However , the P6 came with a choice of four different engine sizes whereas P4 buyers had been obliged to choose between just two .
The car also inherited the V4 engine and front - wheel drive configuration which in 1960 had marked out its predecessor as an innovator .
The P6 came with a choice of four different engine sizes whereas P4 buyers had been obliged to choose between just two .
The car also inherited the V4 engine and front - wheel drive configuration which in 1960 had marked out its predecessor as an innovator .