But what gives it that 87 rating is a word you've probably heard a time or two: Ethanol. Regular 87 octane gasoline in the U.S. contains about 10% of it. This renewable biofuel (made mainly from ...

91, 95, 98, E10… You’re used to seeing these specific combinations of letters and numbers every time you visit the petrol station, but what do the different fuel octane ratings actually mean?

Stations that offer two grades of petrol will stock E10 (95 octane) and E5 (97+ octane). Thankfully, around 95% of petrol-powered vehicles on the road are compatible with E10 petrol - and this ...

Drivers of certain cars have been urged to 'avoid' certain fuel at UK petrol stations for one key reason. Car experts at ...

E15 gasoline has been found to have a lower fuel efficiency rating than standard E10, rendering the savings insignificant. If ...

More importantly, you will also learn how to select the fuel with the optimum octane rating for your car, so you can extract the best possible performance from it. Let us also say at the outset ...

Generally speaking, most modern cars that run on 95 octane fuel today will run on 95 octane E10 fuel tomorrow without the slightest hiccup. As we said before, sensors will figure out the quality ...

The standard (95 octane) petrol in UK pumps will be replaced by the new E10 blend, which is compatible with all vehicles built after 2011, the Government's website states. However, although 95 per ...