Cotrol Box Problem

Hi Everyone

I have a 1986 johnson 120 hp that runs beautifully but im having problems sitting on 14 to 15 knots its either to fast or to slow i can not find a happy medium is there anyone that can tell me what the problem is


pricey10's picture

Posts: 486

Date Joined: 07/01/12

 I'm no expert but nearly

Wed, 2013-02-13 10:15

 I'm no expert but nearly everyboat I've had a dead spot like that. I always thought it was due to the minimum planing speed of the hull?? 

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Karratha. WA

glastronomic's picture

Posts: 892

Date Joined: 16/02/11

Try trimming the engine with

Wed, 2013-02-13 10:35

Try trimming the engine with the tilt as to get it to plane propperly.

Or alter the weight up front or change props.

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tim-o's picture

Posts: 4657

Date Joined: 24/05/11

Pullin skirts? Mine is the

Wed, 2013-02-13 12:59

Pullin skirts? Mine is the same, 15ft tinny just trim and slight throttle inputs to keep it right when riding swells etc

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I am, as I've said, merely competent. But in an age of incompetence, that makes me extraordinary.