Article: Octane Numbers Explained by VP Racing Fuels

[Supracentral]

You can view the page at http://www.supramania.com/forums/content.php?123-Octane-Numbers-Explained-by-VP-Racing-Fuels

 

[enjoi.this]

When buying your fuel at the pump it is rated in the research machine standard. So really, 94 pump octane is something like 87 motor octane (not sure on exact numbers)

 

[Poodles]

Differs from country to country. Read the pump!