Reliable, Custom Built Crate Engines Current Engine Deal *Chevy 383 with 400hp $6,200     Performance Crate Engines That Make Power   Ken, FL:  "Your engines ROCK"          Doug, AL: "The work you guys do really looks awesome"          Garrett, TX: "Your shop is one bad mother..."          Scott, Australia: "G'day guys, I absolutely love the engines you guys are building"          Derek, ON:  "I came across this site and it's excellent, you guys do great work."           Dan, FL: "Always impressed by y'alls work and craftsmanship!"          Shawn, ON:  "You guys don't mess around down there, that's what I need."          Billy, LA:  "You guys are definetly the ones to buy from."          Floyd, IL:  "I have looked all over for a replacement engine for my car, yours are truly the best."          Jason, NV:  "I really like what you have to offer."          Craig, CA:  "Your site is the only one so far with reasonable pricing for a complete turn key engine."          Steve, WI:  "....the customers interest seems to be the forefront of your company, and that really stuck out to me."          Cameron, NC:  "Heard nothing but good reviews about  you guys."           Sean, CA: "I love coming to your site and listening to the engines run."          William, WY: "Your crate engines are amazing."          Hello and Welcome: I would like to take this opportunity to thank you for your interest in Proformance Unlimited and introduce you to my company. As you can see from our photos and videos each engine is built to precision with much pride and care. All engine packages are assembled with top quality parts. Completed engines are run and tested in our own Dyno Room before shipping. With the knowledge of my trained staff, we can assist you in choosing the engine package that will work best for your application. My staff is also available to answer any technical questions you may have before and after your engine arrives. I am 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 my personal guarantee that I will build you a product we both can be proud of. Thank you, Doug Mascaritola President Read Our Customer Reviews, Join Our Face Book Page, Watch Our  Engine Video's, And You Decide Who The Crate Engine Leader Is! "Great Engines Come From Great Tech Support" Owner Builds And Designs All Engines. And Doing So For Over 30 Years!    Make Sure You Ask About Our Weekly Engine Deals.     Yes We Ship Anywhere World Wide!     Don't Buy An Engine That Has Not Been Broken In By The Builder! Each Of Our Engines Are Live Run Tested Before Shipping! So You Can Ensure A Smooth Hassle Free Installation!    We Are An A+ Rated Company With The BBB.      Our Fully Dressed Crate Engines Come With A 2 Year Unlimited Mileage Warranty!     Cobra Kit Car Builders. Looking For An Engine? Well You've Found The Right Place.       If You Like The Looks And Sounds Of Our Engines Wait Till You Drive One!      Building A Rock Crawler! Did You Know That We Are The Power Behind Lovell Rock Racing.     An Engine Builder You Can Trust 24/7.     All You Sailors We Build Pleasure And Race Marine Engines!    We Have Not Forgotten Our Armed Service Men And Women. We Offer A Military Discount.      We Build The Best Crate Engine Out There On The Market Dollar For Dollar 331 Ford Stroker 375HP 427W Ford Stroker 525HP  454 Big Block 475HP Dyno 383 SBC Stroker 400HP  Building Your Dream And Ours One Engine At A Time.         **Proformance Unlimited Protects Your Engine Investment By Using Roller Camshafts On All Of Our Engine Packages**   If you are presently restoring a timeless classic car, building a cobra kit car or even a hot rod muscle car, look no further. Experience the adrenaline ride with a custom crate engine built by Proformance Unlimited. Here at Proformance Unlimited the quality of our crate engines are 2nd to none. Our goal is to custom build you a show car quality horsepower engine of your dreams. When we tell you we custom build your performance engine from start to finish, it’s a promise we stand behind. Our performance engines are custom designed and built to withstand the everyday abuse and run with the big boys at the track. All our machine work is performed in-house by long term experienced and highly skilled machinist. 