§ 1031.40 - Turboprop engines.  


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  • § 1031.40 Turboprop engines.

    The following standards apply to turboprop engines with rated output at or above 1,000 kW:

    (a) Smoke. Engines of a type or model for which the date of manufacture of the individual engine is on or after January 1, 1984, may not have a characteristic level for smoke number exceeding the following value:

    SN = 187·rO0.168

    (b) [Reserved]