Hi im thinking of the IG map Mod 3.deg 3 sounds very conservitive, I would of thought 5 at max advance givin that we can get 98ron where I live . The bonnie I have its T100 07 ive got, Stayintune pipes, snorkel removed, 130 mains, 45 pilots. 020" needle shims, idle screws 2.5 ? I get 47 imp mpg. a few more ponys after 4.000rpm would be nice.