1986 140 johnson looses power

scuba04070

Recruit
Joined
Mar 26, 2010
Messages
4
my 1986 140 keeps loosing power, points spark plugs power pack and wires has all been replaced!!!!! if i push throtle from nueteral to full throtle theres about a 10 seconds hesatation then on its own starts to throtle up. and sometimes i cant get it on plane. it will do about 13mph at 3500rpm. any help will be great! also does my primer ball have to stay hard all the time?
THANKS
 
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