381.42 BACKFIRE FLAME CONTROL DEVICE.
   Every gasoline engine installed in a vessel, except an outboard motor, shall be equipped with an acceptable device to control backfire flame. The device shall comply with all of the following:
    (a)    Be securely attached to the air intake with a flame-tight connection;
    (b)    Be in proper working order;
    (c)    Be Coast Guard approved or comply with either SAE J1928 or UL 1111;
   (d)    Be marked to indicate approval or compliance under subsection (c) hereof.
(ORC 1547.28)