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Old 01-21-2013, 01:35 AM   #20 (permalink)
thomason2wheels
wrx4me...
 
Join Date: Jul 2012
Location: goode, va
Posts: 143

no worries - '91 Subaru legacy L
90 day: 31.45 mpg (US)

weevee - '08 suzuki vstrom dl650
90 day: 61.22 mpg (US)

wrx - '09 Subaru wrx sedan
90 day: 29.8 mpg (US)

Big Bright Green Pleasure Machine - '09 kawasaki ninja 250 se

Connie - '09 kawasaki concours
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Quote:
Originally Posted by F8L View Post
Surging doesn't sound normal. Could it be a vacuum or fuel delivery issue?
Sounds like a vacuum issue...is the idle faster than normal, if so that would be what id look for first. You can spray wd 40 around intake gasket flanges with the engine running. If the idle slows and smoothes up, you found your leak
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