One of only five examples known to exist in this color combo, this 1970 Ford Mustang Boss 429 sold for over $600,000, setting ...

The transmission is a four-speed manual, and there's a limited-slip rear differential out back. The Boss 429 was sold for two model years only, 1969 and 1970. It was built to fulfill NASCAR's rules on ...

The Boss 429 Mustang is all V-8 and no apologies. Only 850 fastbacks were made for the 1969 model year. This example looks to be in fantastic shape and boasts a great color combination. If the first ...

Well, the simplest place to start is that Ford made just 859 Boss 429 Mustangs for 1969 to homologate the engine for use in NASCAR (which it dominated). A Boss 429 in decent shape typically runs ...

Few rivalries in American automotive history are as storied and intense as that between Ford's Boss 429 and Chrysler's 426 Hemi engines. National Security Agency chief and deputy director ...

The Boss 429 and 429 Super Cobra Jet V8 engines rank as some of the most powerful engines ever put in the Ford Mustang. In fact, if we limit our discussion to first-gen Mustangs, these engines ...

Muscle cars lived for fast quarter miles. As they rumbled through the volatile 70s, they were chasing the Boss Mustang, particularly this one.

The well-documented characteristics of the mighty 429-cubic-inch powerplant lurking under the hood of the Mustang Boss 429 do not need another deep dive. A quick synopsis should suffice before ...

Ford developed two homologation specials in 1969, the Boss 302 and the Boss 429. The former was created for the SCCA Trans-Am series, where the Mustang was battling for track glory with the ...

Ford used the vehicle to test out its 429 semi-hemispherical NASCAR engine and just 1359 examples of the car were built during its two years of production. Fifty years later, Boss 429s are hard to ...