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 Import REG | VP M5 |
|---|---|---|---|
| RON | 106 | >120 | 102 |
| MON | 90.7 | 118 | 120 |
| (R+M)/2 | 98.3 | >119 | 111 |
| Specific gravity | 0.8000 (799 kg/m³ at 15 °C) | 0.7440 (743 kg/m³ at 15 °C) | 0.8070 (806 kg/m³ at 15 °C) |
| RVP | 3.2 psi (22.1 kPa) | 4.12 psi (28.4 kPa) | 6.39 psi (44.1 kPa) |
| Oxygen content | 32.31% | 3.62% | 48.13% |
| Fuel type | Ethanol | Leaded | Methanol |
| Colour | Colorless | Colorless | Colorless |
| Leaded | — | Yes | — |
| Oxidation stability | — | >1440 min | >1440 min |
| Distillation — IBP | — | 119.5°F (48.6°C) | — |
| Distillation — 10% | — | 163.6°F (73.1°C) | — |
| Distillation — 50% | — | 216°F (102.2°C) | — |
| Distillation — 90% | — | 322.7°F (161.5°C) | — |
| Distillation — FBP | — | 333.1°F (167.3°C) | — |
| H:C ratio | — | 2.04 | — |
| O:C ratio | — | 0.03 | — |
| Stoichiometric A/F ratio | — | 14.11 | 6.48 |
Typical values as published by VP Racing Fuels.
You're comparing the maximum of three blends. Remove one to add another.