charging

dvrdwn

Petty Officer 3rd Class
Thread starter
Joined
Aug 21, 2007
Messages
83
dose my 1977 55hp johnson charge my battery? if not can it. just two big cables red , black.
 

wilde1j

Vice Admiral
Joined
Apr 15, 2002
Messages
5,964
Re: charging

Probably ... go to BRP's website and use the parts lookup to see if your model has a voltage regulator/rectifier, or even simpler, check voltage across the battery terminals with the motor running at a fast idle. If the voltage is > than 13 vdc, you have a charging system.
 
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