Ventura II production ran from 1971 to 1977. The "II" suffix was dropped after 1972, and the Phoenix name replaced Ventura in 1978. Engine offerings for the abbreviated 1971 model year included a 250 cu in. six cylinderor 307 cu in., only the 307 was available for the Sprint option in '71. For 1972, a Pontiac-built 350 cu in. V8 with two-barrel carburetorwas added to the option list and became the base V8 for 1973 and 1974. Transmission offerings consisted of a standard column-shift three-speed manual with options including a four-speed manual, two-speed automatic (with six-cylinder) or three-speed Turbo Hydra-Matic automatic (with V8s). The 1973 six-cylinder Ventura was the last Pontiac model to offer the two-speed automatic, a badge-engineered Chevrolet Powerglide, which was dropped completely from all GM cars and trucks after this model year in favor of the Turbo Hydra-Matic