RON? Not your next-door neighbour.
What does the RON number mean in regard to petrol?
Unleaded fuels carry a RON (Research Octane Number) rating. Put simply, RON determines petrol’s ‘anti-knock’ quality or resistance to pre-ignition; or if you want to put in another way, the Octane Number denotes its resistance to detonation.
If you run your [...]








