Hello all, looking for some help. I have a 97 Chevy K1500 Suburban w/ a 6" lift. This summer I installed a L31-R crate engine. It has been modified with Chevrolet Performance Hydraulic Roller Camshafts 12677151 (Duration at .050 in. 215/223, Lift .473/.473), Doug Thorley Tri-Y Headers and the...