Code of Federal Regulations (Last Updated: November 8, 2024) |
Title 40 - Protection of Environment |
Chapter I - Environmental Protection Agency |
SubChapter C - Air Programs |
Part 91 - Control of Emissions from Marine Spark-Ignition Engines |
Subpart E - Gaseous Exhaust Test Procedures |
§ 91.417 - Fuel flow measurement specifications.
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§ 91.417 Fuel flow measurement specifications.
(a) Fuel flow measurement is required only for raw testing but is allowed for dilute testing.
(b) The fuel flow rate measurement instrument must have a minimum accuracy of ±2 percent of full-scale flow rate for each measurement range used.