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    Speedi Sleeve for 3.7 Water Pump Shaft

    Re: Speedi Sleeve for 3.7 Water Pump Shaft Yes I can help. I did the speedi sleeve thing 2 seasons ago. Here is a pic of the box. Numbers match yours. These were the widest ones and worked well. I would only caution that you have your seals pressed into the cover by the marina or boat shop...
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    Merc 470 alternator install - but sparks from the cable. Did I goof?

    Probably not as dramatic as it sounds. Wagner dc-60 kit with one wire alternator. I wired as Bondo-o suggested (Thanks for the help Bond-o!)and used the Delco diagram. removed the orange wire; and the alternator wire to the solenoid on the starter. Cleaned the connections etc. All seems good...
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    Help wiring alternator kit for merc 470 - I have 2 solenoids????

    This is a one wire alternator kit; Wagner dc-60 The instructions say "If you have a Delco starter with the solenoid on the starter" do it this way; OR "If you have a prestolite starter with the solenoid mounted near the old voltage regulator on the side of the block do it this way". Trouble is...
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    90 amp fuse needed for 470 alternator conversion kit?

    I boat an alt. conversion kit and it arrived today. (wagner-dc60) Nice kit. Noticed in the literature that if you have a Delco Starter it says you need a 90 amp fuse kit. I was not asked what starter I had at order time so I'm a little confused. Would like to hear from the 470 club and the...
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    My 3.7 mercruiser overcharging - help please.

    First let me say this forum is invaluable to folks like me. I am a shadetree guy; and have been able to repair my engine and boat because of you fellas. 1988 Stingray SVB 176 ; 3.7 merc I/O Alpha One So here it is. First trip out 2 weeks ago. I had drained out the old gas from my tank; put in...
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    What do I check after a SHT with my'88 mercruiser 3.7lx

    Ok; so here it is. Rolled out the boat and put it on the muffs to run the motor and check things out. About 18 months ago I replaced the water pump seals but haven't been on the water since. So there I am - water pressure at the muffs and after checking all the fluid levels (Closed coolant...
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    Help with a Nissan UD diesel

    The truck is at my work. It is a 1991 UD1800. 4 cylinder diesel box truck. Six wheeler. I realize this is not a boat etc. but I was hoping you diesel fellows might help. It is left to me to fix the truck - and I'm a diesel newb. Symptoms: Intermittent hard starting. It will often start if left...
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    Checking oil with boat on trailer - how to do it?

    ---470 3.7 '88 Stingray 176ss--- My manual says check your oil with the boat on the water. I'd like to reliably check in in the garage on the trailer. What is the right way to do this? I can get the engine level by putting a level on the valve cover; and adjusting the trailer jack. But should...
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    Thanks guys - my 3.7 is up and running!

    To all of you who chimed in on my cam seal replacement thread; a hearty thank you! The repair is complete and there is no leak now. As it turns out; one of my troubles was with the timing cover. The cover had a slight warp and As a result I could not put the cover on using both locating dowels...
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    470 stator wiring help please

    I have an '88 470 that I just am finishing replacing the cam seals on. A little tough only because of the unknowns, interruptions etc. But I have a question about wiring the stator to the regulator [ It's all oem.]. I labeled the wires before I pulled them off; [yellow with red stripe] but as...
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    470 Cam seal woes

    Ah man .... Finally got around to putting my timing cover on but didn't count on the outcome. Short story - I used a section of cork gasket for the front of the oil pan. But the old gaskets outside edge was swollen and I had a matched the new section to it. This made the cover too high; and...
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    Merc 3.7 Remove the crank key before installing timing cover?

    I don't see this anywhere but I want to know - "Do I need to remove the crankshaft key in order to re-install my timing cover with the new seals in it?" I took it off that way but that was an old seal - now I'm ready to put the cover on and am looking at the key - which is pretty tight in there...
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    470 cam seal issue-Okay to remove scratches from speedi-sleeve?

    For those of you who've offered advice on sleeving my 470 camshaft; I've discovered the .375" sleeves were a nice fit after all. I did have some trouble installing the sleeves however. Putting them on the shaft was no trouble -But I nicked/scratched the surface of one of them when I tried to...
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    A Speedi-sleeve question - What to do??

    Hi fellas - 1988 3.7 motor. I am replacing the cam seals and adding speedi-sleeves. I called my local NAPA guy (good guy) and gave him the measurement I took off the end of the camshaft. (.8172") My NAPA guy said the rep. needed my seal part no. which I gave him. He said the rep told him I...
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    3.7 stator issue

    Pulled apart my 3.7/165 (1988) To replace the cam seals and found some rust on the stator. Appears it was epoxied originally. Was this for insulating purposes or just to prevent corrosion? I need to stick with the original setup for cash sake. Should I clean up and epoxy or paint? Anyone deal...
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    Replacing cam seals and have some questions..

    Boat is an '88 Stingray SVB176SS Motor is the 3.7 merc with I/O I noticed weep hole weeping and finally got into the motor tonite. (Motor is in boat) Have been reading rereading the fix notes here and at sterndrive site. Got the motor torn down to where the timing chain is exposed. I found the...
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    Coolant weeping from engine water pump

    1988 mercruiser I/O alpha1 4 cyl 165 inline. Just replaced the HEX last year. This afternoon on the muffs I got 'er going. Noticed some coolant in the bilge. Once engine warmed I saw a small drip. After I removed the coolant recovery bottle mount bracket; I saw the coolant coming from the weep...
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    Questions about 470 exhaust elbow

    I am replacing the gasket between my exhaust manifold and coolant reservoir on my 470 - 3.7 4cyl. I've cleaned up the outside of the piece; but inside kind of baffles me. There is a fair amount of carbon around the holes where the freshwater drains through the tailpiece to the bellows; but I...
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    Should there be any heat here?

    1988 Stingray open bow, Merc Alpha One/3.7 litre Took Pop (old salt - snailboater) out for a cruise on the boat 2 weeks ago. He kept hanging over the transom muttering; but wouldn't say why. I asked him later "What was up?" and he replied that when underway, 12-15 knots "he put his hand on the...
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    Is it necessary to use alignment tool on this drive?

    I was reading through some posts and saw this one. <http://forums.iboats.com/showthread.php?t=208347> The gentleman removed / re-installed his drive during his fortunate resurrection of this boat. I noticed that no-one advised him regarding drive alignment. Is using the grease and alignment...
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