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 X85R | VP Q16 | VP C50+ REG |
|---|---|---|---|
| RON | 106 | >120 | 102 |
| MON | 90.7 | 116 | 87.5 |
| (R+M)/2 | 98.3 | >118 | 94.8 |
| Specific gravity | 0.8000 (799 kg/m³ at 15 °C) | 0.7200 (719 kg/m³ at 15 °C) | 0.7160 (715 kg/m³ at 15 °C) |
| RVP | 3.2 psi (22.1 kPa) | 5.64 psi (38.9 kPa) | 10.33 psi (71.2 kPa) |
| Oxygen content | 32.31% | 9.41% | 6.69% |
| Fuel type | Ethanol | Leaded | Unleaded |
| Colour | Colorless | Yellow | — |
| Leaded | — | Yes | No |
| Oxidation stability | — | >1440 min | — |
| Distillation — IBP | — | 118.9°F (48.3°C) | — |
| Distillation — 10% | — | 151.5°F (66.4°C) | — |
| Distillation — 50% | — | 173.1°F (78.4°C) | — |
| Distillation — 90% | — | 204.6°F (95.9°C) | — |
| Distillation — FBP | — | 269.2°F (131.8°C) | — |
| H:C ratio | — | 2.31 | — |
| O:C ratio | — | 0.09 | — |
| Stoichiometric A/F ratio | — | 13.33 | — |
Typical values as published by VP Racing Fuels.
You're comparing the maximum of three blends. Remove one to add another.