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 T4+ | VP MR12 | VP X85R |
|---|---|---|---|
| RON | 105 | 101 | 106 |
| MON | 92 | 85 | 90.7 |
| (R+M)/2 | 98.5 | 93 | 98.3 |
| Specific gravity | 0.7475 (747 kg/m³ at 15 °C) | 0.7340 (733 kg/m³ at 15 °C) | 0.8000 (799 kg/m³ at 15 °C) |
| RVP | 7.47 psi (51.5 kPa) | 12.17 psi (83.9 kPa) | 3.2 psi (22.1 kPa) |
| Oxygen content | 5.94% | 8.73% | 32.31% |
| Fuel type | Unleaded | Leaded | Ethanol |
| Colour | Colorless | Green | Colorless |
| Leaded | No | Yes | — |
| Oxidation stability | >1440 min | >1440 min | — |
| Distillation — IBP | 103.4°F (39.7°C) | 93.7°F (34.3°C) | — |
| Distillation — 10% | 136.6°F (58.1°C) | 103.8°F (39.9°C) | — |
| Distillation — 50% | 172.1°F (77.8°C) | 117.5°F (47.5°C) | — |
| Distillation — 90% | 226.9°F (108.3°C) | 271.6°F (133.1°C) | — |
| Distillation — FBP | 255.3°F (124.1°C) | 330.6°F (165.9°C) | — |
| H:C ratio | 1.95 | 1.84 | — |
| O:C ratio | 0.06 | 0.08 | — |
| Stoichiometric A/F ratio | 13.55 | 12.87 | — |
Typical values as published by VP Racing Fuels.
You're comparing the maximum of three blends. Remove one to add another.