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      12-13-2013, 09:22 PM   #64
ixse
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Drives: 2015 boxster s
Join Date: Jan 2013
Location: CA

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Quote:
Originally Posted by solstice View Post
I'm no tuning expert but with a compression ratio of 10.2:1 and stock 18psi I would think the added boost window to run 93 octane with optimum ignition timing is pretty much closed independent on how much more boost the Mitsu blowers can muster. Maybe a tune addict can chime in on this aspect?
my evo ran about 21psi tapering down to 16ish stock.. with added 3port and simple pipings it ran safe 23psi tapering to 19psi all day with added near 50whp. there is always room for improvement on timing, afr, boost. factory always have huge safety margin.
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