, Big/Small, Each

Part Number: PRO-66941B

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Water Pump, Electric, 35 gpm, Aluminum, Natural, Chevy, Small Block, Each

Part Number: PRO-141-650

Not Yet Reviewed

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Distributor, Magnetic Pickup, Mechanical, Vacuum Advance, Red Cap, Chevy, Big/Small Block, Each

Part Number: PRO-66940R

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Pushrods, Chromoly, 5/16 in. Diameter, Stock Length +.100 in., Chevy, Small Block, Set of 16

Part Number: PRO-66892C

1.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Water Neck, Aluminum, Chrome Plated, O-Ring, 90 Degree, Chevy, Big, Small Block, Each

Part Number: PRO-66210

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

Radiators, Slim-Fit Radiator Systems, Crossflow, Aluminum, Transmission Cooler, Single Fan, Aluminum Shroud, Engine Swap, Chevy, GMC, Small Block, Kit

Part Number: PRO-696502

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Timing Pointer, Steel, Chrome, 8 in. Balancer, Chevy, Small Block, Each

Part Number: PRO-66121

2.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air