Engine transplants have been around since time immemorial. After all, if you have an old classic with an outdated powertrain, wouldn’t you want to keep it up to date and give it something that fits more to our times?

Raybestos Garage certainly understands this thought. That’s why they took it upon themselves to take a 1964 Pontiac GTO-R, one of the most iconic American muscles in history, and give it a modern powertrain make-over to the tune of an LSX 454-powered 700-horsepower modern-day maniac. Raybestos and Hot Rod Chassis & Cycle used the frame from the ’64 GTO-R and added a few noteworthy parts, including a GM-sourced LSX crate engine, a Tremec six-speed manual transmission, a Moser 9-inch rear-end, custom fabricated body and suspension, $20,000 Raybestos NASCAR brakes, and a reverse-sweep 180-mph speedometer.[...]