Ganey
Well-known member
Thought some of you might be interested in this.
http://www.epa.gov/otaq/12-miles.htm
"1977
Congress amends the Clean Air Act. At the request of automakers, the HC standard is delayed until 1980 and the CO standard until 1981. The NOx standard is delayed until 1981 and is relaxed to 1 gram per mile. "
"1981
New cars meet the amended Clean Air Act standards for the first time. "
http://www.epa.gov/otaq/12-miles.htm
"1977
Congress amends the Clean Air Act. At the request of automakers, the HC standard is delayed until 1980 and the CO standard until 1981. The NOx standard is delayed until 1981 and is relaxed to 1 gram per mile. "
"1981
New cars meet the amended Clean Air Act standards for the first time. "