Forum: Troubleshooting
Today, 09:50 AM
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Replies: 3
Views: 71
Hello SailingLife.
Here is a link to an old...
Hello SailingLife.
Here is a link to an old thread on rotating the engine by hand:
https://www.moyermarineforum.com/forums/showthread.php?t=11213
Others who know what the access is like on...
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Forum: General Interest
03-22-2021, 02:32 PM
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Replies: 6
Views: 318
Hello Michael.
The top left photo on this...
Hello Michael.
The top left photo on this page claims to be a Utility 4:
http://progress-is-fine.blogspot.com/2013/09/universal-boat-motors-1938.html
Unfortunately I wasn't able to find the...
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Forum: Electrical
03-15-2021, 10:22 PM
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Replies: 29
Views: 1,200
Hello Bill.
This paragraph from the MMI...
Hello Bill.
This paragraph from the MMI instructions for the wiring kit mentions the R terminal I think you are referring to:
"On late model engines with Delco starters, there is an "R"...
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Forum: Cooling System
03-10-2021, 04:27 PM
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Replies: 4
Views: 318
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Forum: Overhaul
03-02-2021, 01:43 PM
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Replies: 4
Views: 346
Hello Dave.
In addition to Bill's link, you...
Hello Dave.
In addition to Bill's link, you may find this information from MMI's instructions for installing an oil pump helpful. Notice that two thicknesses of gaskets are supplied, and that...
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Forum: Overhaul
02-23-2021, 10:53 AM
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Replies: 56
Views: 4,278
Hello Greg.
Here is a link to a file with a...
Hello Greg.
Here is a link to a file with a photo and measurements of an A4 that may be helpful:
https://drive.google.com/file/d/1wBURh1Iv7sl-OuiJDp1Y2-sVyKbSMINf/view?usp=sharing
I've...
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Forum: Overhaul
02-05-2021, 05:08 PM
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Replies: 2
Views: 251
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Forum: Overhaul
01-27-2021, 05:02 PM
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Replies: 7
Views: 608
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Forum: Tools wanted or offered to rent
01-27-2021, 02:42 PM
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Replies: 7
Views: 625
FWIW, I also damaged my tool when trying to...
FWIW, I also damaged my tool when trying to compress the springs. I see in my notes this comment from Don on a possible cause of this problem:
"Over the years, varnish in the oil will...
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Forum: Tools wanted or offered to rent
01-27-2021, 01:27 PM
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Replies: 7
Views: 625
Hello denisla.
The spring compression tool...
Hello denisla.
The spring compression tool is available in the MMI catalog. Here is the link to the tool:
https://moyermarine.com/product/valve-spring-compressing-tool-tool_02_165/
...
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Forum: Overhaul
01-27-2021, 12:25 PM
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Replies: 7
Views: 608
Hello dplidr.
Here is a comment from Don...
Hello dplidr.
Here is a comment from Don Moyer from a related earlier thread:
"There is a small "0" on the front face of one of the teeth of the small crankshaft gear and a small "0" between...
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Forum: Ignition System
01-18-2021, 03:16 PM
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Replies: 6
Views: 359
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Forum: Overhaul
01-16-2021, 10:06 AM
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Replies: 5
Views: 504
Hello Splashdog.
I'm not sure it will help...
Hello Splashdog.
I'm not sure it will help with your situation, but below is a link to drawings that show the locations of the mounting holes for a late model A4. I've highlighted the hole...
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Forum: Troubleshooting
12-26-2020, 06:46 PM
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Replies: 16
Views: 606
Hello Al and Dave.
I believe your original...
Hello Al and Dave.
I believe your original post noted that starter fluid had no effect. I'm curious what you and others think about the view that this suggests problems with ignition. Did you do...
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Forum: Overhaul
11-20-2020, 01:23 PM
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Replies: 4
Views: 622
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Forum: Troubleshooting
11-14-2020, 05:23 PM
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Replies: 11
Views: 755
Tom,
My first concern would be to deal...
Tom,
My first concern would be to deal with the water in the cylinders before that causes more serious problems. Below is a note from Don Moyer that may be helpful.
Best regards,
Jack. ...
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Forum: Overhaul
11-12-2020, 02:15 PM
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Replies: 34
Views: 2,422
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Forum: Safety
11-06-2020, 02:39 PM
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Replies: 11
Views: 1,265
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Forum: Safety
11-06-2020, 12:09 PM
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Replies: 11
Views: 1,265
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Forum: Safety
11-06-2020, 08:48 AM
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Replies: 11
Views: 1,265
Art: If you or others think of measurements I...
Art: If you or others think of measurements I could take of my head, let me know. Also, I’ve tried before to give my head to someone who could use it, without luck so far. The engine was running...
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Forum: Safety
11-05-2020, 06:17 PM
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Replies: 11
Views: 1,265
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Forum: Safety
11-05-2020, 05:50 PM
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Replies: 11
Views: 1,265
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Forum: Safety
11-05-2020, 03:36 PM
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Replies: 11
Views: 1,265
Your pinhole leak sounds similar to one I had....
Your pinhole leak sounds similar to one I had. IIRC, the leak occurred where wire was attached to the head during casting. I drilled and tapped the hole and filled it with a stainless socket plug. I...
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Forum: Troubleshooting
11-01-2020, 08:48 AM
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Replies: 14
Views: 1,002
Hello Tbird.
You mention that the fuel pump...
Hello Tbird.
You mention that the fuel pump was tested, but not how. Perhaps you've already checked for fuel pressure downstream of the fuel pump. If not, a fuel pressure gauge is worth...
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Forum: General Maintenance
10-28-2020, 10:42 AM
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Replies: 27
Views: 2,043
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