A late-March price survey of 3850 FBOs around the country by Airnav.com put avgas at an average of $2.55 per gallon, with prices exceeding $4.00 in several regions.

By Clint Lowe

With avgas exceeding $3 per gallon at a growing number of airports and fuel at gas stations down the street for as little as a third of the going avgas rate, it’s no wonder that the avgas vs. mogas debate is one that gets new life any time fuel prices climb.

While proponents of mogas cite several advantages it has over 100LL, there’s no doubt the biggest appeal comes from its far cheaper cost. But like any operating procedure with two camps, there are plusses and minuses that turn a black-and-white decision into a solid shade of gray. …