The Pontiac GTO is often called the first muscle car. It was released in 1964 and was the first mass-produced car to feature a large engine and a performance-oriented design. The GTO was a huge success and is credited with starting the "muscle car" trend.
The Pontiac GTO is often called the first muscle car. It was introduced in 1964 and was based on the mid-size Pontiac Tempest. The GTO featured a powerful V8 engine, which set a new standard for performance cars at the time.