It will most likely hold up,,
,,if,,,, you use methanol injection & a safegaurd.
We have crap 91 octane in Cali,My Syclone goes up to 25 PSI w/a simple Aquamist 1S system a J&S safegaurd.
All stock engine w/cast pistons.
http://www.alcohol-injection.com/universal-stage-1-8.htmlhttp://www.jandssafeguard.com/MBHD