Extec C12 cone crusher | Heavy Equipment Forums
If you were to install a 3306 or c-9 you will have to deal with nearly a foot of extra length. So extec built lots of there c-12's using c9's. If you want to go full mechanical engine go with a 3306 turboed and after cooled truck engine. The truck engine will have the horsepower you need. Seems like the 980c or the d7h has this motor also ...