I have a merc 850 serial 3745047..not what year but has a coil in front of motor?
B buddyp Seaman Joined Feb 21, 2009 Messages 55 Jul 1, 2010 #1 I have a merc 850 serial 3745047..not what year but has a coil in front of motor?
C Chris1956 Supreme Mariner Joined Mar 25, 2004 Messages 28,141 Jul 1, 2010 #2 Re: merc 850 serial/year Early 70's is likely. Check the maxrules.com website model year guide.
