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 X98 | VP C50+ REG |
|---|---|---|---|
| RON | 104 | 103 | 102 |
| MON | 96 | 120 | 87.5 |
| (R+M)/2 | 100 | >111.5 | 94.8 |
| Specific gravity | 0.7165 (716 kg/m³ at 15 °C) | 0.7940 (793 kg/m³ at 15 °C) | 0.7160 (715 kg/m³ at 15 °C) |
| RVP | 6.59 psi (45.4 kPa) | 3.04 psi (21.0 kPa) | 10.33 psi (71.2 kPa) |
| Oxygen content | 3.77% | 34.73% | 6.69% |
| Fuel type | Unleaded | Ethanol | Unleaded |
| Colour | Orange | Colorless | — |
| Leaded | No | No | No |
| Oxidation stability | >1440 min | >1440 min | — |
| Distillation — IBP | 102°F (38.9°C) | 151°F (66.1°C) | — |
| Distillation — 10% | 141.8°F (61.0°C) | 170.1°F (76.7°C) | — |
| Distillation — 50% | 209.5°F (98.6°C) | 171.3°F (77.4°C) | — |
| Distillation — 90% | 224.4°F (106.9°C) | 171.7°F (77.6°C) | — |
| Distillation — FBP | 354.9°F (179.4°C) | 178.2°F (81.2°C) | — |
| H:C ratio | 2.17 | 3 | — |
| O:C ratio | 0.03 | 0.5 | — |
| Stoichiometric A/F ratio | 14.25 | 8.98 | — |
Typical values as published by VP Racing Fuels.
You're comparing the maximum of three blends. Remove one to add another.