The document discusses four classic American muscle cars from the 1960s-1970s: the Plymouth Barracuda (1970-1974), Chevrolet Camaro SS (1967), Ford Mustang (1965), and Dodge Charger R/T. It provides details on the horsepower and engines of each model, noting they were rivals and comparing their power and performance. The Plymouth Barracuda had 330 hp, the Camaro SS also had 330 hp, the Mustang was one of the most powerful and economical sports Fords, and the Dodge Charger R/T had a powerful 426 Hemi V8 engine with 425 horsepower, making it the most potent compared to its rivals.

1. Plymount Barracuda
Tercera Generación
Manufactured by Chrysler from 1970 to 1974 and
designed by John E. Herlizt the barracuda was the most
powerful sports car.The plymount had 330 hp. Its
rivals were the chevy camaro ss,ford mustang and the
dodge charger.

2. Chevy Camaro SS
The chevy camaro ss, 1967 had 330 hp sport coupe
was the most powerful and most economical
chevrolet, their rivals were the Ford Mustang,Dodge
Charger and plymount barracuda.

3. Ford Mustang
The ford mustang, 1965 was one of the most powerful and
economical sports ford. The first Mustang that came out of the
commercial production line was the Wimbledon White
convertible with a V8 engine. In 1965 Shelby GT350 is
presented with 289-cid V8 engine and 306 horsepower. Mustang
saleswere more than one million in March of that year.

4. Dodge Charger R/T
The Dodge Charger R / T was an American
automobile produced by the Dodge division of
Chrysler. He had a powerful 426 Hemi V8 engine
with 425 horsepower. It was the most potent with
respect to their rivals the Ford Mustang, the Chevy
Camaro SS and plymount barracuda.