120 mercruiser acceleration probs

charlesp

Recruit
Joined
Aug 26, 2007
Messages
3
I have a Renken 87 model with mercruiser 120 on out. It idles fine, but when I give it acceleration it dies. It does fine in reverse just not forward. Any suggestion? Thanks Charles
 

ziggy

Admiral
Joined
Jun 30, 2004
Messages
7,473
Re: 120 mercruiser acceleration probs

lower shift cable......replace it...... with a mercruiser cable (proper quality cable)...

or perhaps a accelerator pump failure in the carb..... since it's fine in reverse, i'd suspect the cable though.... a bad cable will cause the shift interrupt to operate (interrupt) at inappropriate times.....


just a 1st guess......
 

Bondo

Moderator
Staff member
Joined
Apr 17, 2002
Messages
71,453
Re: 120 mercruiser acceleration probs

lower shift cable......replace it...... with a mercruiser cable (proper quality cable)...

Ayuh,.... That's what it sounds like to Me...
 

berely14

Recruit
Joined
Jun 3, 2009
Messages
1
Re: 120 mercruiser acceleration probs

Help. Mercruiser on a Arrowglass. Take boat to lake get in water put in gear it won't accelerate at all. The fish are passing us. Prop is brand new, new spark plugs. I know nothing about boats and my husband is geting VERY frustated. Any ideas on where to start?
 

cooter2506

Senior Chief Petty Officer
Joined
Apr 8, 2007
Messages
733
Re: 120 mercruiser acceleration probs

Berely start your own post so its not confusing to all of us who we are helping
 
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