40 C.F.R. § 1031.40

Current through September 30, 2024

Section 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·rO^-0.168

(b) [Reserved]

40 C.F.R. § 1031.40

87 FR 72351, 12/23/2022