1969 Merc75 7.5hp s/n 2635394. Whats the right plug to use?<br /><br />Thanks
Y yukon93 Recruit Joined Apr 11, 2003 Messages 2 Apr 22, 2003 #1 1969 Merc75 7.5hp s/n 2635394. Whats the right plug to use?<br /><br />Thanks
rickdb1boat Supreme Mariner Joined Jan 23, 2002 Messages 11,195 Apr 23, 2003 #2 Re: What spark plug for my 69 merc75 NGK Number: B6HS @ .030
