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    Riser has been leaking.

    Hi all 1998 Bayliner 2452, 5.0 V8. The boat is out of the water for winterizing, i don't know why but luckily i decided to remove the exhausts, manifolds etc so it would be a lot easier to carry out compression tests plug changes etc. Starboard side was ok but the port side bottom riser gasket...
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    Fuel gauge

    Hi All I've recently replaced my fuel gauge and sender, i dipped my tank and know it is half full. With ignition on the gauge is showing empty but it is only with the revs say above 2000 rpm that the gauge shows the true value, i.e lower revs lower value. Wondering if there is a bad connection...
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    Sight bottle gear oil loss

    Hi I have a 1998 Alpha one gen 2, The outdrive was recently servced by an engineer and pressure tested. All of the inline pipe and inboard reservoir was completely emptied and refilled with fresh oil. The first few short trips there was no oil loss but on the most recent trips when she has been...
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    fuel tank issue

    Hi again!! Trying to install a new fuel tank sender with the five hole screw pattern. Does this install on a set pattern i.e. it'll only line up with the existing hole in one position. The sender wouldn't line up with the pattern, i tried the old gasket and it would also only line up in one...
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    Block corrosion

    Hi again!! easier one for you all this time!! After recent experience of corroded manifolds and risers!!! The main engine block is also cooled by raw salt water, does the block tend to get corroded as bad as the manifolds, what is the life span etc?
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    Riser temerature difference

    Hi Thanks to everyones help as i have now changed both manifolds and risers on my 98 v8 5.0l. They were both badly blocked. I now have a good flow from both sides at the exhaust, after a good run to check for leaks i checked the riser temperatures and one side was barely warm with the stardboard...
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    $GPRMC NMEA Data sentance help

    Hi Just installed a Lowrance 7200c Plotter and i want it to share its Lat/Long with my DSC radio which is a NASA SX35. In the menu system on the GPS it hasn't got the $GPRMC listed as an option can anyone help. The GPS options include different Baud Rates, NMEA 0183 output and input and about...
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    Ouch hot exhaust - help!!!!

    Hi 1998 V8 - 5 litre Mercruiser - non injection, raw water cooled. After noticing a temp difference at the exhaust riser whilst at idle, i took her for a spin tonight to ease my mind and when i checked her the starboard exhaust riser was literally steaming hot and the bent downpipe pipe that...
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    Riser temperatures

    Hi all 1998 Mercruiser V8 5 litre with raw water cooling, First time on the water yesterday and everything ran ok with a constant temp of about 175 i think, (middle of the gauge). Today i started her up and let her idle for about ten minutes and noticed that she was up to temp, then just...
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    Thread Sealant help

    Hi I'm replacing the Oil pressure switch and the manual states that Loctite 592 with teflon should be used!! I have tried everywhere today without any luck, is there another ideal sealant here in the U.k. that i can use. Will i get away with using PTFE tape?
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    Mercruiser V8 fuel issues

    Hi Thanks for everyones help yesterday it all worked great. When i switch the ignition on should the fuel pump be whining continuously or should it start up when the engine is turned over. My fuel gauge on a 1998Bayliner 2452 is reading full even though the tank is half full, will it be the...
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    V8 Cutting Out

    Hi, this is my first post on this forum so please be gentle!!! I have just purchased a 1998 Bayliner with the same year 5.0 V8 with thunderbolt 5 ignition. At the moment it is on stands and out of the water. My problem is that the engine starts and runs fine and after about 10 secs she will cut...
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