need D36 engine advice

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  • #995
    Aldo8100
    Participant

    I strongly recommend you second option.
    A Westerbeke 30 HP with a Hurth transmission.It’s cost also reasonable as compare with one and third option.
    Sure this will be right in this regard.

    #996
    bugbitten
    Participant

    I pushed for option 1 myself, not that that matters much. The owner/friend went with option 3. The yard is supposedly FINALLY making some progress matching up mounts and shaft, but the owner/friend is scheduled for open heart surgery tomorrow, so his focus is elsewhere at the moment. He’s an otherwise extremely healthy 52 year old, so I expect he’ll bounce back quickly and, as soon as the docs okay it, will be at the boat in Trappe and checking out the progress. I’ll let you know what I hear. He was very disappointed not to make the Dickerson get together this year, but is determined to make the next one.

    Just in case they run into issues, though, can someone provide me with contract info for Paul Rybon?

    thanks

    John

    #997
    Algernon
    Participant

    Useful tips share for such problem i hope its fix with this ideas and tips,.
    I really appreciate such helps,.
    Keep it up guys,.

    #998
    bugbitten
    Participant

    The owner’s heart surgery went well. He’s got about 3.5 more weeks of not being able to drive, then we may all head to the boat in Trappe and try to move it to Deal Island, where he can keep it with a friend for free. If I get an update on the engine install progress, I’ll let you know. If I get up there myself, I’ll get some pics to post.

    John

    #999
    bugbitten
    Participant

    The engine is now mostly installed. I believe it just has some electrical connections remaining. The owner is recovering well and plans to spend a couple of days on the boat starting the 11th. We will probably help him move it from Trappe to Deal Island the following weekend or, if it isn’t quite ready, Labor Day weekend. I’ll have a final update and some pics after that.

    John

    #1000
    bugbitten
    Participant

    Latest update, and it’s not good news. The engine install was completed, the engine fired and ran briefly. There were then some loud clanging noises (I’m getting this second hand, from the tearful owner, and he himself wasn’t present at the event) and the engine quit. It will not restart. I’m hoping maybe it’s air in the fuel lines. If Oscar the mechanic at Gateway Marina in Trappe can’t get it going, we may want to try the above recommended Paul Rybon. Does anyone have contact info for him?

    Thanks.

    John

    #1001
    bugbitten
    Participant
    tifenni wrote:
    To see a http://www.mmolive.com/ and http://www.mmohome.com/ world in a granda of stand.And a heaven in a wild flower.Hold infinity in the palm your hand and eternity in an hour.

    Been there, done that! Now what about having Paul Rybon’s contact info in the palm of my hand?

    John

    #1002
    Irish Mist
    Keymaster

    Hi You can cotact Paul at paulrybon@comcast.net or 410 200 6751

    He is a very nice and competent guy.

    Irish Mist

    #1003
    bugbitten
    Participant

    The owner talked with Paul. He was very impressed. Paul felt that the owner had followed a reasonable course in trying the used 4.107. He knew the mechanic, Oscar, and felt he probably had done a reasonable job. Oscar was in an accident and now is out of the picture. the owner wants to move the boat to a friend dock in Deal Island (Chance). This with no engine. Anyone willing to tow us out to the Choptank from Gateway Marina next Saturday?

    John

    #1004
    Fleet Captain
    Keymaster

    Sorry that we are back in Hampton Roads and not available for tow duty, but I did stop in during a recent road trip and saw “Koshka” proudly riding in her slip at Gateway.

    I’m sure somebody there can get you out of the marina and into the breeze. Just wait for a nice northerly.

    #1005
    bugbitten
    Participant

    We moved Koshka from Trappe to Deal Island about a month ago. About eight hours of the trip were without wind, so we ferried her along with an inflatable with an outboard strapped to her port side during that time, sailed the rest. The owner is strongly considering an electric motor, having had about enough of the diesel experience. He needs to know the specifics on the prop. His surveyor said it had an eight inch pitch, but the photo he has of it looks like a six. Anyone know the standard prop dimensions?

    #1006
    bugbitten
    Participant

    Looks to us like it’s stamped 14LH6. Any chance that 6 could really be an 8?

    He’s looking at a 48V system from these guys: http://www.electricyacht.com/

    Thanks.

    John

    #1007
    Mike Aitken
    Participant

    Walked out to the driveway to check…
    Mine is also a michigan wheel…14 LH 6 ……No “8” on mine. I’ve also got the 2:1 paragon SA tranny….pushes the boat nicely…

    Electrics??..A buddy of mine looked at electric drive for a 30 footer…Installed cost +/- around $18,000…..ouch.
    Mike

    #1008
    bugbitten
    Participant

    Thanks, Mike. 14 LH 6 it must be.

    The owner’s looked into the electric route thoroughly. It’s going to run $9K for equipment, including batteries and a small genset for extending their range. This same set up has been used on a Catalina 40 with a high degree of owner satisfaction. I think he’s going to tackle most of the install himself (he does have a background that’s related). If not, the cost will obviously go up considerably.

    I’ll keep you posted of his progress. At some point, I know he’ll show up at a Dickerson event, so you’ll get a chance to check out the conversion first hand.

    John

    #1009
    Mike Aitken
    Participant

    Electrics are a fascinating option. I’ve bumped into a couple guys on the lakes in NH that have “lake boats” that are all electric…Very interesting technology. I’ve followed the thread for years…Motors are better & Batteries (the key) are better/cheaper…..I’ll be interested to see what he ends up with.

    I’d suspect that the Prop conversation is a “moot” point if he goes to electric, since he will probably need new prop, shafting, ect to “marry” to the electrics motor … …that being said the electrics might work…since the 4-107 hp/output curve at 1600 rpm , figuring tranny efficiency loss, ect is probably around 16 “brake hp” …I looked at my books last night (for fun) and between Skene & Dave Gerr the HP requirements for the Dickerson would be around 4HP per displacement ton….12,000lbs/2= 6 * 4 = 24 HP…..running that at 70% is around 18.5 hp….The big issue will be prop speed/torque.

    The westerbekes in these old boats (4-107 or 4-108) were probably a bit oversize, but were “the best option/value” at the time. Skene figures in transmission loss, ect into his formulas….I would not be surprised if the Electric folks are talking about a motor in the 18 HP range….Probably a reasonable diesel re-power for these boats is a 3 cyl diesel in the 28/30 HP range…..I find this a fascinating exercise.

    Love to hear more.
    Mike

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