1987 40hp johnson skipping at idle

georgiaboyat

Recruit
Joined
Mar 2, 2011
Messages
1
I have a 1987 40hp johnson i bypassed the vro system with a new fuel pump from omc, cleeaned both carbs. Motor run great found seals in foot leaking carried foot to local mechanic and had resealed. installed foot onto motor. now when at idle the motor skips badly but will run good at high rpms?
 

steelheadsam

Cadet
Joined
Feb 25, 2011
Messages
6
Re: 1987 40hp johnson skipping at idle

it might be an airleak somewhere i just replaced the top crank seal on mine because of a lean pop at idle
I have a 1987 40hp johnson i bypassed the vro system with a new fuel pump from omc, cleeaned both carbs. Motor run great found seals in foot leaking carried foot to local mechanic and had resealed. installed foot onto motor. now when at idle the motor skips badly but will run good at high rpms?
 

boobie

Supreme Mariner
Joined
Nov 5, 2009
Messages
20,826
Re: 1987 40hp johnson skipping at idle

Is the skip like you turned the key on and off very quickly or is it like a sneeze or spit back ??
 
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