• We know engine parts

    Perfit Engine Pro serves engine professionals from three warehouses in Michigan and Ohio. With our live-inventory ordering system coupled with our staff of experienced salespeople and customer service reps, you get the best customer experience possible. If you have a question about a particular part or application, the engine experts at Perfit Engine Pro are ready to help. More >

  • We have the best brands including our own, Engine Pro

    Perfit Engine Pro distributes many of the best-known automotive engine parts brands. As a member of the biggest engine parts distribution network in the country, we also carry the Engine Pro brand line of performance and stock engine parts.
    Engine Pro parts are typically packed with features and are offered at prices that allow engine builders to make a good profit on parts. More >

  • We offer you a choice in engine parts

    Engine Pro maintains long-term partnerships with many popular suppliers so we are able to offer you a wide range of choices in engine parts. More >

  • We support you, the engine professional

    Engine Pro believes that when our customers are strong, we are strong. That’s why we have been long-term supporters of trade groups and associations that represent the engine rebuilding industry. We also support local race tracks and Midwest racing venues. When local tracks and racers do well, you do well.

  • Engine Pro Parts Finder

    Our unique Parts Finder program helps you locate hard-to-find parts by tapping our enormous network of engine parts warehouses.

What's New

Muscle Car Camshaft Profile
New! Engine Pro Cam Bearings

These new cam bearings are in stock and ready to ship! As with all Engine Pro products, these bearings offer you premium quality at affordable prices. And they're available for many popular applications. Download pdf >

Performance Catalog
Engine Pro’s Latest Performance Engine Parts Catalog in digital and print is now available!

Now with 68-pages, 50+ parts categories and 300 new listings. Download the catalog here. Or ask your Engine Pro sales rep for a printed copy.Download pdf >

Pro Spring Chart
Performance Valve Spring Progressive Chart

Performance valve springs are rarely application specific so Engine Pro developed this chart that provides the dimensions to fill the given space in the cylinder head between the spring seat and the spring retainer.
Download pdf >

TECH Resources


Engine Building Calculators

We've assembled our own collection of useful formulas to help make your work go faster and be more accurate. Calculators >


View Our Tech VIdeos

Our library of tech videos from Engine Pro and our suppliers is constantly growing. Check them out!
Tech Videos >

Tech Page Quick Links

Your instant access to hundreds of engine shop tips, tech bulletins, calculators and videos.
Tech Page >

Featured Products

OEM Head Gasket Chart for GM LS & LT Engines

GasketsTo make selecting gaskets for these engines easier, Engine Pro has compiled a head gasket specs chart which lists critical dimensions for each engine. Download pdf >

Pro Adjust
Premium Billet Pro Adjust Timing Set

Here’s a top performing timing set for Chevy, Chevy LS, Chrysler and Ford. Get lots of options and flexibility. Download pdf >

Car Candy


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