What Will Happen If You Put Premium Gas Instead Of Regular?

What Will Happen If You Put Premium Gas Instead Of Regular? If your engine runs fine on regular, filling it with premium is unlikely to boost acceleration or fuel economy by more than insignificant amounts. … The higher octane of premium gas won’t make your car faster; in fact, the opposite is possible because higher-octane

Does Premium Gas Really Make A Difference?

Does Premium Gas Really Make A Difference? With today’s modern fuel-injection systems however, that shouldn’t make much difference. Because premium gas has a higher octane rating than midgrade or regular gas, it produces a little more power when burnt. … In the real world, it barely affects performance, or fuel economy. Does putting premium gas

Is Premium Gas Bad For Older Cars?

Is Premium Gas Bad For Older Cars? A higher-octane gas, such as premium, helps prevent engine knock. In older cars that require premium, The Drive reported fueling with 87 octane would almost immediately cause the engine to start knocking. But newer model cars are better equipped to handle it. Do older cars need higher octane