OCTANE NUMBER REQUIREMENT TREADS--PASSENGER CARS IN U.S., 1965-1974

In this review, based on surveys from 1965 through 1974, trends in octane number requirements reflect changes in engine design and exhaust systems to meet the legislated limits on emissions. The average requirement dropped approximately 5.5. Research octane numbers over the ten-year period with the most dramatic drop of approximately 3.0 octane numbers in 1971 when car manufacturers recommended use of 91 octane gasoline.

  • Corporate Authors:

    Society of Automotive Engineers

    400 Commonwealth Drive
    Warrendale, PA  USA  15096
  • Authors:
    • Barnard, D P
    • Rogers Jr, J D
    • Wascher, W L
  • Publication Date: 1975-10

Media Info

  • Pagination: 39 p.

Subject/Index Terms

Filing Info

  • Accession Number: 00133481
  • Record Type: Publication
  • Report/Paper Numbers: SAE #750934
  • Files: TRIS
  • Created Date: Jun 5 1976 12:00AM