how i calibrate the spark plugs for my 1986 evinrude 175 hp how many mm att :from puerto rico bibi
B bibi_00612 Recruit Joined Aug 21, 2008 Messages 2 Jul 19, 2009 #1 how i calibrate the spark plugs for my 1986 evinrude 175 hp how many mm att :from puerto rico bibi
Vic.S Rear Admiral Joined May 4, 2004 Messages 4,721 Jul 19, 2009 #2 Re: calibration According to the lists I have looked at your engine should have either UL77V or QL16V plugs. These are surface gapped plugs which have a permanent gap
Re: calibration According to the lists I have looked at your engine should have either UL77V or QL16V plugs. These are surface gapped plugs which have a permanent gap
