Proform Parts

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Shop Proform parts for unbeatable quality. Elevate your ride with precision-engineered, high-performance components. Upgrade confidently for a smoother, powerful drive.

The Proform parts catalog includes items for builders working on Chevy, Ford, Mopar, and universal applications. Options range from pushrods and timing tabs to cooling parts, tools, and dress-up pieces. Many buyers see Northern Auto Parts as one of the best online sources for performance auto parts, especially when they want a practical place to compare Proform auto parts, fitment notes, and current pricing before ordering.

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  • PFM66752 Header Bolts-Black

    Proform

    Part #: 66752

    PFM66752 Header Bolts-Black

    pdm:Applications: Fits GM BB 396-502 exc 348 and 409, Ford 5.0L, SB 289-302-351W, Mopar 413
    pdm:Category: Header Bolts
    pdm:Feature/Benefit: Wedge-Locking Technology Eliminates Constantly Re-Tightening Exhaust Collector Bolts; Blocks Bolt-Loosening Rotation caused by Vehicle Vibrations.
    pdm:part type: Header Bolts
    pdm:line_code: PFM
    pdm:internal_sku: PFM66752
    $37.95
  • PFM66753 Header Bolts-Black

    Proform

    Part #: 66753

    PFM66753 Header Bolts-Black

    pdm:Applications: Fits GM V6, SB 265-400, Buick, Olds, Pontiac 79 and earlier, Mopar BB 383-440 exc 413, AMC V8's w 3/8in bolts
    pdm:Category: Header Bolts
    pdm:Feature/Benefit: Wedge-Locking Technology Eliminates Constantly Re-Tightening Exhaust Collector Bolts; Blocks Bolt-Loosening Rotation caused by Vehicle Vibrations.
    pdm:part type: Header Bolts
    pdm:line_code: PFM
    pdm:internal_sku: PFM66753
    $34.95
  • PFM66754 Locking Header Bolts

    Proform

    Part #: 66754

    PFM66754 Locking Header Bolts

    pdm:Applications: Fits GM LS Engines with 1/4-inch Wide Flange
    pdm:Category: Header Bolts
    pdm:Feature/Benefit: Wedge-Locking Technology Eliminates Constantly Re-Tightening Exhaust Collector Bolts; Blocks Bolt-Loosening Rotation caused by Vehicle Vibrations.
    pdm:part type: Header Bolts
    pdm:line_code: PFM
    pdm:internal_sku: PFM66754
    $34.95
  • PFM66755 Locking Header Bolts

    Proform

    Part #: 66755

    PFM66755 Locking Header Bolts

    pdm:Applications: Fits GM LS Engines with 3/8-inch Wide Flange
    pdm:Category: Header Bolts
    pdm:Feature/Benefit: Wedge-Locking Technology Eliminates Constantly Re-Tightening Exhaust Collector Bolts; Blocks Bolt-Loosening Rotation caused by Vehicle Vibrations.
    pdm:part type: Header Bolts
    pdm:line_code: PFM
    pdm:internal_sku: PFM66755
    $34.95
  • PFM66756 Header Bolts-Black

    Proform

    Part #: 66756

    PFM66756 Header Bolts-Black

    pdm:Applications: Fits GM BB 396-502 exc 348 and 409, Ford 5.0L, SB 289-302-351W, Mopar 413
    pdm:Category: Header Bolts
    pdm:Feature/Benefit: Wedge-Locking Technology Eliminates Constantly Re-Tightening Exhaust Collector Bolts; Blocks Bolt-Loosening Rotation caused by Vehicle Vibrations.
    pdm:part type: Header Bolts
    pdm:line_code: PFM
    pdm:internal_sku: PFM66756
    $37.95
  • PFM66757 Collector Bolts-Blk

    Proform

    Part #: 66757

    PFM66757 Collector Bolts-Blk

    pdm:Category: Collector Bolts
    pdm:Feature/Benefit: Wedge-Locking Technology Eliminates Constantly Re-Tightening Exhaust Collector Bolts; Blocks Bolt-Loosening Rotation caused by Vehicle Vibrations.
    pdm:part type: Collector Bolts
    pdm:line_code: PFM
    pdm:internal_sku: PFM66757
    $26.95
  • PFM66758 Piston Ring Filer

