So on sunday my me my dad and his freind dave were all talking about the
motors. An when were talking about 7.3 an then 6.4 and then the 6.0 and he said that his f550 has twin turbos then i was like then it a 6.4 and he said no. i was like are you shure and he was like i yeah buy parts for it. So what do you guys think about this i am so
