File:CFR Engine of Waukesha Motors - used for 'Knock' testing of IC engines.JPG

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Summary

Waukesha Motors developed a variable compression engine that was used to determine the 'knock' rating of the various fuels used to fire internal combustion engines. Photo taken by Thomas Fehring in 2019.

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current21:12, 6 October 2022Thumbnail for version as of 21:12, 6 October 20223,072 × 4,608 (3.41 MB)ThomFehring (talk | contribs)Waukesha Motors developed a variable compression engine that was used to determine the 'knock' rating of the various fuels used to fire internal combustion engines. Photo taken by Thomas Fehring in 2019.

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