    Proform

    Part #: 66758

    PFM66758 Piston Ring Filer

    pdm:Category: Tools
    pdm:Feature/Benefit: Offers maximum speed and affordability.
    pdm:Tool Type: Piston Ring Filers
    pdm:line_code: PFM
    pdm:internal_sku: PFM66758
    $239.12
  • PFM66759 Piston Ring Filer

    Proform

    Part #: 66759

    PFM66759 Piston Ring Filer

    pdm:Category: Tools
    pdm:Feature/Benefit: Offers maximum speed and affordability.
    pdm:Tool Type: Piston Ring Filers
    pdm:line_code: PFM
    pdm:internal_sku: PFM66759
    $239.12
  • PFM66762 Repl. Grinding Wheel

    Proform

    Part #: 66762

    PFM66762 Repl. Grinding Wheel

    pdm:Category: Repl. Grinding Wheel
    pdm:Feature/Benefit: 120 Grit. Replacement wheel for Electric Ring Filer #66765
    pdm:Tool Type: Piston Ring Filers
    pdm:line_code: PFM
    pdm:internal_sku: PFM66762
    $13.29
  • PFM66764 Spring Compressor

    Proform

    Part #: 66764

    PFM66764 Spring Compressor

    pdm:Category: Spring Compressor
    pdm:Feature/Benefit: Dual Pins for more strength
    pdm:part type: Valve Spring Compressor
    pdm:Tool Type: Valve Spring Compressors
    pdm:line_code: PFM
    pdm:internal_sku: PFM66764
    $248.75
  • PFM66765 Piston Ring Filer

    Proform

    Part #: 66765

    PFM66765 Piston Ring Filer

    pdm:Category: Piston Ring Filer
    pdm:Feature/Benefit: Accurately set end gap with PROFORM's powerful electric ring filing tool.
    pdm:Tool Type: Piston Ring Filers
    pdm:line_code: PFM
    pdm:internal_sku: PFM66765
    $489.22
  • PFM66766 Adj. Ring Compressor

    Proform

    Part #: 66766

    PFM66766 Adj. Ring Compressor

    Engine Make: Proform Parts
    pdm:Category: Adj. Ring Compressor
    pdm:Feature/Benefit: Putting the connecting rod through first, simply place the piston (with rings) into the tapered end of the ring compressor.
    pdm:Tool Type: Piston Ring Compressor Tools
    pdm:internal_sku: PFM66766
    pdm:line_code: PFM
    pdm:Finish: Anodized
    pdm:Material: Aluminum
    pdm:Portable Or Fixed Mount: Portable
    pdm:Minimum Diameter: 4.000 IN
    pdm:Maximum Diameter: 4.090 IN
    $47.66

Find the Right Proform Auto Parts for Your Build

Proform auto parts cover a lot of automotive ground, so the right choice starts with the job in front of you. Some projects need a small replacement part, like a timing tab or hold-down. Other builds call for shop tools, valvetrain parts, radiator components, or engine bay pieces.

Use this Proform parts catalog to compare product details, part numbers, application notes, and specs. Check engine family, year range, dimensions, and included hardware where those details apply. Shop the Proform parts above and choose the components that match your build plan.

Why Buy Vehicle Parts from Northern Auto Parts?

40+ Years Experience


Northern Auto Parts has been providing auto parts for all makes and models for over 40 years. We have everything you need to keep your car, truck, or SUV running in peak condition. For engine builders, Northern Auto Parts is one of the best online sources for kits.

Trusted Source for Name-Brand Parts


Northern Auto Parts is recognized by many as the best online source for rebuild components. We carry a wide variety of name-brand components, so you can find the exact parts you need to repair or replace any part of your vehicle. From engine components to exterior parts, we have a vast selection to choose from.

Competitive Pricing


We are committed to affordability without compromising on quality. Our prices provide the best value for your money, whether you’re an automotive technician or a DIY enthusiast.