Date: Fri, 26 Mar 2004 15:56:02 -0000 From: "Chris" <cbnospamo.com> Subject: Re: Passed emissions!
"MeatballTurbo" <carl.robsonnospamcing-czechs.com> wrote in message news:MPG.1ace37e4a71f7a9898a00cnospam.individual.net... > In article <MPG.1ace2f1e3eca0d74989bf2nospam.individual.de>, > djtaylornospamoot.com says... > > > oh yeah, quite agree. > When my T16 passed the MOT last week the readings where. > CO 0.3 (can have upto 3.5 for my pre CAT 85) > HC 450PPM (can be 1200ppm for older cars). > > Tester was impressed, and said he thought it might be running lean, > other Saab owners have said it might even be a bit rich as with an > uprated FPR boost wound up and bigger injectors their CO was about the > same, and their HC was somwhere in the 200s. Seems too much unburn't > fuel might be making it's way through, although I tend to get between > 27-29 to the gallon as long as I don't hoof it around to much like > holding 3rd until 70 :) Might be a touch lean, should be more like 0.5-1.0% co, should help bring the HC down a tad... But if it runs OK, just leave it....