In 1964, got the bright idea to drop the Pontiac 389 cubic inch V-8 into the mid-size Tempest, thus was born the Pontiac G.T.O. which is often credited as the first muscle car.
In 1964, got the bright idea to drop the Pontiac 389 cubic inch V-8 into the mid-size Tempest, thus was born the Pontiac G.T.O. which is often credited as the first muscle car.