1 7/8 header to big on 408
gonna be making my turbo exhaust. are 1 7/8 to big or just right? it's going on a fordstrokers dart 408 9.0.1comp w/ afr 225 58cc and bw480s turbo. looking to make 900+ rwhp through a th400. gonna have dual tial mvs 38mm wastegates, 83lbs, super vic efi, accufab 4 barrel throttlebody and prob a/w under dash intercooler. all this on a aem ems. what size cross pipe should i run 2 1/2'', 3''?
92 white lx notch, FS dart 408, bw s480 turbo, 1&2 th400, super vic, afr 225,csu750, custom 1 7/8 headers, dual tial 38mm wg