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  1. mr300z87

    Failed 1 yr old battery??

    Last weekend we met some friends out at Tices shoals a local anchor spot, in our Sea Ray Sundance 250, when we first got there I switched over to what I thought was my start battery and tried to re start the engine with out success. Switched back to both batteries and she fired up no problem...
  2. mr300z87

    1996 Johnson 90 SPL won't plane intermittently

    My friend has a 1996 Johnson 90 SPL on a Aquasport 17 center console that is having and intermittent problem running above 3000 RPM. The symptoms are a slight miss at idle barely noticeable if not used to the engine, when throttled up it will only get to 3000 RPMs and will not get on plane...
  3. mr300z87

    Gen VI 7.4L Bravo New Raw water pump fail on initial start up! Why?

    So today I installed a new Impeller and pump housing on my 7.4L. This is the engine mounted pump with the fuel pump mounted to it. I started this morning by removing the entire assembly so I could change the gear oil in the fuel pump cam area. I then install brand new Mercrusier parts with a...
  4. mr300z87

    2003 Yamaha 225 4 stroke stiff shifter

    Hi all, I am posting for my friend as he is not computer literate, my boats have been I/O I mainly hang in the mercruiser section and restoration forums. My friend has a 225 Yamaha 4 stroke and has owned it since new. He being and airline mechanic by trade has maticulusly maintained it. The last...
  5. mr300z87

    Trashed Carb'd 5.7 Swap to 5.0L EFI

    So i am not sure if I should just revive this thread or start new, but we pulled the engine out yesterday with plans to install a remanufactured long block. It was a pretty easy job pulling it out. The only real issue I had was one or the rear mounting nuts spun in the cage in the inner transom...
  6. mr300z87

    New Member and New Owner

    Found your owner manual in listed in the 1991 model year?? When I opened it, it says 87 - 91 pachanga 22
  7. mr300z87

    Mounting transducer in hull

    Not sure if this is the right place for my question but it is related to my electronics so here it goes. I have a 1990 Sea Ray Sundancer, I had installed the transducer for my Chartplotter/Fish Finder in my bilge 2 seasons ago with standard silicone caulk from Lowes. I am using this for depth...
  8. mr300z87

    Weird high idle issue Gen VI 7.4L carb

    I am having a weird high idle issue when coming off cruising speeds and I am not sure what to look for. The boat is a 1990Sundancer 250 with Gen VI 7.4L/Edelbrock carb bought new in June of 2017thunderbolt V ignition with knock sensor. The boat runs awesome no issues getting on plane cruises...
  9. mr300z87

    Trashed Carb'd 5.7 Swap to 5.0L EFI

    So here is my situation, I have a 1989 Invader V210 cuddy cabin that is in near perfect condition. It has been in dry dock for the last 2.5 seasons because of a trashed 5.7L and a running Sea Ray Sundancer 250. See link for back story...
  10. mr300z87

    using an quadrajet from a 5.7L to trouble shoot one on a 7.4L

    There is a new freind i recently met at my marina he and his girlfriend just bought a 1974 30 ft Trojan which has a single Gen 5 or 6 7.4L with Q-Jet. Before buying the boat as a summer get away it had not really been run in a number of years. The engine runs smooth but has cold start issue...
  11. mr300z87

    mercruiser 7.4L engine replacement project

    Since we starting using Tik Tok last season on of the things that was on my priority list of repairs was to swap out the gauges since, The gauge lights did not work and some of the plastic bulb retainers were broken from years of baking in the sun. Before splashing a few weeks back I replace...
  12. mr300z87

    transom leak

    As Rick said 2 are for the trim sender, those snake up the engine and connect to the engine harness at the Merc Cathode (Blue Box) mine is on top of the engine next to the carb see circled. Not sure where your is as the one on my 5.7L it is on the front of the engine near the mechanical fuel...
  13. mr300z87

    Can't Remove Flame Arrestor

    I think this photo show what the OP is talking about. I wondered what they were for. My carter carb (similar) on my 68 Plymouth does not have them neither did the Edelbrock I put on my Sea Ray this past summer. They screw on with the metering rod cover. If you remove the screw the metering...
  14. mr300z87

    Bennet Trim Tab cylinder leaking

    Thanks AD for the the response and the link to your thread as it looks like I will be doing the same thing sometime in the spring. I went into the bilge this morning and found the nipple going through the transom and into the cylinder to be only hand tight. Thought that is weird but how could...
  15. mr300z87

    Bennet Trim Tab cylinder leaking

    Couple weeks a go I pulled my 1990 Sea Ray Sundancer 250 out for the season and while cleaning her up before I cover her for the winter I notice oil around the port side trim tab cylinder see photo It looks to me like it is coming from between the transom and the mount. I my understading in...
  16. mr300z87

    mercruiser 7.4L engine replacement project

    So here we are October 8th and our 2017 boating has come to a close. We had an absolute ball on Tik-Tok all summer and after the new carburetor replacement back in June she has ran flawlessly and saw a total run time of 26.7 hours. Since it is raining and gross here today I figure now was a...
  17. mr300z87

    QuickSilver Dual Controls - Shift Interuppter Issue ???

    Hi Ted, First let me say that intermittent problems like this are really frustrating to diagnose as you know. Since you have Bravo drives there is no shift interrupt switch as they are used only on Alpha drives to assist engaging and disengaging the clutch dogs in the shift mechanism. I think...
  18. mr300z87

    Repair of Ritchie Compass

    Today was a beautiful day here in NJ so the wife and I decide to go to the boat for cruise, before we departed I re installed the repaired compass. I did forget to bring the gasket though so I need to take it back out :facepalm::facepalm:. No big deal its just 3 screws. The pin bubble is...
  19. mr300z87

    Repair of Ritchie Compass

    Here I found the cause of the leak dried out cracked diaphram. At first I re assembled everything with new diaphragm, dome o-ring, dome and filler screw o-ring and tried to fill through filler hole which is about 1/8". I was using a 10ml syringe I got from the CVC pharmacy (just asked the...
  20. mr300z87

    Repair of Ritchie Compass

    Next I removed the 8 screws that held down the dome These are the new part ordered from Ritchie
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