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    2020 Mercury 150 4 Stk/Steering Feels Stiff. Where Are the Grease Point Located?

    Hi, I have a 2020 Scout with a Mercury 150 (4 stroke). The steering feels stiff. The engine has the Baystar hydraulic system; the steering fluid seems Ok (not low) and I don't see any leaks. I was able to find only one grease Zerk location. The grease zerk I found is in the middle of the...
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    2019 Sea Doo Fish Pro Wear Ring (small marks)

    Hi! I had boats for years, but Im new to PWCs. I recently bought a 2019 Sea Doo Fish Pro with 25 hrs. The wear rings shows some marks/scores. Please check out the pic (see the marks) and let me know if I need to replace that wear ring ASAP or if that's normal wear. I sprayed some WD40 on...
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    Are these Spark Plugs Indexed Correctly?/ 2012 Evinrude E-tec 175. Mod#(E175 DPXINE)...see picture

    Good Morning All, I just changed the plugs on my 2012 E-tec 175 and I'm trying to confirm if these 2 plugs are within the indexing range (facing the injectors). Those are plugs #4 and #6. By the way, I already pushed them both to 29lbs of torque. I don't think I should increase the torque...
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    2003 Mercury 200 2stroke carb/Fast Beeping Alarm/2 stroke oil not going into the reservoir

    Hi, I have a 2003 Merc 200 2 stroke/carb that runs good. However, I had the fast beeping alarm all day today. I check the 2 stroke oil reservoir and it had about 1/4 left, that's why the low-oil alarm was beeping. By the way, the 2 stroke oil tank in the bilge is full, but the oil is not...
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    2003 Merc 200HP 2 stroke. Water Pressure Gauge Installation Question. Where to tap?

    Hi, I have a 2003 Mercury 200 (2 stroke /carbureted). Serial number: OT63093 I’m trying to install a pressure gauge and I need to know the appropriate location to tap in for water pressure monitoring on this engine. I’m not sure if I should just “T” the hose on top of the block (tat one goes...
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    2003 Mercury 200 2 Stroke carb running hot at idle. New impeller, new thermostats

    Hi, I have a problem with my 2003 Mercury 200 2 Stroke (Carbureted). The engine runs hot (not hot enough to trigger the alarm). It runs at aprox 164 degrees (I use an infrared thermometer). Also, when I run it on the muffs, it takes almost 3 minutes for the engine to start peeing and the water...
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    Question about my Outboard Spark Plugs Condition...are they too fouled? And, How much anti seize?

    Question about my Outboard Spark Plugs Condition...are they too fouled? And, How much anti seize? Hello All, I recently bought a small boat with a 2016 Mercury 150 4-stroke EFI. The engine has approximately 50 hrs. The previous owner bought it new in 2018 and didn't use it much. Are these...
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    How To Adjust Trailer Bunks for Yamaha Waverunner PWC (Trailer Bunks Placement)

    Hello, I recently bought a 2018 Yamaha Waverunner FX-HO. The ski came without a trailer and I bought a trailer that was used for a SeaDoo before. I need to know how to adjust the bunks for my jetski. Right now the ridges are sitting on the bunks but that doesn't look/ feel right (please see...
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    Speedometer Hose Hanging from Lower Unit. Can I just cut it? I Don't Need it!

    Hello All, I recently bought a boat with twin 2002 Mercury Optimax 150 (BlueWater Series). I noticed the speedometer hose hanging from the lower unit of the STB engine and I want to cut it (see picture). I really don't need the speedometer from the engine since I have a GPS unit. Can I just...
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    World Cat Deck Wall Delamination Inside Core/Front and Back of Piece/Wall is Solid

    Hello All, I found water trapped in the core /sandwich (between the fiberglass layers) of my World Cat deck wall (under the fishing coaming bolsters area). I recently bought this 2000 WC 266SC. The boat looks and performs perfect (like knew). However, when I tried to cut a small hole on the...
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    Spark Plugs and Gap for 1995 Mercruisers 7.4 (454)

    Hi, I recently bought a 1995 Sea Ray 330 with twin inboard Mercruisers (MIE 7.4) 454s. The engine cover says that the spark plug is the AC-MR43T (035 gap). But they dont have those plugs at the local Autozone. Is there any other spark plugs you recommend? Some people dont like to change when it...
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    1999 Yamaha OX66 Low Idle, Dies

    Hi, I need some advice. Is there anything I can do to adjust the idle speed for a 1999 Yamaha 150 OX66? The engine runs well under load, but idles at 600 RPM, then after 15-20 seconds it goes down to 400 and dies. Sometimes (after it reaches 400 RPMs) it comes back to 600 and keeps running...
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    1999 YAMAHA OX66 Idles at 500 RPMs

    Hello, I have twin 1999 Yamahas OX 66s. The Port Side engine idles at around 800 RPM. But the starboard one idles at aprox 550 RPMS (sometimes at 600) . After a few minutes it goes down to aprox 450 and dies. Sometimes goes back to 550-600 and keeps running. I have the boat in the water now (not...
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    Bubbles Coming Out of 99 Yamaha 150 OX66 lower unit/prop

    Hello, I have a (new to me) 1999 Glacier bay with twin 1999 Yamahas OX66s. Today I ran the boat for the first time for over 1 hour. Both engines were running fine at low and WOT. No alarms and both pee streams were fine (not hot and strong). However, after I docked the boat (at idle RPM/around...
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    Need the Proper Charger Amps Rate for a Heavy Duty Dual Purpose Marine Battery

    Hello, I am trying to find out the best way to charge and maintain my batteries. I bought them last year. I called the company that makes them and asked them what charging rate they recommended. The lady (I think shes is the receptionist) said that a 2 amps or 4 amps charger would be ideal. But...
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    1999 Yamaha 150 (OX-66) Impeller replacement Shaft Feels Tight After New Impeller

    Hi, I just replaced the impeller on both 1999 Yamahas 150 OX 66 lower units. But now the shaft feels tight when I turn it by hand (about the same on both units). I followed the instructions form other postings online and I used Yamaha parts. I put a new impeller, new housing, new base and...
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    1999 Yamaha 150 (OX-66) Impeller replacement question

    Hi, I recently bought a boat with twin 1999 YamahaS 150 (OX66). I removed the lower units and tried to replace the impellers, only to realized that need a special tool to remove the upper seal. However, the old impellers look like new (see picture). Please let me know if I should take the...
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    2002 Mercruiser 4.3 MPI Belt Makes Noise and Looks Off Track(By water pump pulley)

    Hello, I have a 2003 Regal Comodore with twin 2002 Mercuisers 4.3 MPI (Bravo 3). I just noticed that my port engine is making make a noise. It comes from the belt. It seems like the water pump pulley is not turning straight. The belt seems fine (I fully inspected it). Its a raw water intake...
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    Wema fuel sender Damaged. Rod and float came lose inside fuel tank

    Hi, I have a 2003 Regal Comodore 2860. The fuel gauge doesn't work. I checked the fuel sender and it seems like the rod came off (you can see a thin rod w diodes in direct contact w the fuel). The rod measures 13" . I can order a new fuel sender (I think just another wema 13" should be fine)...
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    2002 Mercruiser 4.3 MPI dies when running at 3500 RPMs Then runs fine at lower RPMs

    Hello, This is not the first time I post this problem. I?m just starting a new threat to avoid confusion. I initially though that it was an electrical problem, but after hours of checking, the electrical seems to be fine. I have a 2003 Regal Comodore with twin 2002 Mercruisers 4.3 MPI (Bravo...
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