The age of turbo engines had begun in endurance racing.
It was also available with a 1.6 turbo engine.
The cylinder head was also different for turbo engines, from naturally aspirated.
Determines how many times the turbo engine boosts up.
The 192bhp turbo engine gives 140mph, 0-60mph in 6.8sec and 38.7mpg.
The 135bhp 1.4-litre turbo engine gives a top speed of 128mph, 0-62mph in 7.9sec and 43.4mpg.
Ultimately, as a result of their success, all F1 teams adopted turbo engines in the 1985 season.
This 323 was old fashioned and front wheel drive, but did feature a turbo engine.
A 2.2 L I4 turbo engine was now an option.
The car was powered by the team's own 1.5 litre straight 4 turbo engine.