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Forum: Cooling System 03-24-2024, 11:49 AM
Replies: 5
Views: 296
Posted By hanleyclifford
The MMI pumps are bronze or red brass; I'm not...

The MMI pumps are bronze or red brass; I'm not sure. In any case yellow brass is fine in the pumps. The real issue is problems in the expensive castings (head, block, manifold) that are not easy to...
Forum: Exhaust System 03-15-2024, 12:48 PM
Replies: 4
Views: 201
Posted By ndutton
Again, exactly correct. Further, no anti-siphon...

Again, exactly correct. Further, no anti-siphon is necessary with the MMI standpipe system. There's no harm in having one if you want but there's no real benefit. Notice in the drawing the exhaust...
Forum: General Maintenance 03-11-2024, 04:19 PM
Replies: 4
Views: 252
Posted By sastanley
Did the ball pop out of the block with the...

Did the ball pop out of the block with the spring? Sometimes you have to turn the engine over for it to ploop out.
edit - sorry maybe I should provide more detail. The oil pressure style in your...
Forum: Electrical 02-23-2024, 10:27 AM
Replies: 2
Views: 183
Posted By ndutton
After several years of experience with mine, an...

After several years of experience with mine, an unexpected benefit was it alerted me to belt wear. I replaced the belt and the squeal stopped instantly. In the pre-tensioner days I could have...
Forum: Fuel System 01-30-2024, 11:40 AM
Replies: 5
Views: 308
Posted By ndutton
A complete replacement is available from Moyer...

A complete replacement is available from Moyer Marine.
https://moyermarine.com/product/18-inch-scavenge-tube-for-late-model-carburetor-fcar_13_60-0/

If you're looking for just the nut,...
Forum: Exhaust System 01-15-2024, 08:00 PM
Replies: 6
Views: 473
Posted By ndutton
The OP said it was a 5411 in his opening post of...

The OP said it was a 5411 in his opening post of the now closed thread. No problem using an MMI hot section for another engine but it may also explain why the support strut is so important for his...
Forum: Exhaust System 01-14-2024, 06:22 PM
Replies: 6
Views: 473
Posted By hanleyclifford
I've never seen a flange like that but would love...

I've never seen a flange like that but would love to hear about it. I don't like the union in the exhaust riser. The idea of a union is to make partial disassembly possible but in this environment I...
Forum: Electrical 01-08-2024, 10:22 AM
Replies: 6
Views: 1,248
Posted By joe_db
If you are looking for wire online, make sure it...

If you are looking for wire online, make sure it is Ancor wire or equivalent that is fully tinned.
As was mentioned about, this will be more than 1/2 day!
* our hosts will save you time and...
Forum: Troubleshooting 01-02-2024, 03:47 PM
Replies: 4
Views: 723
Posted By Dave Neptune
As per Golfdsd75 get a remote start switch...

As per Golfdsd75 get a remote start switch available at most any parts house and rather than hook it up when you need it just mount it permanently near the engine. A great tool to have close whenever...
Forum: General Interest 01-01-2024, 07:08 PM
Replies: 9
Views: 997
Posted By TimBSmith
Happy New Year

Thankful for this community. All the very best in 2024.
Forum: General Interest 01-01-2024, 07:38 AM
Replies: 9
Views: 997
Posted By Mo
Thank you so much Dave. I've been busy. I...

Thank you so much Dave. I've been busy. I pretty much retired as a PA while back but a few years ago took a job driving a heavy hwy plow truck in the winter months. Found the medical field in...
Forum: General Interest 12-30-2023, 10:58 AM
Replies: 9
Views: 997
Posted By BenCT
Happy Holidays Dave and everyone. Thanks for all...

Happy Holidays Dave and everyone. Thanks for all of your help in 2023! I wish everyone a healthy 2024.
Forum: General Interest 12-27-2023, 04:07 PM
Replies: 9
Views: 997
Posted By alcodiesel
Merry Christmas, y'all. One question: What's...

Merry Christmas, y'all.

