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Old 06-17-2010, 12:38 PM   #6570
wbt
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Drives: 2010 Challenger R/T;2011 Mustang GT
Join Date: Jan 2010
Location: Texas
Posts: 2,105
Quote:
Originally Posted by KungFuHamster View Post
awesome. this is what i think everyone is looking for....true apples to apples comparisons.

also, i think the GT is meant to be run on 87 octane (like the "old" 3valves) which is why the dealer would add it to the car. but like you said, it should pick up a few hp with the 93.

im looking forward to seeing what you guys come out with!
11:1 compression ratio on the Mustang would equal 93 octane recommended. The 4.6 had a much lower CR hence the 87 recommended.

Both the Camaro and Mustang will run on 87, just not going to get optimal power as timing is retarded.
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