Custom Built Performance Crate Engines

Custom Crate Engines by Proformance Unlimited is one of the leaders in the muscle car industry. We build all kinds of hot rods engines that will suit the needs of nearly every car enthusiast. Our dedication to detail in our engine build separates us from the rest. Check out our reviews and take a look at some of our YouTube videos. You will spend hours watching them. All of our crate engines are hand assembled one at a time using only the finest parts available. Every one of our complete turn-key crate engines we build are dyno tested to ensure durability and power output. With these standards we can assure you that you will receive a 100% perfect engine that will stand up to the test of time. People choose to have a crate engine built by us over building their own since we can customize the engine to your desired spec’s and it’s assembled by our highly experienced staff. So the day’s of back and forth trips to the machine shops, trial and errors and expensive mistakes are a thing of the past.


Chevy Crate Engines


Ford Crate Engines


Chrysler Crate Engines


Oldsmobile Crate Engines


Cobra Crate Engines


Pontiac Crate Engines

I would like to take this opportunity to thank you for your interest in Custom Crate Engines and introduce you to our company. As you can see from our photos and videos each engine is built to precision with much pride and care. There is a lot more in technical design than just picking out parts. With so many companies out on the web today to chose from, it’s hard to make a decision. Some may talk a good game and present themselves well, but can they really deliver your dream engine. This statement reminds me of a quote i heard once “Those who can, do. Those who can't, teach”. We dyno test literary 100’s of engine combinations each year and with our skills and knowledge you will know you made the right choice. We personally custom design the proper power plant to match you to your vehicle and its needs. We will be up front and honestly tell you, If your engine selection is right for you and the final application. Doing this ensures that you end up with your dream engine that will stand the test of time. We are most proud of our satisfied customer base. When you purchase an engine from Custom Crate Engines you become part of a growing family and you can be assured you made the right choice. You have my personal guarantee that I will build you a product we both can be proud of.

Thank you,

Doug Mascaritola - President

Reliable Performance Crate Engines

Whether you are presently restoring a timeless classic car, building a cobra kit car or a hot rod muscle car, look no further. All engine packages are assembled with top quality parts. All of our turn-key engines are ran and tested in our own Dyno Room before shipping. We welcome you to come and tour our facility and talk personally with your engine builder so you can be 100% self-assured your dream engine becomes a reality. With the knowledge of our trained staff, we can assist you in choosing the engine package that will work best for your application. Our staff is also available to answer any technical questions you may have before and after your engine arrives. We are most proud of our satisfied customer base. When you purchase an engine from Proformance Unlimited you become part of a growing family and you can be assured you made the right choice. You have our personal guarantee that we will build you a product we all can be proud of.

Big Block Engine

Chevy Big Block Engine

Crate Engine

Ford Crate Engine

Crate Engine

Pontiac Crate Engine

Performance Engine

Chrysler Performance Engine

Street Performance Engine

Oldsmobile Street Performance Engine

Kit Car Engine

Cobra Kit Car Engine

  • Ron

    Hey Steve, We got my Cyclone on the road. I have attached some pictures. The engine is more than I could ever imagine. I’m really proud of it. I’ve now got something I’ve always wanted. Thanks, Ron

    - Ron

  • Dan Bates

    Doug & Steve I want to thank you for building this beautiful power plant for my '67 Camaro. You guy's make dreams come true for people like me. Its been 2 years with my 500hp 383 and I just wanted to show you the heart beat...

    - Dan Bates

  • Mark W. Vaughan

    I just wanted to thank you guys for the great job you did on my motor. I just recently got the car on the road after a 2-year frame off Resto Mod build. The motor starts first crank every time and has insane power... not to...

    - Mark W. Vaughan

  • Serge

    Hey guys this is where the engine you built me ended up, it made a real nice marriage and a lot of guys are asking where I got that superb engine. And I was wondering if the decal you stuck on the valve covers if you had big...

    - Serge

  • Vince Livaditis

    Hi Steve and gang, Just wanted to let you all know that the Chrysler 408 Magnum I purchased off you is still going strong in my Valiant VG Coupe. Drives so nicely on the street and never over heats yet runs a consistent 11.3...

    - Vince Livaditis

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  • Interest Free Layaway Plan

    Interest Free Layaway Plan Payment Options: Our interest Free Layaway Plan allows you to lock in a sale price and take up to two (2) years to pay your engine off Interest free.
$1,500 down locks in your price for 1 one year, then make interest free payments over the next year at your convenience. If you need to go into the second year with payments and the price of the product goes up...

  • Proformance Unlimited Crew

    Proformance Unlimited Crew

    Not many people can say they love going to work. We are family here. We laugh a lot, yell a lot, and laugh a lot more. Our team works together. As a group we get through it. We are each individually important to each other. Steve, back left, is VP of...

  • Don Kingore’s TKO-Equipped 1960 Corvette

    Don Kingore’s TKO-Equipped 1960 Corvette

    Don Kingore had a lifelong dream of owning and cruising an early Corvette. In winter 2019, he began tearing apart and rebuilding this 1960 Corvette in his home garage. He chose a design theme that reminded him of 1960s when early used Corvettes were...

  • Chevy Corvette History

    Chevy Corvette History

    C1 Early Years: 1953 Corvette was introduced with 235cid six-cylinder engine (150hp) and two speed automatic transmission. All 300 first edition Vettes were Polo White roadsters with red interior. Vette plant located in St. Louis, Missouri. 1954 Exterior...

  • Chevy Camaro History

    Chevy Camaro History

    The First Camaro was produced in 1967 Sadly the last model year of the Camaro was 2002, the rumor was that consumers would not buy the Camaro because of the difficulty to see over the front of the hood. Models of the Camaro: LT stands for Luxury...

  • Ford Mustang History

    Ford Mustang History

    Mustang History Highlights: 1962 project code named T-5 Robert S. McNamara credited with concept Lee Iacocca was Ford marketing director Names considered: Cheetah, Puna, Thunderbird II, Cougar, Colt Special Falcon, Torino, and Mustang 100,000...

  • Ford Cobra Engines

    Ford Cobra Engines

    I would like to take this opportunity to introduce you to Custom Crate Engines. We are a full service automotive machine shop ensuring quality craftsmanship specializing in building performance crate engines. Each engine is custom built to individuals...

  • An Engine Builder You Can Trust 24/7

    An Engine Builder You Can Trust 24/7

  • Ford Truck Engines

    Ford Truck Engines

    If You Would Like Your Truck To Have The Torque And Horse Power Like The Big Boy's, You've Found The Right Company. Our Ford truck crate engines offers some of our finest turn-key drop in ready crate engines. Packages from the legendary small blocks...

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