One question: What's work?
Hahaha. Retired now for 6 years. Now if I can just not die.
Forum: Electrical 12-21-2023, 10:17 PM
Replies: 10
Views: 1,018
Posted By hanleyclifford
16594 from Moyer Notice that no additional...

16594 from Moyer Notice that no additional loads are imposed on the ignition except very small gauge loads.
Forum: Troubleshooting 12-04-2023, 10:52 PM
Replies: 30
Views: 9,947
Posted By Sam
I urge caution with that coil. if your using EI....

I urge caution with that coil. if your using EI. The NAPA IC14 coil is what I run fine with for years with points [early model Prestolite distributor.] Been a few years since I measured resistance...
Forum: Ignition System 12-01-2023, 10:39 PM
Replies: 0
Views: 4,835
Posted By ndutton
Pertronix Electronic Ignition

Pertronix, the manufacturer of the electronic ignition (EI) offered in the MMI catalog has really stepped up their game over the past decade or more regarding issues and troubleshooting. Check out...
Forum: Troubleshooting 11-30-2023, 04:17 PM
Replies: 12
Views: 5,470
Posted By Dave Neptune
While you have been troubleshooting have you...

While you have been troubleshooting have you perhaps left the key on? Leaving the key on can absolutely fry any coil. I post this as advise since it so often happens when troubleshooting. It often...
Forum: General Interest 11-29-2023, 06:09 PM
Replies: 4
Views: 5,219
Posted By Dave Neptune
I don't think blocking the prop and spinning the...

I don't think blocking the prop and spinning the motor is a good idea as you could bend the prop or the shaft which would not be hard to do.

Are you blocking the coupling from the underside so the...
Forum: Cooling System 11-26-2023, 04:28 PM
Replies: 5
Views: 4,289
Posted By Al Schober
Personally, I used brass (local hardware store)...

Personally, I used brass (local hardware store) for 30+ years without issue. Bronze or stainless would be better but difficult to source. First try would be McMaster.
Another consideration (while...
Forum: Troubleshooting 11-21-2023, 05:59 PM
Replies: 43
Views: 14,303
Posted By sastanley
Chris, It would be a couple interesting data...

Chris, It would be a couple interesting data points to know when running:

(+) voltage at the coil (be sure to use engine to ground, not (-) post)
(+) voltage at the alternator post
(+) voltage...
Forum: Electrical 11-19-2023, 12:20 PM
Replies: 9
Views: 4,157
Posted By ndutton
Here is my Cliff Notes version of general...

Here is my Cliff Notes version of general considerations posted 10 years ago:

https://www.moyermarineforum.com/forums/showpost.php?p=69785&postcount=16 and repeated here

(In direct response to...
Forum: Cooling System 11-19-2023, 12:01 PM
Replies: 18
Views: 6,813
Posted By ndutton
You might consider following Moyer Marine's lead...

You might consider following Moyer Marine's lead on this by examining their rebuilt engine practice. A 360° view is found here. (https://moyermarine.com/mmi360/index.html) You'll see many of the...
Forum: Cooling System 11-18-2023, 06:27 PM
Replies: 18
Views: 6,813
Posted By ndutton
Brass is so soft a proper drill and tap should...

Brass is so soft a proper drill and tap should make quick work of it. I'm thinking this is causing more anxiety than necessary.
Forum: Overhaul 11-18-2023, 06:03 PM
Replies: 4
Views: 4,960
Posted By joe_db
I cannot even imagine that they would even...

I cannot even imagine that they would even resemble each other except for they are both valves. Why would a water cooled flathead engine from the USA have the same valves as an aircooled pushrod...
Forum: Cooling System 11-17-2023, 11:21 PM
Replies: 7
Views: 5,714
Posted By sastanley
Lightbulb Joe, If I could cobble something together...

Joe, If I could cobble something together successfully, anyone can do it. I completed my mark I FWC in about 2014..I ran with no t-stat and the undersized HX for years (I've always been a gauge...
Showing results 1 to 25 of 252

 
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