Don't do it.
Get an electrical multi-tester to check your charger to see if it works, but still don't put 12v charge on a 6v battery. It will ruin it and possibly violently.


1953 Chevrolet 3600
Fried Green T'mater (Vern)
In the Stovebolt Gallery
Caution: Political Statement
Man who runs in front of car gets tired, man who runs behind car gets exhausted.