I've seen people have some problems trying to tune the air strikers..... If possible i'd stay with the original pwks.
If you know where to look and are patient.. you can pick up a set for cheap.
I ran them in my Duncan motor awhile back.. N6YC is what I was using.. NGK are a lil more money but there everywhere and worth the price. I always had trouble with the champion plugs threading in, They never quite felt right...
The big bore sleeve will not get you anymore power.. By increasing the bore they're further choke down the tranfers.. Best bet would be a good port job. Or.. If you go with the big bore sleeves.. the trasfers need to be welded and ported to make and real gains. But it gets a bit pricey when you have to weld stuff up.
If you had these parts to begin with... why not send them out in the first place instead of the ones that were all beat to hell????? :geek: (wich he specifically asked you about and you told him they were fine)
How do you "forget" you had it....???
Time to grow up... He asked a simple question. Either answer it.. or dont.. Its a pretty simple concept.
Alot of faster bikes here then yours too.. No need to bash on people jsut because you didn't like his story.
I just bought a RK mxz3 chain... I used EK SRX chains last year no problems..
carrier alignment and sprocket wear also play a huge roll in a chains life.. If one or the other is off.. its a time bomb..