Originally Posted by Megacrash

I run a 21-5k

and overall im happy with it but i am finding its not got a lot of top end

its just over 2 gallons old and is still very tight so no complaints there but it did flame out a few times on sunday i put it down to being out of tune and went about re tuning it, then it was fine it has lots of bottom end but top end and run times are lacking at the moment

its in a rc8 with a 16t bell, so maybe a 17t is the way to go

its also got the new novarossi pipe

its also only getting about 7.30 runtimes, i had a speed previously and was getting near 9mins

it was reccomended to me to get a turbo head for it