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  1. mr300z87

    What is normal engine operating temperature

    After a month long preparation which included upgrading my steering, upgrading to dry joint exhaust, replacing circulation pump, impeller on raw pump (bravo drive external belt driven pump) and a fresh coat of bottom paint my boat is in the water and running great. We have been using it a...
  2. mr300z87

    No powers steering

    For the last couple weeks I have been prepping and upgrading my 1989 Invader in preparation for boating season. Serial #s in signature. The upgrades included replacing the old corroded warn out steering ram with with a new style ram. Last Saturday I launched the boat but because of bad...
  3. mr300z87

    Converting from old exhaust to newer dry joint exhaust

    With the water pump taken care of (see my other thread) It was time to start dealing with other maintenance and upgrades. One the items on my list was to upgrade the steering ram from a crusty, worn out older style to the new type which required removal of the exhaust elbow I decided that now is...
  4. mr300z87

    5.7L circulating pump questions

    Today I started my spring prep to get ready for the summer boating season, one of the items on my list is to replace the circulating pump on the front of my 88 vintage 5.7L (serial no in signature file). I purchased a low hour used OE/Merc/GM pump part # 850399-1 which is listed as the...
  5. mr300z87

    Milkshake OIL 5.7L

    Yesterday I got a call from my friend that the 5.7L engine in his 89 Sundancer 250 would not start what could it be? Today I went over to the boat and went through the standard checks fuel OK, Spark OK. Symptoms are sluggish to crank and the engine wont fire. So I am thinking clogged jets in...
  6. mr300z87

    Adding Anodes to older Bravo trim rams

    Hi all I am getting ready to put my boat in the water for a month long stay at my friends dock behind his house, in brick NJ (IE salt water). My boat has been trialer all it life has no bottom paint (I will proably pull her out after 2 weeks to clean the bottom and I plan to use her...
  7. mr300z87

    Bravo 1 Prop shaft retainer

    Hi all, I hope the forum is getting more stable as they fix the bugs! Anyway I am working on a 1990 vintage bravo 1, it is off my Sea Ray project. It has about 800 hour on it, what I think to be a bad bearing in the propshaft and is a corroded mess :faint2:. So I have decided to use it as a...
  8. mr300z87

    Remove exhaust elbows while in the water

    My friend with the Sundancer 250 is getting his new outdrive installed on Saturday and wants the boat in the water. At my recommendation we want to pull the exhaust elbows from the manifolds to inspect since we do not know how old they are. I already made him return the non OE gaskets and get...
  9. mr300z87

    Alpha 1 milkshake oil

    Today I went to help a friend (the one who gave me the Sea Ray in my signature file) to get his 89 Sea Ray Sundancer 250 ready for the water. His is equipped with the original 5.7L coupled to a Alpha 0ne Gen 1 who's origins are unknown. Last summer his first with the boat he blew up the...
  10. mr300z87

    Need Advice on how to repair fish box hatch

    My friend has a 2002 Aquasport Exporer 250 and last year he noticed that one of the rear fish box hatches was soft. Last week when the weather got good here in NJ we climbed in to remove the hatch and this is what we found after some grinding. It seem that water got into the fastener hole and...
  11. mr300z87

    Anti fouling paint for outdrive

    I am process of re assembling the transom assembly on my project Sea Ray and am almost ready to prep and paint the housing/gimbal ring and drive and was wondering what is best paint for anti fouling and corrosion protection. The boat will eventually (if I don't run out of money first) be kept...
  12. mr300z87

    incorrect serial # stamped in drive? Possible?

    I have a strange finding on what I believe to be the original 1990 Bravo 1 drive from my project Sea Ray and wanted to see what you guys thought. After I was contacted by someone who wanted to purchase the drive I noticed this. On the engine cover which i also believe to be original to the...
  13. mr300z87

    What is the correct bravo bell housing to gimbal ring washer

    I am ordering up some parts to re assemble my 1990 Sea Ray's Bravo 1 transom housing #0D370912 Drive #0D403519 (it is stamped on the drive as well as the sticker on the cover). What is confusing me is, in the Merc parts catalogs I have found 2 different washers listed to go between the bell...
  14. mr300z87

    help with Rochester Carb

    Yesterday I reassembled the Rochester Quadrajet #1708-0563 which originally came on the 7.4 L that was removed from my project Sea Ray (see signature file). All was going well and I was setting the basic adjustments in preparation to sell it to the friend that bought the frozen engine from me...
  15. mr300z87

    Sea Ray 250 Sundancer hull damage need advise

    I am working replacing the 7.4L engine on a 1990 Sea Ray Sundancer 250 see thread. http://forums.iboats.com/mercruiser-i-o-inboard-engines-outdrives/mercruiser-7-4l-engine-replacement-project-623926.html Last week I started to clean the bilge and notice this crack in the hull That is the...
  16. mr300z87

    7.4 liter head bolt

    I am preparing to run my used replacement 7.4 liter engine on the ground before installing it in my project boat. See thread in signature. Today I noticed the head of one of the lower center head bolts is corroded to the point that I may need to used a smaller size socket to hopefully remove...
  17. mr300z87

    mercruiser 7.4L engine replacement project

    As I posted a few weeks ago see thread below, http://forums.iboats.com/mercruiser-i-o-inboard-engines-outdrives/mercruiser-7-4l-intake-manifold-620145.html#post4321024 I am working on a 1990 Sea Ray Sundancer 250DA that was a victim of Super Storm Sandy which includes a 7.4L engine...
  18. mr300z87

    Mercruiser 7.4L Intake Manifold

    Hi All, its been a while since I have posted as my boat is running great. So my wife and I have acquired a 2nd boat/project, a Hurricane Sandy Victim which is a 1990 Sea Ray 250 DA Sundancer. Over all the boat's condition is great, she she took on some water during the Hurricane last fall and...
  19. mr300z87

    Convert 1988 5.7 Bravo to Dry Joint Exhaust

    After reading all the engine disasters regarding exhaust manifolds, I have been looking into the cost of replacing manifolds and elbows when needed. I have line on a set of used dry joint manifold from a closed cooling engine and was wondering if this is an easy upgrade. I understand that dry...
  20. mr300z87

    Power steering hose adapters.

    I am looking to upgrade my worn out old style steering ram with the newer style one I just bought, after getting it home I noticed the openings where the hoses screw into are different than the ones on my older style. My hoses and fitting on the hoses are in great condition and I would like to...
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