91 cavy 2.2 backfires after 15 minutes of running

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ebritt

05-30-2004, 10:29 PM

I got a 91 rs 2.2 that backfires and sputters after warming up.New head, new crank sensor new and cut the cat converter loose. Any ideas?:smokin:

hackken

05-31-2004, 09:42 AM

Maybe oxygen sensor????

ebritt

06-04-2004, 09:53 PM

will oxygen sensor make it run like crap one minute then fine the next?