V6 S197 General Discussion This section is for technical discussions pertaining specifically to the V6 variation of the 2005 and newer Ford Mustang.

just had 18" fanblades put on and gas mileage/accelaration seem to be suffering....

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Old Mar 11, 2007 | 03:05 AM
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Default just had 18" fanblades put on and gas mileage/accelaration seem to be suffering....

is there anyway to offset this? would adding cai/gt muffler counter balance the heavier wheels? i'm open to any suggestions that could help (within a reasonable price range of course).

**or what about this: Ring Gear and Pinion Gear 3.73/4.10 for 7.5in........?
would this help with the extra weight?
Old Mar 11, 2007 | 03:35 PM
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Default RE: just had 18" fanblades put on and gas mileage/accelaration seem to be suffering....

anybody?
Old Mar 11, 2007 | 06:03 PM
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Default RE: just had 18" fanblades put on and gas mileage/accelaration seem to be suffering....

What size tire? The setting in your computer might be off.
Old Mar 11, 2007 | 07:41 PM
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Default RE: just had 18" fanblades put on and gas mileage/accelaration seem to be suffering....

they're simply the bf goodrich g-force tires that come from the factory with the blades.
Old Mar 12, 2007 | 03:53 AM
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Default RE: just had 18" fanblades put on and gas mileage/accelaration seem to be suffering....

sorry man not to much you can really do...maybe a get a better tune...but thats the price of larger rims and tires...
Old Mar 12, 2007 | 04:23 AM
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Default RE: just had 18" fanblades put on and gas mileage/accelaration seem to be suffering....

My times did not suffer when i changed from 17 to the 18 inch fanblades. I was running 14.6 and after the headers and fanblades ran 14.5. Headers dont add much if any HP so the 18 inch didnt hurt much.....maybe its all in your head...did you run the car before and after on the track? The heavier weight of the wheels will hurt a bit but not enough that you would actually notice.
Old Mar 12, 2007 | 04:22 PM
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Default RE: just had 18" fanblades put on and gas mileage/accelaration seem to be suffering....

no i never ran it on the track, it just feels sluggish to me. i'm more worried about the gas mileage. i suppose there's nothing i can do about that as well?
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