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Compression Ratio and Octane Ratings: What You Need to Know

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  • Arman, Mike. Author of numerous technical manuals on engines and FAA Advanced Ground School Instructor. Personal correspondence. Dec. 13, 2011.
  • Federal Trade Commission. "The Low-Down on High Octane Gasoline," brochure. Oct., 2003 (Dec. 15, 2011).
  • Nielsen, John. Director of Approved Auto Repair at AAA. Personal correspondence. Dec. 16, 2011.
  • Porter, Reid. Spokesperson for American Petroleum Institute. Personal correspondence. Dec. 15, 2011.