Should I replace these plugs motor cuts out after 5 seconds

andrewbabich

Petty Officer 3rd Class
Joined
Aug 31, 2009
Messages
85
Should I replace these plugs motor cuts out after 5 seconds.

I'm trying to revive a 1978 85 hp merc that has sat for a few years. I finally got it to run for about 5 sec on choke then it cuts out. Heres a pic of the plugs. I pulled the three I could get to and hit them with a little sandpaper.

P1010854.jpg
 
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