Quote Originally Posted by MainFrame View Post
Yea.. but the butt dyno doesn't tell you you're burning valves or stressing the #4 ringland until it fails and the motor is trash.


I would at least data log it to be sure you're not damaging anything. e20 is about as far as I would feel comfortable without a specific tune, but only if my data logs checked out good.
Yeah im a little worried about it, but im only doing iit this once and hopefully I can get tuned this winter.