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 Code of Federal Regulations (Last Updated: November 8, 2024)
 Title 40 - Protection of Environment
 Chapter I - Environmental Protection Agency
 SubChapter C - Air Programs
 Part 86 - Control of Emissions from New and in-Use Highway Vehicles and Engines
 Subpart F - Emission Regulations for 1978 and Later New Motorcycles; Test Procedures

  § 86.513-2004 - Fuel and engine lubricant specifications.  

Latest version.

  • Link to an amendment published at 80 FR 9104, Feb. 19, 2015.

    Section 86.513-2004 includes text that specifies requirements that differ from §86.513-94. Where a paragraph in §86.513-94 is identical and applicable to §86.513-2004, this may be indicated by specifying the corresponding paragraph and the statement “[Reserved]. For guidance see §86.513-94.” Where a corresponding paragraph of §86.513-94 is not applicable, this is indicated by the statement “[Reserved].”

    (a) Gasoline. (1) Gasoline having the following specifications will be used by the Administrator in exhaust emission testing of gasoline-fueled motorcycles. Gasoline having the following specifications or substantially equivalent specifications approved by the Administrator, shall be used by the manufacturer for emission testing except that the octane specifications do not apply.

    Table 1 of §86.513-2004—Gasoline Test Fuel Specifications

    ItemProcedureValue
    Distillation Range:
    1. Initial boiling point, °CASTM D 86-9723.9—35.01
    2. 10% point, °CASTM D 86-9748.9—57.2
    3. 50% point, °CASTM D 86-9793.3—110.0
    4. 90% point, °CASTM D 86-97148.9—162.8
    5. End point, °CASTM D 86-97212.8
    Hydrocarbon composition:
    1. Olefins, volume %ASTM D 1319-9810 maximum
    2. Aromatics, volume %ASTM D 1319-9835 maximum
    3. SaturatesASTM D 1319-98Remainder
    Lead (organic), g/literASTM D 32370.013 maximum
    Phosphorous, g/literASTM D 32310.0013 maximum
    Sulfur, weight %ASTM D 12660.008 maximum
    Volatility (Reid Vapor Pressure), kPaASTM D 32355.2 to 63.41

    1For testing at altitudes above 1,219 m, the specified volatility range is 52 to 55 kPa and the specified initial boiling point range is (23.9 to 40.6) °C.

    (2) Unleaded gasoline and engine lubricants representative of commercial fuels and engine lubricants which will be generally available through retail outlets shall be used in service accumulation.

    (3) The octane rating of the gasoline used shall be no higher than 4.0 Research octane numbers above the minimum recommended by the manufacturer.

    (4) The Reid Vapor Pressure of the gasoline used shall be characteristic of commercial gasoline fuel during the season in which the service accumulation takes place.

    (b) through (d) [Reserved]. For guidance see §86.513-94.

    [69 FR 2441, Jan. 15, 2004, as amended at 70 FR 40437, July 13, 2005]