1943-01-01

INFLUENCE of ENGINE ADJUSTMENT and OCTANE NUMBER on PERFORMANCE of COMMERCIAL ENGINES 430137

GASOLINES of as low as 70 octane number can be used in commercial engines with only slight losses in power and economy, provided proper spark-timing adjustments are made; no major engine changes, such as changes in compression ratios, are necessary.
In order to obtain a complete picture of the relationship between fuel octane number, engine adjustments, and engine performance, the authors carried out a comprehensive investigation.

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