Code of Federal Regulations (Last Updated: November 8, 2024) |
Title 40 - Protection of Environment |
Chapter I - Environmental Protection Agency |
SubChapter G - Noise Abatement Programs |
Part 205 - Transportation Equipment Noise Emission Controls |
Subpart D - Motorcycles |
§ 205.157-3 - Configuration identification.
Latest version.
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§ 205.157-3 Configuration identification.
(a) A separate vehicle configuration shall be determined by each combination of the following parameters:
(1) Exhaust system (engine):
(i) Mufflers;
(ii) expansion chambers;
(iii) spark arrestors; and
(iv) other exhaust system components.
(2) Air induction system (engine):
(i) Intake muffler;
(ii) intake ducting; and
(iii) air cleaner element.
(3) Vehicle drive train:
(i) Chain; and
(ii) shaft.
(4) Transmission gear ratio:
(i) Standard transmission; and
(ii) automatic transmission.
(5) Cooling system configuration:
(i) Natural air cooled;
(ii) liquid cooled; and
(iii) forced air cooled.
(6) Category parameters listed in § 205.157-2.
(b) [Reserved]