The Boss 429 engine was quite successful in NASCAR ... Available For Two Years 499 Boss 429 Mustangs were made in 1970. Only ...

In 1969, Ford introduced a heavily updated Mustang ... 429-cubic-inch (7.0-liter) V8 rated 375 horsepower. The car was created specifically to homologate the said engine for NASCAR racing. The ...

The Ford Mustang Boss 429 is an iconic muscle car, selling for over $400,000 in concours condition. With a powerful 429 cubic ...

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By 1969, the Mustang really bared its fangs, and the Boss 302 (along with the ultrarare Boss 429, built for NASCAR competition) did it best. Produced only for the 1969 and 1970 model years ...

Prices shown are the prices you can expect to pay for a 1970 Ford Mustang 2 Door Fastback (Boss 429) across different levels of condition. Edit options.