Quote:
Originally Posted by arealinvestor
My .02 is.Running 10 to 1 comp is to much for a cam that has an intake close of 25.The mixture could wind up being over compressed. With that early of a close it cant have much midrange if any at all.Your tuner is absolutely right it has to be turned just right or else it will ping.It also will be hard to start when its warm because there is not enough bleed of compression with that cam.I think that cam for a 103 running 10 to 1 comp is a bad choice.Thats my .02.Then again i do a different style of riding then you do.I like my torque more easily spread out.I like down low/midrange and the torque being carried through until at least 5000-5500rpm.With a close of 25 that 255 cam will have no midrange!!!!!!!!!!!!!!!!! 
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Interesting observation, maybe you should look at my ride report and dyno sheet over here;
http://www.v-twinforum.com/forums/dr...et-baffle.html
This bike pulls like an animal from low to midrange. Falls off after about 5000rpm, right where I rarely take this engine. It's bagger, I just ride the thing and when I pass I want it to get going. And I did it without spending lots of money.
Let me know what you think, and as I said; if I were to do it again I'd put in the compression releases.
Chris