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Old 06-24-2010, 03:23 AM   #44 (permalink)
cfg83
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Join Date: Dec 2007
Location: Southern California
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1999 Saturn SW2 - '99 Saturn SW2 Wagon
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cosmic_kid -

Quote:
Originally Posted by cosmic_kid View Post
How much do the wheel covers improve your mileage? How much did the four trays and hardware cost? I'm trying to get an idea of how long it would take to recoup the cost in gas savings if I tried this on my Saturn SL
Good question. I haven't done the aero tests. Instead I cite this :



I am also simplifying/cheapening the connections down to 3 parts and some glue. I will publish the details in another post. The result gets you much closer to a flush mount :



If you have steelies, then you don't have to trim the pans. This cuts down the labor by maybe 75%. I would say that each wheel would cost :

$3 for the serving tray
$1 for truss-head bolts
$1 for some plumbing washers
$1 for special mounting nuts

It's actually less than this, but I am cheating high, so it's less than $6 per wheel.

CarloSW2
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