Quote:
Originally Posted by WatchmaN
We've made some dyno test up here in quebec with both and we had 5whp more with 94 on a stock car
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Wow, so that suggests that on 91 this engine is pulling timing a bit to prevent knock/detonation. Interesting. I was wondering if 93 was really required or not but this makes me more inclined to run 94 over 91. Thanks for the info.