Ben Visser is an aviation fuels and lubricants expert who spent 33 years with Shell Oil.
I recently received a question from reader Bill Blank asking whether there was more BTUs in higher octane fuels and if there was any reason to use a higher octane fuel if a vehicle ran knock free on a lower octane fuel. The simple answer is no.
I have received this question many times and the concept of more is always better is very ingrained in our minds. [Read more...]