Table of Contents

Download the PDF Version

It's the Law

Backfire Flame Arrestors

Backfire flame arrestor
Backfire flame arrestor

Because boat engines may backfire, all powerboats (except outboards) that are fueled with gasoline must have a U.S. Coast Guard–approved backfire flame arrestor on each carburetor.

Periodically clean the flame arrestor(s) and check for damage.