§ 86.513-2004
Fuel and engine lubricant specifications.
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
Item
Procedure
Value
Distillation Range:
1. Initial boiling point, °C
ASTM D 86-97
23.9—35.0 1
2. 10% point, °C
ASTM D 86-97
48.9—57.2
3. 50% point, °C
ASTM D 86-97
93.3—110.0
4. 90% point, °C
ASTM D 86-97
148.9—162.8
5. End point, °C
ASTM D 86-97
212.8
Hydrocarbon composition:
1. Olefins, volume %
ASTM D 1319-98
10 maximum
2. Aromatics, volume %
ASTM D 1319-98
35 maximum
3. Saturates
ASTM D 1319-98
Remainder
Lead (organic), g/liter
ASTM D 3237
0.013 maximum
Phosphorous, g/liter
ASTM D 3231
0.0013 maximum
Sulfur, weight %
ASTM D 1266
0.008 maximum
Volatility (Reid Vapor Pressure), kPa
ASTM D 323
55.2 to 63.4 1
1 For 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]