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Message: <blockquote data-quote="modo" data-source="post: 968298" data-attributes="member: 11716">you would want a Si, the SCi is the entry level blower and would need to be spun harder then a Si.methanol injection is the way to go. with a intercooler in a perfect world (would never happen) the best intake air temp you would get is ambient (equal to what it is outside).... now that will never happen due to heat soak and efficiency loss across the intercooler itself. now with meth injection you have the ability to get the intake charge below ambient temperature by playing with the mixture ratio of water vs the methanol. additionally the meth / water mixture also adds octane which comes out to 118-120ish with having just 91-93 in the tank. you will be able to make more power safely but will have to tune for it. just adding meth on top of a blower car will more then likely lose power without a re-tune etc.i've had vortechs for a long time since they pretty much first came out. i have had a a-trim, s-trim, t-trim and now a ysi-trim on my 93. fwiw my car picked up almost 100 rwhp with the addition of the meth vs just straight pump gas. now granted my car is not a average setup but its one example. whoever tunes the car for meth if you chose to do so should tune in a safety factor that as IAT increases timing is pulled / fuel added (forget if you can add fuel based on IAT in a 94-95 computer... might not be able to). that way if you run out or have a pump failure the motor will be fine.</blockquote>