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. All our turn-key crate engines are “street smart, track tough”. With a two year unlimited mileage warranty and equally important our customer service does not end at the sale of your engine. Our staff is committed to providing you with any technical support questions you may have. We look forward to speaking with you. .       Big Block Chevy Ford Crate Engine Pontiac Crate Engines High Performance Engine Ford Stroker Engines Custom Built Pontiac Crate Engines       Chrysler Performance Engine Olds Street Performance Engines Cobra Kit Car Engines Chrysler Stroker Motors 442 Oldsmobile Rocket Engine Webber Stack Induction Engines Crate Engine Video Gallery 418w With Weber 48mm Stack Induction YouTube  Video 461 Pontiac Stroker 475HP  YouTube  Video Chrysler 408 Stroker Engine YouTube   Video 418w Stroker Engine w/Webber 48mm IDA Stacks Windows Media Video 347 Ford NOS Stroker Engine YouTube  Video Turbo Charged 461Pontiac Stroker Engine Windows Media Video Supercharged 383 Stroker 700HP+ Engine YouTube  Video Ford 418w Stroker 500HP Engine YouTube  Video 461 Pontiac Stroker Engine YouTube  Video Chevy 350 425HP With Dual Quads YouTube    Video Ford 351w 420HP Windows Media Video Chevy 383 Stroker 475HP Engine Windows Media Video Ford 302 380HP Engine Windows Media Video You've Got To Check Out This Awesome 350 Oldsmobile Engine Windows Media Video Proformance Unlimited's 84 El Camino 383 - 510+HP Windows Media Video Vincent Ventorino 69 Mustang 351w - 420HP Windows Media Video Bob Hertlang 69 Camaro Chevy 350 - 420HP Windows Media Video Just Another One Of Our Creations 87 Iroc Windows Media   Video Tom Lucid's 57 Chevy Crate Engine Featuring Dual Quads Windows Media Video Take A Ride With Paul In This Awesome 71 Corvette Windows Media   Video Take A Look At Paul Doing Some Victory Donuts In Another One Of Our Project Cars Windows Media Video Check Out This Customer Expression After We Install On Of Our 302 380HP Engine Into His 69 Mustang Windows Media Video Compare Our 347 Ford Stroker Engine To Our Competitors "There's No Comparison" Windows Media   Video 67 Oldsmobile Cutlass We Built A 350 400HP Engine For Windows Media   Video 65 Mustang Convertible We Recently Install A 347 425HP Engine Windows Media   Video '68 Pontiac GTO Customer Video http://www.youtube.com/watch?v=FpM20Voo790    Price Quote Crate Engines Reviews About Us Contact Us EZ Lay-A-Way Plan Links Engine Photo Gallery Order Online Shipping Shop And Compare Customer Car Photo Gallery Site Map Video Gallery Classic And Antique Chevy Crate Engines Ford Crate Engines Pontiac Crate Engines Oldsmobile Crate Engines Chrysler  Engines Chevy Truck Crate Engines Ford Truck Engines Cobra Crate Engines Chevy EFI Engines Ford EFI Engines Check Out Our Other Web Sites: www.customcrateengines.com www.chevystreetperformance.com www.kit-car-engines.com www.mustang-engines.com www.corvette-engines.com www.guaranteedhorsepower.com www.americanmusclecarengines.com www.chevycrateengines.biz    1-800-267-3940  Updated 12/15/2011 Copyright © 2011 Pro-formance Unlimited Inc. Web Authoring by Oger's Web Design PROFORMANCE UNLIMITED INC. RESERVES THE RIGHT TO MAKE CHANGES IN DESIGN OR TO MAKE ADDITIONS TO OR IMPROVEMENTS UPON ANY OF ITS PRODUCTS AT ANY TIME WITHOUT INCURRING ANY OBLIGATION WHATSOEVER TO INSTALL THE SAME OR IMPROVEMENT UPON PRODUCTS PREVIOUSLY MANUFACTURED. OCCASIONALLY DEPENDING ON AVAILABILITY, PARTS MAY BE SUBSTITUTED THAT WILL NOT EFFECT PRICE, PERFORMANCE, APPEARANCE OR QUALITY OF THE PRODUCT. *Engine shown with optional upgrades