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Old 11-13-2008, 12:54 PM   #9 (permalink)
Master EcoModder
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Join Date: Apr 2008
Location: Massachusetts
Posts: 409

Eco-Fit - '13 Honda Fit Base
90 day: 37.06 mpg (US)
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Is the gauge glycerin filled? That would stop the majority of the needle fluctuations. Installing a needle valve would probably alter the vacuum reading, something you want as accurate as possible. Anyone here use a Wika vacuum gauge?
American by right
Ecomodder by choice
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