Originally Posted by
GARETH T
right the aerospace industry is up in arms, as they have found out that turbine engines give people AIDS. so they have had to revert back to the good old piston engine, now do you think these engineers will be sat round saying "i think that ignition should be backed off a bit more" and "its not at 11.6:1 yet"? lol
Do you think the map on your mini, for example, couldn't be improved (with no other changes to the engine and without increasing boost pressure)?
Of course people don't aim for a specific AFR, they either base it on what there seeing off the EGT guage(s) or on previous experience. This is the 50% opinion that Mark is on about.