Be Part of the Ultimate Safety & Compliance Community Trending news, knowledge-building content, and more – all personalized to you!
§205.155 Motorcycle class and manufacturer abbreviation. RegSenseCFR RegulationsEnvironmental Protection Agency (EPA)Mobile Emission SourcesEnvironmentalAir QualityCFR SectionFocus AreaEnglishAir ProgramsUSA
(a) Motorcycles must be grouped into classes determined by separate combinations of the following parameters:(1) Engine type:(i) Gasoline - two stroke.(ii) Gasoline - four stroke.(iii) Gasoline - rotary.(iv) Other.(2) Engine displacement.(3) Engine configuration:(i) Number of cylinders.(ii) Cylinder arrangement (i.e., in line, opposed, etc.).(4) Exhaust system:(i) Muffler: (A) Type, (B) Location, (C) Number.(ii) Expansion chambers: (A) Location, (B) Size.(iii) Spark arrestors.(iv) Other exhaust system components.READ MORESHOW LESS['Air Programs']['Mobile Emission Sources']