2007 5.9 West Coast Dyno Modifier Joined Jan 14, 2008 Messages 1,927 Aug 31, 2010 #1 Is it possible to get the specs on the primary for the tow twins?? I've done a llittle research and come up with 65.5/73.4/.88 T-4...is this correct and is the T-4 divided or undivided?? Thanks Les
Is it possible to get the specs on the primary for the tow twins?? I've done a llittle research and come up with 65.5/73.4/.88 T-4...is this correct and is the T-4 divided or undivided?? Thanks Les