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Aug 16, 2005 | 06:56 PM

MustangGT75

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Joined: Jun 2005

Posts: 23

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Quick question

Will putting 89 octane gasoline increase the performace of my 95 gt compared to the 87 octane?

Aug 16, 2005 | 07:02 PM

Quik

6th Gear Member

Joined: Nov 2003

Posts: 5,182

From: Pittsburgh, PA

RE: Quick question

i would bump the timing and run 93 if you can afford the prices

Aug 16, 2005 | 11:48 PM

92hatchLX

6th Gear Member

Joined: Feb 2005

Posts: 8,439

From:

RE: Quick question

It will not increase the performance unless you have higher than stock timing... You're wasting money if your car is all stock.

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