1969 1970 Ford Mustang Boss 429
The Boss 429 (also referred to as the "Boss 9" by enthusiasts) is arguably one among the rarest and most valued muscle cars so far. In total there have been 1358 original Boss 429s created. The origin of the Boss 429 comes concerning as a results of NASCAR . Ford was seeking to develop a Hemi engine that would vie with the noted 426 Hemi from Chrysler in NASCAR 's Sprint Cup Series (then referred to as "Grand National Division"). NASCAR 's homologation rules needed that a minimum of five hundred cars be fitted with this motor and sold-out to the final public. once abundant thought, it had been set by Ford that the pony would be the automobile that will house this new engine. The Boss 429 engine was derived from the Ford 385 engine. It used four bolt mains, a cast steel crank and cast steel connecting rods. The engine featured Al cylinder heads, that had a changed Hemi kind combustion chamber that Ford referred to as "crescent...