Ha Ha excellent! :lol: :lol: :lol: :lol:
all that to stop getting fat :?phil said:I looked into this
basically if you potter round at 1-2Krpm then a 80odd RON is best
if you drive on the limit all the time a higher RON (90+)is better
must be why they get an extra 10Hp on testing on rollers probably ragging them!
phil