hi ya,thats a cool fd you have, are you mates with re sinclair,or you are him,these yanks are pretty on to it as far as fds go,im trying to get a reply from howard as well about his set up specs,we do a lot of track days up here in the north island at hampton downs and pukekohe track and love it,im still running twins untill she blows then will go single,i got a quote from green brothers for a rebuild etc and they said about 15 grand,so im hopeing the engine holds up untill i can get the coin together then will probly get a crate engine and run with out porting, maybe,cheers,les....