A flame arrester (also spelled arrestor), deflagration arrester, or flame trap is a
device that stops ... of internal combustion engines; the air intake of marine
inboard engines ... The U.S. Chemic...
Because boat engines may backfire, all powerboats (except outboards) that are
fueled ... Backfire flame arrestors are designed to prevent the ignition of gasoline
All motorboats built after April 1940, with inboard-mounted gasoline engines (this
... It is illegal to have any holes in the mesh of the backfire flame arrestor.
Prevents explosions on inboard gasoline engines.
If you have enclosed areas on your boat, a ventilation system can do many things
for you. If you have any gasoline powered engines aboard a ventilation system is
a legal ... help prevent mildew and bad odors, to saving your life by taking carbon
... with an acceptable means of backfire flame control-or "flame arrestor.
What boat builders need to know about marine gas engines. Why are ... But most
only act as a flame arrestor (also called a backfire flame arrestor). 11. ... Most
marine fuel injected engines do not have a pressurized return line to the tank. ...
As far as I know, no one in USA makes a new gasoline inboard engine for
If your boat is gasoline-powered and has an inboard engine that was installed
after April 1940, it must have a Back-Fire Flame Arrestor (BFA) mounted to each
carburetor. ... in an enclosed engine space and prevent any sparks from causing
a fire. ... Coast Guard requirement does not apply to boats with outboard engines.
Backfire Flame Arrestor: A Coast Guard approved backfire flame arrestor is
required for inboard gasoline motors which are not exposed to the .... lantern
showing a white light which shall be exhibited in sufficient time to prevent
Jan 7, 2016 ... It does a massive job of preventing explosions in a engine that backfires. A
backfiring engine in a gasoline fume boat is telling you to get the back ... There is
no known number of back firings that the flame arrestor can survive.
Do not smoke at fuel docks or during fueling procedures for your boat. • Discard
... Avoid smoking when you are tired or under the influence of alcohol or ...
engine. Those fumes could cause an explosion. Check exhaust systems of
inboard engines for leaks. ... Clean backfire flame arrestor with soap and water