1975 merc spark plugs

[Don.]

I HAVE A 1975 MERC 20 HP. 200.
2 STROKE .
COULD SOMEBODY PLEASE TELL ME WHICH SPARK PLUGS
TO USE AND THE NUMBERS ON THE PLUG. RIGHT NOW IT HAS A SET OF PRESTO LITE PLUGS IN IT WHICH ARE NOT MADE ANYMORE. ANY HELP WOULD BE GREATLY APPRECIATED.............
THANKS IN ADVANCE
DON

 

[emckelvy]

Re: 1975 merc spark plugs

Your 20hp takes a Champion L78V surface-gap plug, NGK equivalent is BUHW-2, or Autolite 2872.

HTH............ed