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 X85L | VP MS98L |
|---|---|---|---|
| RON | 103.5 | >120 | 100 |
| MON | 90.5 | 120 | 96 |
| (R+M)/2 | 97 | >120 | 98 |
| Specific gravity | 0.7500 (749 kg/m³ at 15 °C) | 0.7850 (784 kg/m³ at 15 °C) | 0.7130 (712 kg/m³ at 15 °C) |
| RVP | 6.7 psi (46.2 kPa) | 4.09 psi (28.2 kPa) | 6.44 psi (44.4 kPa) |
| Oxygen content | 5.92% | 29.95% | 0% |
| Fuel type | Unleaded | Ethanol | Leaded |
| Colour | Yellow | Light Purple | Blue |
| Leaded | No | Yes | Yes |
| Oxidation stability | >1440 min | >1440 min | >1440 min |
| Distillation — IBP | 104.9°F (40.5°C) | 145.6°F (63.1°C) | 101.8°F (38.8°C) |
| Distillation — 10% | 142.2°F (61.2°C) | 164.1°F (73.4°C) | 152.6°F (67.0°C) |
| Distillation — 50% | 175.1°F (79.5°C) | 170.1°F (76.7°C) | 217.8°F (103.2°C) |
| Distillation — 90% | 223°F (106.1°C) | 171.7°F (77.6°C) | 259.7°F (126.5°C) |
| Distillation — FBP | 266.2°F (130.1°C) | 185.7°F (85.4°C) | 416.1°F (213.4°C) |
| H:C ratio | 1.94 | 2.81 | 2.12 |
| O:C ratio | 0.06 | 0.4 | 0 |
| Stoichiometric A/F ratio | 13.54 | 9.78 | 14.91 |
Typical values as published by VP Racing Fuels.
You're comparing the maximum of three blends. Remove one to add another.