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 C12 | VP X85R | VP C85 |
|---|---|---|---|
| RON | 116 | 106 | 106 |
| MON | 108 | 90.7 | 86.5 |
| (R+M)/2 | 112 | 98.3 | 96.3 |
| Specific gravity | 0.7175 (717 kg/m³ at 15 °C) | 0.8000 (799 kg/m³ at 15 °C) | 0.7940 (793 kg/m³ at 15 °C) |
| RVP | 7.92 psi (54.6 kPa) | 3.2 psi (22.1 kPa) | 5.98 psi (41.2 kPa) |
| Oxygen content | 0% | 32.31% | 31.97% |
| Fuel type | Leaded | Ethanol | Ethanol |
| Colour | Green | Colorless | Yellow |
| Leaded | Yes | — | No |
| Oxidation stability | >1440 min | — | >1440 min |
| Distillation — IBP | 93.6°F (34.2°C) | — | 119.8°F (48.8°C) |
| Distillation — 10% | 133.9°F (56.6°C) | — | 153.9°F (67.7°C) |
| Distillation — 50% | 215.2°F (101.8°C) | — | 167°F (75.0°C) |
| Distillation — 90% | 249.8°F (121.0°C) | — | 171°F (77.2°C) |
| Distillation — FBP | 397.6°F (203.1°C) | — | 182.3°F (83.5°C) |
| H:C ratio | 2.03 | — | 2.85 |
| O:C ratio | 0 | — | 0.45 |
| Stoichiometric A/F ratio | 14.79 | — | 9.2 |
Typical values as published by VP Racing Fuels.
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