Forum: For Sale - Engines and Engine Parts
12-10-2021, 12:14 PM
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Replies: 6
Views: 1,786
Box of Atomic 4 parts-Free
Having exited the Atomic 4 community a couple of years ago when I bought my Cape Dory 28, and in no apparent danger of going back soon (my dreams of an A4 powered motor launch not withstanding) I'd...
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Forum: General Interest
10-31-2018, 10:55 PM
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Replies: 4
Views: 1,733
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Forum: For Sale - Engines and Engine Parts
10-24-2018, 12:01 PM
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Replies: 1
Views: 1,218
Early model parts-starter etc.
I have some early model engine parts that I have collected over the years and have no use for. So far I’ve found a starter, distributor, two mechanical fuel pumps (one good, one probably best for...
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Forum: Grampian
03-14-2018, 06:06 PM
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Replies: 13
Views: 12,559
Thanks, Tom!
I have determined that the...
Thanks, Tom!
I have determined that the engine does have compression (http://www.moyermarineforum.com/forums/showthread.php?t=10602) so I am proceeding confidently towards getting it to run. Other...
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Forum: Troubleshooting
03-14-2018, 06:00 PM
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Replies: 17
Views: 4,868
So if I understand correctly, the difference in...
So if I understand correctly, the difference in dry and wet compression is that the oil creates a better seal between the piston rings and the cylinder wall. So the idea is that, while running, the...
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Forum: Troubleshooting
03-13-2018, 10:29 PM
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Replies: 17
Views: 4,868
Did a proper compression test today. Dry,...
Did a proper compression test today. Dry, cylinders one and two came out at 65 and 75 psi respectively. After adding a little MMO to each cylinder, got 120(!) and 95 respectively. I was pretty...
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Forum: Troubleshooting
03-08-2018, 08:17 PM
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Replies: 17
Views: 4,868
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Forum: Troubleshooting
03-08-2018, 06:26 PM
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Replies: 17
Views: 4,868
Okay, so using the allen key trick and some...
Okay, so using the allen key trick and some creative lighting I discovered that one and two both had stuck valves. I managed to work both free and they now operate correctly. I couldn’t get a good...
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Forum: Troubleshooting
02-27-2018, 09:53 PM
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Replies: 17
Views: 4,868
Understood. All I'm looking for is movement of...
Understood. All I'm looking for is movement of the valve. Knowing about the allen key trick and having to squirt MMO directly on the valve makes me more optimistic. My big fear is a cracked block but...
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Forum: Troubleshooting
02-27-2018, 08:18 PM
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Replies: 17
Views: 4,868
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Forum: Troubleshooting
02-27-2018, 06:04 PM
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Replies: 17
Views: 4,868
No compression on 1 and 2
Finally got a compression gauge on the Atomic 4 in my Grampian and the results are not encouraging. Cylinders one and two have zero compression. Three and four have 90 and 105 respectively. A friend...
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Forum: Grampian
02-06-2018, 08:55 PM
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Replies: 13
Views: 12,559
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Forum: Overhaul
01-23-2018, 10:32 PM
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Replies: 40
Views: 12,644
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Forum: Grampian
11-25-2017, 11:04 AM
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Replies: 13
Views: 12,559
Glad you checked in! Yours is very pretty, I do...
Glad you checked in! Yours is very pretty, I do like the full width cabin trunk, too. I can't wait to have mine out sailing, everyone is telling me they sail beautifully. I'm curious, I see you have...
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Forum: Grampian
11-20-2017, 05:05 PM
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Replies: 13
Views: 12,559
Resurrecting a Classic 31
I was given a Grampian Classic 31 here in Annapolis this fall, and I have had her hauled out and am working to bring her back to life. I had only just begun looking for a new boat, but when I saw...
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Forum: Grampian
11-16-2017, 08:03 PM
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Replies: 67
Views: 28,307
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Forum: Troubleshooting
10-10-2017, 09:23 PM
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Replies: 13
Views: 3,521
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Forum: Troubleshooting
09-06-2017, 05:01 PM
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Replies: 13
Views: 3,521
Thanks for all the replies. I have a carb kit...
Thanks for all the replies. I have a carb kit order, and the tip about the small wire is very helpful. Will tear her down again and report back.
Edited to add: Yes, the seacock has been closed...
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Forum: Troubleshooting
09-05-2017, 09:48 PM
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Replies: 13
Views: 3,521
Down the fuel rabbit hole
Bought gas from the marina fuel dock. Serious mistake. It ran for about fifteen minutes and then died as we were coming out of the channel. Managed to limp back with the engine running very lean. I...
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Forum: Cooling System
12-31-2016, 03:12 PM
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Replies: 1
Views: 2,283
Fresh Water Cooling basics
I got an old heat exchanger (the horizontal style) along with a nice sea water pump and a badly corroded pulley with my boat and her rebuilt Moyer A4. The boat had been in fresh water since the new...
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Forum: Fuel System
03-10-2016, 06:59 PM
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Replies: 23
Views: 16,741
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Forum: Troubleshooting
11-03-2015, 07:04 AM
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Replies: 31
Views: 7,615
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Forum: Fuel System
08-22-2015, 08:32 PM
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Replies: 30
Views: 7,530
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Forum: Fuel System
07-13-2015, 03:50 PM
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Replies: 15
Views: 6,545
The problem with ethanol is that while it is...
The problem with ethanol is that while it is "renewable" that is not the same as environmentally friendly. It's the same as high-fructose corn syrup, it's an over subsidized product pushed by a...
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Forum: General Interest
07-02-2015, 11:46 AM
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Replies: 5
Views: 3,873
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