525.4—Definitions.

Act means the Motor Vehicle Information and Cost Savings Act (Pub. L. 92-513), as amended by the Energy Policy and Conservation Act (Pub. L. 94-163);
Administrator means the Administrator of the National Highway Traffic Safety Administration;
Affected model year means a model year for which an exemption and alternative average fuel economy standard are requested under this part;
Production mix means the number of passenger automobiles, and their percentage of the petitioner's annual total production of passenger automobiles, in each vehicle configuration which a petitioner plans to manufacture in a model year; and
Total drive ratio means the ratio of an automobile's engine rotational speed (in revolutions per minute) to the automobile's forward speed (in miles per hour).

Code of Federal Regulations

(Sec. 301, Pub. L. 94-163, 89 Stat. 871 ( 15 U.S.C. 2002 ); delegation of authority at 41 FR 25015, June 22, 1976; sec. 9, Pub. L. 89-670, 80 Stat. 981 ( 49 U.S.C. 1657 ))
[42 FR 38376, July 28, 1977, as amended at 44 FR 55579, Sept. 27, 1979]