The Mustang itself received a second mid-generation refresh in 1969 ... and the more dramatic front grille, the engine is what made the Boss 429 special and desirable (still to this day).

The 1969 Mustang Boss 429 with its massive V8 engine was a coveted muscle car with enhanced styling and handling. Ford explored a mid-engined design with the rare 1969 Mustang Boss 429 LID ...

For ’72, the 351 V8 got flat pistons and larger combustion chambers to lower compression, but the engine was essentially the ...

It got its first big-block V8 in 1967, while the 428-cubic-inch (7.0-liter) Cobra Jet joined the lineup in mid ... 429 Cobra Jet is widely regarded as the last high-performance first-gen Mustang.

Is this the rarest Boss? An all-aluminum Can-Am 429ci. Tasca Ford owned the street with this car. Bring on Hemis and SS 396 Camaros. As one of six pre-production 1969 Ford Mustang Boss 429s ...

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.

Displacing 429 cubic inches, it was factory rated at 375 ... That seems like a bargain now, but it was basically double what your standard Mustang cost in 1969. With only 850 Sportsroof Boss 429s ...

That so-called first-generation Mustang was built from 1965 (mid-1964 ... really bared its fangs, and the Boss 302 (along with the ultrarare Boss 429, built for NASCAR competition) did it best.

By 1969, the Ford Mustang could be anything from a dressy six-cylinder coupe to a high-powered Boss 429 fastback with a NASCAR-ready V-8 engine shoehorned under its scooped hood. It’s that ...