1985 25 Johnson with spark but wont start

thenuke106

Recruit
Joined
Mar 18, 2013
Messages
3
Hi i have a 1985 Johnson that has spark but wont start the compression it okay the carb is clean . I am wondering if it could be the fuel pump . It does not want to fire. Any suggestions
 

rrw

Petty Officer 2nd Class
Joined
Oct 9, 2011
Messages
104
Re: 1985 25 Johnson with spark but wont start

If your pumping the fuel bulb till its firm, it should at least run until the carb bowl is empty if the pump is bad. Are your plugs dry after trying to start? Are you getting fuel into the carb? Maybe your carb needle is stuck closed. Ryan
 

boobie

Supreme Mariner
Joined
Nov 5, 2009
Messages
20,826
Re: 1985 25 Johnson with spark but wont start

How did you check your spark ?? If it won't jump a 7/16 " open air gap on a spark tester, it won't start.
 
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