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HC's TOO HIGH @ 1800RPM WON'T PASS EMISSIONS HELP!!!!!! 700 1990

posted by  copernicus on  Thu Sep 4 14:01 CST 2003
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last visit: Sun Dec 2 05:25 CST 2007
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my 740 ti with 150000kms, got more than double the allowed limit by ontario standards . at idle it pass with flying colors ,but at 1800rpm even the NO's where high just enougth to pass, i changed the o2 sensor, spark plugs .but did not change it all , i can see black smoke around the tail pipe , What shoud i do !!!!!TO ALL THE GURUS !!!!!
please HELP!!!!






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New HC's TOO HIGH @ 1800RPM WON'T PASS EMISSIONS HELP!!!!!! [700][1990]
posted by  copernicus  on Thu Sep 4 14:01 CST 2003 >


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