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  1. mr300z87

    Replacing batteries advince needed

    So I am looking to replace 1 of my 2 batteries this season and the other in the spring next year so that so I have a 1 year stagger between them. These are for a Sea Ray Sundancer 250 with a Merc 7.4L (see project thread in signature file). The batteries in her now are the ones from my other...
  2. mr300z87

    HDS 5 transducer

    Hi all I am looking for advise as to what to do to get my Lowrance HDS 5 chartplotter/fish finder to read depth through the hull. I bought this unit used for my SeaRay project boat. See signature file. I do not fish so the primary function will be chartplotter and depth. It came with a brand...
  3. mr300z87

    mercruiser 7.4L engine replacement project

    Just a quick update, yesterday was launch day and although I was excited I was also nervous. Going over everything in my head trying to figure out what I forgot of messed up; LOL Any launch went well and a quick motor at no wake speed across the Toms River to my slip. After getting her tied up...
  4. mr300z87

    mercruiser 7.4L engine replacement project

    After almost 4 years since my first post on the this thread I am about a week away from splashing her. I took the week off and spent most of it working on getting ready to splash yesterday. I did not make it unfortunately. Here a some of the item I got done even though most are not engine...
  5. mr300z87

    mercruiser 7.4L engine replacement project

    I did some work on the boat today, mostly cleaning and going through the electrical and pluming systems to see what works and what needs to be fixed. I did not feel like dragging the hose out to the boat and running it so I did not mess with the cold start issue. I too boat in the summer time...
  6. mr300z87

    5.7L Rochester carb issue we think

    Hi all, I have posted before regarding my friends 5.7L in an 89 Sea Ray Sundancer 250 that ingested water on it second voyage after a rebuild. Anyway last fall he pickup a running drop in 260 HP 5.7L Rochester 4 barrel thunderbolt IV engine of 89-95 vintage. Before he bought it they did a comp...
  7. mr300z87

    How fishable is a mid 2003-2008 Sea Ray Amberjack

    So my friend ask me to post here to see if anybody out there has a 2003-2008 Sea Ray Amberjack to find out how good of a fishing boat it is. A little back story, he currently has a 2003 Aquasport Exporer 250 25Ft walk around cuddy that is mostly used inshore fluke, stripper, ect, an occasional...
  8. mr300z87

    mercruiser 7.4L engine replacement project

    Here are a couple pic of today. It was a gorgeous day. Getting her untied In the water I must say she looks much better in the water than in my driveway on the trailer.
  9. mr300z87

    mercruiser 7.4L engine replacement project

    After we went to look at all the new boats we can not afford at the boat show. I came home to started working on wheel bearings. Now as those who have done this know it is a very dirty messy job, fun fun!!!! What I found was not what I was hoping for. Wheel 1 outer bearing perfect, inner bearing...
  10. mr300z87

    mercruiser 7.4L engine replacement project

    More progress yesterday, first up was trim rams and hoses, then on went the Bravo 1 outdrive with the help of my good friend and boating partner Don. We then did a quick engine run on muffs, and engaged the drive into forward and reverse, Don shot a video of that but its on his phone so I can...
  11. mr300z87

    mercruiser 7.4L engine replacement project

    Update: Last weekend I was able to assemble the Bravo 1 Drive I have for this boat. The 17 P Quicksilver Mirage prop I bought, install for the photo opp. This was the OE prop according to the Sea Ray documentation I found on their web site. I figure its at least a good starting point and it was...
  12. mr300z87

    mercruiser 7.4L engine replacement project

    More progress!! yesterday I was able to assemble the transom housing with new bellows and shift cable. It was a nightmare getting the bellows on to the bell housing, we wrestled with that for almost an hour. I do not recall it being that tough when I did it on the Invader a couple years ago. But...
  13. mr300z87

    Trim Tab pump compatibility

    Not sure if this is the right place to post this question but here is goes anyway. I am working on a Sea Ray Sundancer 250 see link in signature and it is looking like the Bennett trim pump http://www.bennetttrimtabs.com/product/hydraulic-power-unit/ is NG possibly submersed in sea water...
  14. mr300z87

    mercruiser 7.4L engine replacement project

    Well here it is the 28th of August. My Invader needs an engine so no boating for us. http://forums.iboats.com/forum/engin...at-need-advice So we decided to scrap the remainder of boating season this year a concentrate my efforts on this project for 2017. Yesterday after a slow start since I had...
  15. mr300z87

    5.7L bravo 1 Water in cylinders 1 and 3 after overheat need advice

    First some back history. Three weeks ago my wife and I went out for an evening sunset cruise, my lack of attention to the missing channel marker caused me to suck some sand through raw water pump into the water hose located under the engine and caused an overheat This is a BRAVO 1 with the...
  16. mr300z87

    Riser/elbow gaskest

    So today I installed the manifold on the Gen VI 7.4 Liter project Sea Ray engine (see thread in Signature) and am ready to install the 3" risers and elbows and want to make sure I use the correct gaskets. This is a raw water cooled engine with standard cooling there is only a water hose going...
  17. mr300z87

    mercruiser 7.4L engine replacement project

    With the weather report iffy today instead of spending the day on the boat in the water I found some time to work on project Sea Ray and I an happy to say things went well. Tightened up all fuel and PS fitting filled PS pump with fluid installed test battery from my 68 Plymouth. Got fire...
  18. mr300z87

    mercruiser 7.4L engine replacement project

    Update: I worked on the boat almost all day and am to the point where I need to go over all the fastener and double check to make sure everything is tight. I friend came through with a couple of 7 ft lengths of 1AWG welding cable with lugs at both ends for temporary connections to the battery...
  19. mr300z87

    mercruiser 7.4L engine replacement project

    So it has been since October that I have worked on project Sea Ray. My Invader is runing great and we have been spending lot of time burning gas in that. I am off from work this week and have set a goal to have the engine running in the Sea Ray this week. I started final assembly of the engine...
  20. mr300z87

    Gear oil in Bravo Raw water pump

    Hi all, I have finally started working on getting the engine running in my project Sea Ray (see link in signature) and am at the point of putting the raw water/fuel pump assembly together. I know that the Merc Manual says to use their 90 wt HP gear oil in the fuel pump cam cavity. My question...
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