Shell Optimax Extreme - 100 octane!

[Ric 2001]

Tesco stores currently selling Tesco 99 Octane Super Unleaded:


http://www.greenergy.com/products/99_octane_locations.html

 

[RobDon]

What a surprise, none in Scotland and none coming soon either - wonderful!

 

[Cupra Kid]

Finally coming to chesterfield

 

[ibizacupra]

none nr glos either.

 

[Daz_gibbo]

 

[ibizacupra]

heard metion yesterday... it has higher RON but lower MON rating...
anyone confirm this?

I know someone who tried it on their IHI'd car and it did'nt like it. Like Optimax 98ul more

 

[Cupra Kid]

Whats the difference between RON and MON? and why arent MON values posted at the pumps too if these have an effect?