Can i use 98 octane

First Name:. Email address:. I did extensive comparisons fills in a row in my car with knock sensor, CVVT with my car where I did the same commute day after day. The other thing which was obvious was that with E10, it used more fuel — much more than was compensated for with the cheaper E10 price. I agree with Alan. E10 needs to be much cheaper to compensate for the loss of economy when using it. Some say the ethanol in E10 is a great fuel system cleaner.

Others suggest it might gum things up. The upside of 95 RON is that most have a good dose of fuel injector cleaner. My old VP Commode ran like a bucket of bolts after a fill from an independant servo. My Kwaka cannot burn E10 due to rubbers used in the fuel system I guess. Fuels with a high RON No. I understand that turbocharged engines benefit from 95 or 98 use now the Hyundai i30 SR range with the turbo 1.

Thanks for that , one further thought ; what about sulphur content which is a lot higher in 91 fuel? Talking about reliability and longer engine life and lower maintence costs not fuel economy or power. I continue to see articles such as this which I can agree that in a perfect world there is no consequence to using low octane, or ethanol blends of fuel. One huge problem is that increasingly owners do not operate their vehicles in perfect operating conditions.

So, are premium fuels right for everyone? Do you use premium unleaded fuel? If so, why? Download the my nrma app Check fuel prices, access exclusive Member savings, request assistance and track us on our way.

Apple and the Apple Logo are trademarks of Apple Inc. You might also like. The most common fuel station in Australia to have it is United Petroleum. United says the ethanol component is produced by itself at the Dalby Refinery in Queensland, and is sourced from Sorghum Grain. Newer, performance-oriented vehicles may be compatible. Fuel retailers love to talk up the purported benefits of their premium fuels.

Most modern engines have the ability to adapt either down or up depending on what fuel you use. That means if you use a lower octane rating than recommend, it might not kill your engine, but you might experience the following:.

This is likely to result in the two former points. However, if you have a high-performance car that needs 98, chances are putting in 91 or E10 could cause knocking or pinging.

Using the correct fuel causes proper timing and ignition in the combustion cycle; using a lower octane fuel than recommended can throw this off and create knocking, or pinging. There are some things you can do to save your car from knocking:. If your car has no signs of pinging or knocking, your engine could be adapting to the new fuel, but be aware your car may not see as good a fuel economy or acceleration as normal.

In this instance drive until the tank is empty and then fill up with your recommended fuel. Car Tyre Brand Reviews. Below is a list of some of the most consistently popular cars on Australian roads, with a guide of what type of fuel to use. Note that the fuel recommended is a minimum standard, and many performance versions of these particular models probably require higher octane fuel.

The advent of small, economical turbocharged vehicles has also seen the rise of premium fuel use.