diesel_importer Active member Oct 1, 2012 #21 Runninlean, I think you hit the nail on the head. I was running 108-109 a year ago when I was spinning on every pass. Now that I'm hooking, my et is almost a second better, but mph is the same.
Runninlean, I think you hit the nail on the head. I was running 108-109 a year ago when I was spinning on every pass. Now that I'm hooking, my et is almost a second better, but mph is the same.