Quote:
Originally Posted by DJ Brett B
Also probably makes a difference if your pump gas is 91 vs. 93.... there is only so much boost you can run on 91 vs. 93 so I went higher meth content than water which meant instead of running 22psi I now run 28.5... the ratio I mentioned was recommended by the tuner @Cobb, but I am at a high altitude/91 octane, so different factors
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Very good point! I am starting with BP93 as a base fuel. I actually tried running the car at 28psi on straight pump (peak) and it didn't really make much more torque but it was safe and didn't knock. Definitely I would go with a 75/25 mix if I wanted more octane in the mix.