Quote:
Originally Posted by ryridesmotox
True but I'm not really talking about a $25k drag motor... I still want this to work on the street
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My very next sentence referenced the new Mazda Skyactiv engine running 14.0:1 static CR, which is definitely
not an expensive engine.
The point being; 12.5:1 isn't anything new or special for 2013 model year.