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1. basis for emissions standards? (score: 1): Author: "Scott Gardner" <gardner@lwcomm.com>; Date: Wed, 30 Jul 1997 00:44:27 +0000; How did it come to pass that emissions standards are expressed as relative amounts like % CO or "parts-per-million" HC? I would think that this unfairly punishes small-displacement engines. If I put; /html/mgs/1997-07/msg01759.html (7,482 bytes)
2. Re: basis for emissions standards? (score: 1): Author: MLishego@aol.com; Date: Wed, 30 Jul 1997 10:34:20 -0400 (EDT); I think that my '86 plym**th had something like that. The air pump ran directly into the cat. converter. In theory, this is the same idea, drawing outside air in and pushing it through the exhaust. I; /html/mgs/1997-07/msg01775.html (7,254 bytes)
3. Re: basis for emissions standards? (score: 1): Author: glen.christian@juno.com (glen christian); Date: Wed, 30 Jul 1997 17:00:17 -0500; this is called an "air" system, an acronym for Air Injection Reaction. the manual for my vehical (a chevy citation) explains it's purpose is to inject fresh air into the exhaust ports of each cylinde; /html/mgs/1997-07/msg01813.html (7,946 bytes)
4. Re:basis for emissions standards? (score: 1): Author: "Christopher G. Moog" <cgmoog@worldnet.att.net>; Date: Wed, 30 Jul 1997 06:45:17 -0400; The OEM standards are in grams per mile which is fair for all engine sizes. However in order to make it easy to test vehicles at services stations the periodic inspection and maintenance testing stan; /html/mgs/1997-07/msg01833.html (7,511 bytes)

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