[/quote] NIMH rechargables are about 2AH each so 8AH total for the 4, the 6V Lead
Acid battery recommended is only 4AH.[/quote]
This ignition system is fairly robust. There have been any number of
different style of batteries used to supply power for these early
battery ignition over the years. Before we had all the choices we
have today it wouldn’t be uncommon to use a car battery. Some
people have used rechargeable 7.5 volt drill batteries but they are
not as common as they once were. They will even run on a 9 Volt
transistor radio battery. (That’s a smoke alarm battery for you
younger guys)
https://www.youtube.com/watch?v=PotK2rSrJC0
A "Boat House Repair" is one that done without having tools or the skills to do it properly.