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Search: Posts Made By: luda8890
Forum: 5th Gen Honda Prelude 01-16-2016, 01:52 AM
Replies: 9
Views: 1,508
Posted By luda8890
Re: Should I seafoam or not?

Okay. I never saw a year so I asked for the values, but I see you are testing OBD2, so we go a different route. I am assuming your cat code code is "catalyst efficiency below threshold", 99.4% this...
Forum: 5th Gen Honda Prelude 01-14-2016, 01:56 AM
Replies: 9
Views: 1,508
Posted By luda8890
Re: Should I seafoam or not?

Question, you said you are having trouble passing emissions. Where are you located? What is your Hc ppm and Co% both at idle and cruise RPM? This treatment is not a correction for emission faults.
Forum: 5th Gen Honda Prelude 07-29-2015, 12:07 AM
Replies: 9
Views: 1,508
Posted By luda8890
Re: Should I seafoam or not?

I have done the seafoam treatment by pouring some into sparkplug holes+soaking, also addet to intake stream through the pcv, also added it to engine oil, and combined variations of these methods. It...
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