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 C14 Plus | VP X85L | VP T4+ |
|---|---|---|---|
| RON | 119 | >120 | 105 |
| MON | 115 | 120 | 92 |
| (R+M)/2 | 117 | >120 | 98.5 |
| Specific gravity | 0.6955 (695 kg/m³ at 15 °C) | 0.7850 (784 kg/m³ at 15 °C) | 0.7475 (747 kg/m³ at 15 °C) |
| RVP | 5.06 psi (34.9 kPa) | 4.09 psi (28.2 kPa) | 7.47 psi (51.5 kPa) |
| Oxygen content | 0% | 29.95% | 5.94% |
| Fuel type | Leaded | Ethanol | Unleaded |
| Colour | Colorless | Light Purple | Colorless |
| Leaded | Yes | Yes | No |
| Oxidation stability | >1440 min | >1440 min | >1440 min |
| Distillation — IBP | 104.2°F (40.1°C) | 145.6°F (63.1°C) | 103.4°F (39.7°C) |
| Distillation — 10% | 167.5°F (75.3°C) | 164.1°F (73.4°C) | 136.6°F (58.1°C) |
| Distillation — 50% | 208.4°F (98.0°C) | 170.1°F (76.7°C) | 172.1°F (77.8°C) |
| Distillation — 90% | 226.9°F (108.3°C) | 171.7°F (77.6°C) | 226.9°F (108.3°C) |
| Distillation — FBP | 355.3°F (179.6°C) | 185.7°F (85.4°C) | 255.3°F (124.1°C) |
| H:C ratio | 2.24 | 2.81 | 1.95 |
| O:C ratio | 0 | 0.4 | 0.06 |
| Stoichiometric A/F ratio | 15.07 | 9.78 | 13.55 |
Typical values as published by VP Racing Fuels.
You're comparing the maximum of three blends. Remove one to add another.