Although the octane rating might be identical, premium petrol often include additives to boost engine protection and optimize ...

Using the regular petrol with lower octane value would work fine with the Husqvarna Svartpilen 250. However, if you want a slight bump in performance and mileage, you may go for the premium/power ...

The octane number is a unit of measurement that ... This performance ideally depends on the compression ratio and the physical properties of the mixture. A more efficient engine has a higher ...