With a suggested price of $3,720, a total of 7,013 were sold. The intake valves were slightly smaller, and cast aluminum valve covers replaced the chrome. The dual exhaust system was redesigned, along with the competition suspension and a standard Hurst shifter. Also Shinoda had called it the "Boss" as an homage to the new President of Ford Semon "Bunkie" Knudson who had brought Shinoda over from GM's Chevrolet Division after Knudson had left.Ĭhanges for the 1970 model year included side " hockey stick" stripes which started along the top of the hood, along with the 1970 grille which replaced the four headlights with two vents in the outside position while retaining dual headlights within the grille opening. The name "Boss" came about when Shinoda was asked what project he was working on, he answered "the boss's car" because the project was a secret. It was one of the first production models with a front spoiler and rear deck wing. A black horizontal rear window shade and a blackout hood were both options. The fake air scoops in the rear quarter panel fenders of the regular production 1969 Mustangs were eliminated on the Boss 302 models. The car featured a reflective "c-stripe". The Boss 302 Mustang was styled by Larry Shinoda, a former GM employee. The much larger engine in the Boss 429 reflects the less restrictive engine displacement limits of NASCAR at the time. (7.0L) engine (to race in NASCAR, instead of Trans Am). The Boss 429 Mustang was born in a similar way, except with the intent of homologating Ford's new "semi-HEMI" 429 C.I.D. This optional engine, and indeed the entire vehicle package, including handling and aerodynamic aids, was made available for the express purpose of meeting the homologation guidelines to compete in the SCCA Trans-Am series, which limited engine displacement to 305 C.I.D. The construction was aided by the two engines sharing a cylinder head bolt pattern, though the Boss 302 heads had to have their coolant passages slightly modified. It differed substantially from regular 302s, with 4-bolt mains, screw in freeze plugs, and heads using a canted valve design being developed for the planned 351 Cleveland (which debuted the following year). Available in the Boss 302 Mustangs of 1969–70, it's a unique Ford small-block engine featuring a thin-wall, high nickel content block casting. The 1969–70 Boss 302 (Hi-Po) engine was created in 1968 for the SCCA's 1969 Trans-Am road racing series. In an effort to improve the Mustang's image, Ford made a 428 Cobra Jet V8, and a Ford Boss 302 engine optional for the 1968 mid-year and 1969 models, respectively. The performance of the Mustang with 289 and 390 engines was not up to the Camaro, with its small block and big block V8. The Camaro was the largest threat to the lead Ford had in the " pony car" field, a market segment largely created by Ford with the introduction of the Mustang in mid-year 1964. The Camaro/Mustang rivalry had begun in 1967 with the introduction of the Chevrolet Camaro by General Motors. It was produced for the Trans Am racing series.įirst generation (1969–1970) 1970 Boss 302 Mustang Boss 302 engine with the shaker hood scoop Ford revived the name for another two year production run in 20. The Mustang Boss 302 is a high-performance variant of the Ford Mustang originally produced by Ford in 19, alongside its more powerful sibling the Boss 429 Mustang.
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