My numbers on the GMS 550's - 441 Hp and 483TQ @ 19.5psi and 14 degrees of timing all mods in profile. AF seemed a little goofy, I ended up at 12:1 A/F but only for the last 1500 rpm of the pull, no detonation and I was on VP105 unleaded race fuel.
Name the tall tt.net member in the lcd screen- hint the guy standing next to him is 5-10 5-11