Let's see...gasoline, heat, high voltage--all in a tight engine bay. Having lost a fuel injected car some years ago to a fire, I wouldn't concern myself whether or not you have a carburetor, but you should have a fire extinguisher in and easy to get place.
Michael Salemi
1969 280SL
Signal Red 568G w/Black Leather (Restored)
President, International Stars Section
Mercedes-Benz Club of America