Home › Forum › Ask A Member › ’55 Johnson 25 hp head questions › Re: ’55 Johnson 25 hp head questions
September 18, 2016 at 6:29 pm
#44256
It is an RD17, so change the lower crank seal, and remove the exhaust cover to inspect the plate for a pin hole..
Thanks guys
RIchard
http://www.richardsoutboardtools.com
classicomctools@gmail.com