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 C16 | VP X85R |
|---|---|---|
| RON | >120 | 106 |
| MON | 116 | 90.7 |
| (R+M)/2 | >118 | 98.3 |
| Specific gravity | 0.7350 (734 kg/m³ at 15 °C) | 0.8000 (799 kg/m³ at 15 °C) |
| RVP | 2.18 psi (15.0 kPa) | 3.2 psi (22.1 kPa) |
| Oxygen content | 0% | 32.31% |
| Fuel type | Leaded | Ethanol |
| Colour | Blue | Colorless |
| Leaded | Yes | — |
| Oxidation stability | >1440 min | — |
| Distillation — IBP | 193.1°F (89.5°C) | — |
| Distillation — 10% | 205.9°F (96.6°C) | — |
| Distillation — 50% | 210.2°F (99.0°C) | — |
| Distillation — 90% | 226.4°F (108.0°C) | — |
| Distillation — FBP | 351.5°F (177.5°C) | — |
| H:C ratio | 1.97 | — |
| O:C ratio | 0 | — |
| Stoichiometric A/F ratio | 14.7 | — |
Typical values as published by VP Racing Fuels.