Introduced in 1970, the Chevy 454 — affectionately known as the Rat Motor – was the largest displacement Chevrolet engine to enter the big-block engine showdown of the muscle car era. At 454 cubic ...

Introduced in 1970, the Chevy 454 -- affectionately known as the Rat Motor -- was the largest displacement Chevrolet engine ...

Michael Rasmussen; Massaprqua, NY: I have a 454 big-block from a Chevy truck in my Chevelle. I just purchased the Edelbrock Performer RPM 60459 heads, an 800-cfm carb, and an Air-Gap manifold. I ...

No doubt about it, building a big-block Chevy is a more expensive proposition than one of its small-block kin; however, many favor these engines because their easy power and bountiful cubes deliver ...

If you own a mid '60s Chevy Impala or Caprice, this tech is for you. The engine has to work a little harder on these heavier vehicles. You can compensate with a big-block engine, which will give you ...

Actor, automotive enthusiast, and co-host of the MotorTrend App's newTop Gear America, Dax Shepard is building a Chevrolet 454 SS pickup with a supercharged LT4 engine and six-speed automatic ...

One of the first modern performance trucks, the 454 SS was C1500 turned into a tire-shredding street weapon powered by a big-block V8 that was once available on muscle car legends such as the Chevelle ...