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 C12 | VP MR12 | VP C85 |
|---|---|---|---|
| RON | 116 | 101 | 106 |
| MON | 108 | 85 | 86.5 |
| (R+M)/2 | 112 | 93 | 96.3 |
| Specific gravity | 0.7175 (717 kg/m³ at 15 °C) | 0.7340 (733 kg/m³ at 15 °C) | 0.7940 (793 kg/m³ at 15 °C) |
| RVP | 7.92 psi (54.6 kPa) | 12.17 psi (83.9 kPa) | 5.98 psi (41.2 kPa) |
| Oxygen content | 0% | 8.73% | 31.97% |
| Fuel type | Leaded | Leaded | Ethanol |
| Colour | Green | Green | Yellow |
| Leaded | Yes | Yes | No |
| Oxidation stability | >1440 min | >1440 min | >1440 min |
| Distillation — IBP | 93.6°F (34.2°C) | 93.7°F (34.3°C) | 119.8°F (48.8°C) |
| Distillation — 10% | 133.9°F (56.6°C) | 103.8°F (39.9°C) | 153.9°F (67.7°C) |
| Distillation — 50% | 215.2°F (101.8°C) | 117.5°F (47.5°C) | 167°F (75.0°C) |
| Distillation — 90% | 249.8°F (121.0°C) | 271.6°F (133.1°C) | 171°F (77.2°C) |
| Distillation — FBP | 397.6°F (203.1°C) | 330.6°F (165.9°C) | 182.3°F (83.5°C) |
| H:C ratio | 2.03 | 1.84 | 2.85 |
| O:C ratio | 0 | 0.08 | 0.45 |
| Stoichiometric A/F ratio | 14.79 | 12.87 | 9.2 |
Typical values as published by VP Racing Fuels.
You're comparing the maximum of three blends. Remove one to add another.