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    Analog temp gauge with 2018 Merc 115hp

    Hello everyone. Last August I repowered my pontoon to a 2018 Mercury 115hp Commandthrust. I have the Bluetooth vessel view and the analog gauge adapter harness. Currently my trim/tilt gauge and speedo work fine. But for the life of me I can't get my analog Faria 13004 Coral 100-250 temp gauge to...
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    gearcases from '80 100hp Johnson compatible with '92 90hp Johnson?

    I've found a lot of mixed literature on this. Some say the lowers for the V4s are interchangeable from 1978-1998. I got a rebuilt 1992 V4 90hp Johnson lower to put on my 1980 V4 100hp Johnson. Everything is identical except the driveshafts. I know they switched to a 2 part shaft. This lower...
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    Thoughts on 3rd toon log

    Definitely need to up the buoyancy of my pontoon boat since I renovated the whole thing. Current specs: Deck is 20'x8' Pontoon logs are 19“ diameter, 22.5' long. 100hp 1980 Johnson outboard. Problem: currently in the water with eight people on board the rear of the logs are almost...
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    1980 100hp v4 Johnson fuel recir lines?

    What is everyone using for their smaller fuel lines that go amongst the primer, intakes, and bypass? I can't find anything that doesn't slip or pop right off while the motors running. I've been chasing an idle issue and now that I'm done with ignition side I'm going back to fuel.
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    100hp only getting up to 3000 RPMS this season

    Rapid background: bought boat last year. cleaned/rebuilt carbs, new plugs, changed gear oil and ran her. Worked great. Over winter tore it down more and replaced electronics, new recirculating hoses, fuel lines, and lower seals. First day out, ran great. 4500RPMS at WOT. Ordered a new prop to...
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