If you haven’t figured it out already here is
where the wires go in the timer . + & – doesn’t
matter, here or at the battery.
.
This is a gas cap from my 1925 C Rudder Twin
It needs to be vented. Last picture shows is what’s
is inside. The bottom is concave. As the ball rolls
around it moves the little check valve up and
down slightly opening and closing to let in air
from time to time.
Tubs.
A "Boathouse Repair" is one thats done without having tools or the skills to do it properly.