Home › Forum › Ask A Member › 1936 Evinrude 4.4 hp Fisherman model 4148 motor › Reply To: 1936 Evinrude 4.4 hp Fisherman model 4148 motor
July 17, 2023 at 11:24 pm
#278195
Now take apart the pump again and remove all traces of grease/lube from the piston and checkballs. Grease/oil attracts sand/grit causing pump failure.