Quote Originally Posted by ralmo94 View Post
That's how it's labeled in the xdf I have. It's transmission revolutions per mile

TOS is trans output shaft
got it, I was using universal patcher thats why ! ill look into those table in the morning, definatly a lot of data to digest. Realy apreciate you helping me out. Just blew my 350 on my k2500 and getting this van running was my only option to have something running again. tyvm