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  1. L

    Can someone post a picture???

    New Humminbird 525 buddy put on boat I just bought from him. Transducer is mounted on back of boat. It works right when running down the lake, but when fishing it will show depth right & then sometimes is will go to 1ft. for no apparent reason. It is mounted on a Sprint 255 at the back of the...
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    HSiii

    I have a 1993 Sprint 255 with a 1992 70h.p. Johnson. I believe the tach wasn't adjusted when the engine was switched from an 48h.p. Rude to the 70 h.p. Johnson. Tach was saying 7100 rpm. There are no clicks on the pulse screw on the original Teleflex tach that came in boat. I adjusted it & it...
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    Tach ???

    I have a 93 Sprint 255 with a 92 Johnson 70 hp. The tach was reading 7100 at wot. I adjusted the tach & now it says 5900 at wot. There seems to be no clicks on the pulse screw on the back of the tach(according to the diagram for the tach it has 5 different positions & it's the original that came...
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    Rpm

    What should the maximium wide open throttle rpm be for a 1992 Johnson 70 h.p. motor??? I've heard 5500, but i've also heard 5500 to 6000. Which is correct by manufacturers standards??? Thanks
  5. L

    Is my tach wrong

    I bought a 255 Sprint from a buddy. It used to have a 48hp rude. It now has a rebuilt 1992 70 hp Johnson.Tach said 7100 rpm, but I know it's not turning that much. What position should the pulse screw be set for this 3 cylinder engine(it has 5 different positions)??? The prop that's on it is a...
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