The 1965 Ford Mustang Fastback, part of the first generation of Mustangs, is a classic American muscle car. Here are some of its key features: Design: The Fastback model features a distinctive sloping rear roofline that transitions smoothly into the rear deck, giving it a sporty and aerodynamic appearance. Engine Options: 170 cubic inch (2.8L) Inline-Six: Approximately 101 horsepower. 260 cubic inch (4.3L) V8: About 164 horsepower. 289 cubic inch (4.7L) V8: The standard version produced around 2