What happens if I use 98 octane instead of 95?
According to NRMA motoring expert Jack Haley, on average 95 RON can give around 4 per cent lower fuel consumption than 91, assuming the engine computer adjusts to take advantage of the octane difference. Using 98 might give 3 per cent reduction over 95, again assuming the computer adjusts the engine parameters.
Can you mix 95 and 98 octane fuel?
Those numbers – 91, 95 and 98 – are the so-called ‘octane rating’ of the fuel. They’re all about the same in terms of the energy in the fuel. It can’t hurt your engine if you use a higher octane fuel. So, for example, if you use 95 or 98 in an engine designed for 91, that’s OK.
Is 98 octane the same as 95?
Those numbers – 91, 95 and 98 – encompass the octane rating of the fuel. They’re all about the same in terms of the energy in the fuel. Really octane is a measure of how much heat and pressure a fuel can withstand before igniting. Manufacturers design engines for a minimum octane rating.
Can I put 98 octane in my car?
Here’s the thing: you can put a higher octane fuel in a car than the manufacturer’s requirement. No problem with putting 95 or even 98 in a car designed for 91 – except generally you will be wasting money. Higher octane fuels don’t contain more energy.
Is 98 octane bad for your car?
The NRMA warned that fuelling an engine with 95 or 98 won’t necessarily improve performance or fuel economy unless the engine is specifically designed to run on those premium fuels.
Why is 98 octane fuel considered premium in Australia?
This makes it suitable for these high compression ratio engines as by not burning prematurely before the piston reaches TDC, the risk of knock is alleviated and the engine can produce more power and achieve better fuel economy. In Australia, this is the main reason why 98 octane fuel is typically branded as ‘premium’ unleaded.
What is the octane of premium unleaded petrol?
If you mix premium unleaded (which has an octane of 95 RON) and super unleaded (97/98 RON) evenly in your tank, you’ll end up with a mixed-grade petrol of around 96 RON.
Is it better to use 95 or 98 petrol?
So if you have a normal-performance engine, don’t worry about getting premium petrol, 95 will work just fine! That being said, if you do have a high-performance engine, then you’ll need 98 petrol for it to function properly—trying to save money by using 95 may damage your engine in the long run.
What’s the difference between 91 and 95 Pon gasoline?
95 RON means you can use 91 PON in the States. Everywhere else in the world, 98 RON and 95 RON gasoline usually are fit.Anything lower then that and your modern engine will have a lot of trouble adjusting, even on the stock calibration. There are a few countries around the globe that are using Ethanol in their fuels.
Can a car run on 98 octane petrol?
Of course, if your car is designed to run on 95 or 98 octane petrol, you must use the octane rating that has been specified by the manufacturer, otherwise you risk causing damage to the engine. If you don’t know what fuel you should be running your vehicle on, seek advice from the local dealer that services your brand of car.
What’s the difference between 91 octane and 95 octane?
Compared to 91 octane petrol, 95 and 98 octane generally cost a further 10 to 15 cents per litre; these extra prices can vary around the country depending on location and competition between retailers.
What is the octane number for regular unleaded?
The number shown will be either 95 or 98. This is important to remember because 95 is the typical research octane number for regular unleaded, while it is 98 for premium unleaded.
95 RON means you can use 91 PON in the States. Everywhere else in the world, 98 RON and 95 RON gasoline usually are fit.Anything lower then that and your modern engine will have a lot of trouble adjusting, even on the stock calibration. There are a few countries around the globe that are using Ethanol in their fuels.