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Reply With QuoteYou'll never pass a sniffer test with no cats. A single high-flow cat should do it anyway as long as it's nice and hot.
This is a discussion on Pass smog running lean? within the General Maintenance, Troubleshooting & Accidents. forums, part of the Tech & Modifying & General Repairs category; this is mearly an idea, being that am only a novice in car knowledge. Everyone is so worried about passing ...
this is mearly an idea, being that am only a novice in car knowledge.
Everyone is so worried about passing smog without cats, well, i had an idea.
What if you had some kind Air Fuel Controller like the Apexi, ETC. When smog check time came around, could you program your car to run extra extra lean in order to pass?? I dont know the possible engine or performance consequences of doing this;
like I said im not a car buff. What do you guys think??
This should be interesting....
Last edited by LagunaRex; 10-29-2002 at 11:55 AM.
You'll never pass a sniffer test with no cats. A single high-flow cat should do it anyway as long as it's nice and hot.
"Inasmuch as ye have done it to one of the least of these my brethren, ye have done it to me." -Jesus
1990 Alfa Romeo Spider Veloce
1992 Toyota 4Runner SR5 3.Slow
1993 Honda CBR600F2
2002 WRX SportWagon *sold*
No, If you run too lean, the CO level will go up. Too rich, HC goes up.
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