adjusting valves on 1998 civic ex
#1
adjusting valves on 1998 civic ex
i've got a 1998 honda civic with 98thousand miles just did a timing belt and water pump catalytic converter ,first bank o2 sensor ,ran sea foam though trotle and vacum lines to injectors run's real good ,but i've got a problem with emissions test it dosent pass in idle but it passes in 2500 rpm's it also has a dc sport header smog legal but the exhaust is a unknown brand and missing the resonator would this affect it at all.no trouble codes no bad smells just high hydrocarbons at idle ,thank's for you're time
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honvic
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09-02-2011 09:49 PM