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§ 86.113-04 Fuel specifications.
This section includes text that specifies requirements that differ from § 86.113–94. Where a paragraph in § 86.113–94 is identical and applicable to this section, this will be indicated by specifying the corresponding paragraph and the statement “[Reserved]. For guidance see § 86.113–94.”.
(a) Gasoline fuel. (1) Gasoline meeting the following specifications, or substantially equivalent specifications approved by the Administrator, must be used for exhaust and evaporative testing:
Table 1 to § 86.113–04—Test Fuel Specifications for Gasoline Without Ethanol
Item | Regular | Reference procedure 1 |
---|---|---|
Research octane, Minimum 2 | 93 | ASTM D2699 |
Octane sensitivity 2 | 7.5 | ASTM D2700 |
Distillation Range ( °F): | ||
Evaporated initial boiling point 3 | 75–95 | ASTM D86 |
10% evaporated | 120–135 | |
50% evaporated | 200–230 | |
90% evaporated | 300–325 | |
Evaporated final boiling point | 415 Maximum | |
Total Aromatic Hydrocarbon (vol %) | 35% Maximum | ASTM D1319 or ASTM D5769 |
Olefins (vol %) 4 | 10% Maximum | ASTM D1319 or ASTM D6550 |
Lead, g/gallon (g/liter), Maximum | 0.050 (0.013) | ASTM D3237 |
Phosphorous, g/gallon (g/liter), Maximum | 0.005 (0.0013) | ASTM D3231 |
Total sulfur, wt. % 5 | 0.0015–0.008 | ASTM D2622 |
Dry Vapor Pressure Equivalent (DVPE), kPa (psi) 6 | 60.0–63.4 (8.7–9.2) | ASTM D5191 |