Compare VP race fuels side by side
Pick two or three blends below to see their published specs side by side — the same figures, in the same units, as each blend's own page.
| Spec | VP HP100 | VP X85 |
|---|---|---|
| RON | 104 | 108 |
| MON | 96 | 95.2 |
| (R+M)/2 | 100 | 101.6 |
| Specific gravity | 0.7165 (716 kg/m³ at 15 °C) | 0.7800 (779 kg/m³ at 15 °C) |
| RVP | 6.59 psi (45.4 kPa) | 4.22 psi (29.1 kPa) |
| Oxygen content | 3.77% | 30.03% |
| Fuel type | Unleaded | Ethanol |
| Colour | Orange | Colorless |
| Leaded | No | No |
| Oxidation stability | >1440 min | >1440 min |
| Distillation — IBP | 102°F (38.9°C) | 140°F (60.0°C) |
| Distillation — 10% | 141.8°F (61.0°C) | 163.4°F (73.0°C) |
| Distillation — 50% | 209.5°F (98.6°C) | 170.6°F (77.0°C) |
| Distillation — 90% | 224.4°F (106.9°C) | 172°F (77.8°C) |
| Distillation — FBP | 354.9°F (179.4°C) | 174.7°F (79.3°C) |
| H:C ratio | 2.17 | 2.85 |
| O:C ratio | 0.03 | 0.4 |
| Stoichiometric A/F ratio | 14.25 | 9.81 |
Typical values as published by VP Racing Fuels.