At 12:00 AM 8/20/00, Bruce Plecan wrote: >What range of AFR is really used in a common EFI engine >I'd think 15.5:1 to 11.5:1 would have to cover the practical limit, >yes-no?.. >For conventional engines. >Bruce I would say go up to 16.5 or 17 to 1---this lean is useful for lean cruise. Otherwise fine. Greg