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    Oil Extractor

    Good day, I want to remove the old oil in my Twin 4.3L Merc. With those Manual Oil Extractors it takes for ever to pump all the oil from both engines. I have a 12v Fluid Pump that I can use if possible. My question is; If I remove the Oil Dipstick from the Metal Tube and use the right size of...
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    I was just wondering when time for stern docking

    I have twin Merc 4.3LX that both prop turn clockwise. I was told that I should have one prop turning CW (port) & one prop CCW (starbord side) Does it really make a big difference ( 2 props turning CW) when time to dock stern in ? Next season I will have to dock beetween 2 fingers and stern in...
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    Winterizing Water Heater

    Shortly I will winterize my engines for Winter. The Water Heather in the Boat can be feed with Water coming from the engine. For Winterizing I will remove the 2 Hoses coming from the engine, attached them together so I can Bypass the Water Heater. From that point, Can I only empty the Heater...
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    Need to Replace my Teleflex Steering Helm

    I have Twin Engine with Power Steering. Only the Port Side engine is connected to the steering. I have an opportunity to buy a replacement Steering Helm at Low Price. Presently on my Helm it is written; LEHELM-SH5023 HELM-SH5075 It is a Single Engine Helm. The new one I can buy new as the...
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    Is it OK to run at 3400 rpm for 1 hour

    Good Day I have twin 1989 Merc 4.3LX and was wondering if it was OK to navigate at 3400 RPM, 27-28 MPH (On plane) for 1 hour ? Should I slow down for a while to cool off the engines ? Thanks
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    Jerky Power Steering

    Twin Merc 1989 4.3lx s/n OC534197 with Alpha One s/n OF162054 Only One Engine is connected on Power Steering. My Steering Wheel is hard to turn & jerky. The pump is full of oil, I tried to bleed with no result. The Power Steering Cylinder Ram located on the transom seems the function properly...
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    Mercathode System

    On my Operation and Maintenance Manual they are taking about Optional Mercathode System that can be install. I have twin 1989 Merc 4.3LX s/n OC534197 & OC454332 with Alpha One Stearn Drives s/n OF162054 & OF162055. If I have Mercathode System install, Were would it be located on the Engine ...
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    Hard to Turn Air Bubbles in the Line

    I have 2 Mercruiser 4.3Lx 1989 in my boat. Each Engine as a Power Steering Pump installed but only the Starboard Engine is connected with a Belt. At the Helm I have installed Teleflex SH-5023 Helm safe-t . I am pretty sure that is a Rotery System. When I turn the Steering Weel I can Feel Like...
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    Bravo3 & Alpha1 Shift & Throttle Cable adjustments are they the same?

    A friend has a Bravo3 Stearn Drive that needs shift cable adjustment. He played with the adjustment without knowing what he was doing. Are Bravo3 & Alpha1 Shift & Throttle Cable adjustments are they the same?
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    Depth Sounder Plastic Window hard to read

    I have a 1989 Boat. The Depth Sounder Gauge works perfect but very hard to read. The Clear Plastic Surface is faided by the sun, I guess, and I hardly can read the information. Is it possible to Polish, Clean the Plastic Surface ? What Product to use ? Thanks
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    Gas Line

    2 x Mercruiser 4.3LX I will be installing 2 Fuel Water Separator because I have none installed at the moment. My installation require to install 90 degree connector on the Gas Line. Is it OK ? Will it cause Flow Restriction in the hose ? HPLou
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    Adhesive Sellant to replace Black Plastic Trim around my Winshield

    I cannot find a replacement Windshield Trim, my boat is a 1989, so I will use Black Adhesive Seallant. What Product should I buy to do the job?
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    Insulation/fire Proof

    Good Day, I need to replace the insulation under the Motor Access Trap (approx 4ft x 3ft x 1in thick). The boat is 1989 and the black material used at that time is deteriorating like crazy. Just buy touching the stuff. What material should I use to replace it? I think it needs to be Fire Proof ...
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    Shift Cable Below

    Alpha One MR I will be replacing my shift cable & bellow. Do I need to put Bellow Adhesive on The Shift Cable Bellow ? Thanks
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    Installation of Water/Fuel Separator

    Good Day, I have a Twin Engine Boat (4.3LX's) with one (1) Fuel Tank. I do not have Water/Fuel Separator Install. Should I install 0ne (1) Kit / Engine or One for Both Engine ? Thanks.
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    Temperature Question

    1989 Mercruiser 4.3LX S/N OC534197 When I navigate the Temp Gauge reads 120-130 degrees. I was winterizing the motor last week and with the Muff The temp Gauge was reading 160 witch is the right Temp for my engine. What can cause the Temp to be different on Muffs & on the water when navigating...
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    Replacing both Shift Cables need P/N (Alpha One)

    1989 Alpha One S/N OF162054 & OF162055 I will replace both Shift Cables and want to buy the Full Kit including the Bellows, Bearing, I want to buy the right item, I am looking for the P/N for the Full Kit if it's available. Can you please give me the P/N I should be ordering based on the S/N I...
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    Looking for the right Teleflex ''TFExtreme'' Lower Shift Cable P/N

    I have 2 1989 Merc 4.3LX S/N OC534197 & OC454332 2 1989 Alpha One S/N OF162054 & OF162055. I need to replace both Lower Shift Cables. I read that I should buy the Teleflex cable TFExtreme with is the best. I am looking for the P/N so I can order the Right Cable. Thank you
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    Power Trim on Twin Engine Boat (Alpha Ones)

    It is my first Twin Engine (Merc 4.3LX) Boat & I was wondering, when cruising, Do you ever Trim One Stern Drive only when cruising? Is there a need for this configuration .... beside having a defective drive? I think Both Must be at the same Level?
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    Navigate at Low RPM

    Good day, I have a 29 feet Cruiser Boat with 2 Merc 4.3LX & Alpha Ones. My Boat weight is 9000 lbs. Most of the time we cruiser at low RPM (1400 to 1800) and Enjoy. At that RPM the Bow is UP a bit but confortable to navigate. I realized that at that same RPM if I put Full Trim Down the boat...
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