Quote:
Originally Posted by steve99
I only had a quick look at the 91 vs 93 tunes but it appeared the only difference was ignition timing advance over about 6000 rpm and about 1 degree pulled out of the 93 tunes to make them 91 tunes its only worth a few hp top end . Probably try the 93 version if your running United Petroleum 100 octane , else i think we will have to run the 91 version on our 98 fuel , its just going to be suck it and see but its easy changes  |
Do you mean this on the right with only 4 values changed in 1 table between 91 and 93...