Formula 1 stopped using V12 engines after the 1995 season, when the Ferrari 412 T2 was the last car to race with one. The V12 was officially banned, along with any other non-V10 layouts, by a rule ...
"There are no bad ideas in a brainstorm," they say. Only slightly lesser well known is, "if there's a four stroke piston engine that's not a radial, Formula 1's tried it." There have been inline fours ...