The Boss 429 and 429 Super Cobra Jet were both vastly underrated for horsepower. But that similarity masked huge differences ...

Perception and reality are often widely disparate things. That couldn't be truer than with the legendary Boss 429 Mustang and the semi-hemi engine for which it was named. It is the darling of the ...

There's Another "Rat" Motor on The Block: Ford's 429/460. Here's How Jack Roush Makes it Run Ford-Tough Jack Roush's main cap support kit for two-bolt-main blocks is far cheaper than converting these ...

Despite winning six straight Manufacturers’ Championships heading into 1969, Ford refused to ease off the gas. So it cooked up the 1969 Mustang Boss 429. Though it never actually raced in NASCAR, the ...

"Ohio George" Montgomery was racing long before the Ford Boss 429 showed up on the scene in 1969. He had raced at Bonneville as early as 1951, but became a legend in drag racing after building a light ...

Introduced in 1964, the Ford Mustang sold more than a half-million units in 1965 and 1966. Sales dropped dramatically toward the end of the golden muscle car era, but Ford still managed to move nearly ...

Sometimes acool performance carwill appear out of nowhere, after an automaker typically discovers that it can build something remarkable using readily available parts from some of its other vehicles ...

From the BMW E30 M3 to the Plymouth Superbird, we’ve all got out favorite homologation cars, machines built to allow automakers to race in competition. The Ford Mustang Boss 429 is one of the most ...