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Search took 0.04 seconds. Search: Posts Made By: hanleyclifford
Forum: Drive Train / Propellers 04-08-2024, 05:09 PM
Replies: 12
Views: 200
Posted By hanleyclifford
Getting 6 kts at 1900 rpm is good since that is...

Getting 6 kts at 1900 rpm is good since that is probably the hull speed. At 1900 you are at just about max prop. I think you're fine. Just do a compression test once a year. Sounds like you are in...
Forum: Announcements 04-02-2024, 10:41 PM
Replies: 8
Views: 414
Posted By hanleyclifford
Exclamation Both Moyer Marine and this Forum are essential to...

Both Moyer Marine and this Forum are essential to the continuation of the Atomic 4 as a resource into the future. The loss of either would be a disaster.
Forum: Cooling System 03-26-2024, 03:28 PM
Replies: 3
Views: 137
Posted By hanleyclifford
Hi Art. It's hard to beat the "old stock"...

Hi Art. It's hard to beat the "old stock" impeller rap since no one is obligated to state date of manufacture on the item (unlike tires). I bought an impeller in Annapolis once that failed within...
Forum: Electrical 03-26-2024, 03:14 PM
Replies: 13
Views: 4,359
Posted By hanleyclifford
Regarding your two pictures the following. That...

Regarding your two pictures the following. That terminal block is a lot of unnecessary connections some of which could be introducing resistance. Neil has always advocated keeping connections to a...
Forum: Electrical 03-26-2024, 02:58 PM
Replies: 13
Views: 4,359
Posted By hanleyclifford
The short answer is yes. But regarding the...

The short answer is yes. But regarding the ammeter, I would think carefully about this. It depends on how you use the boat. If you just knock around locally day sailing in easy range of a tow or...
Forum: Electrical 03-25-2024, 09:00 PM
Replies: 7
Views: 368
Posted By hanleyclifford
I went looking for an answer too but nobody wants...

I went looking for an answer too but nobody wants to state that it is internally regulated. Most alternators for sale these days are internally regulated and the industry has got most folks...
Forum: Cooling System 03-24-2024, 11:49 AM
Replies: 5
Views: 354
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: Troubleshooting 03-21-2024, 03:04 PM
Replies: 34
Views: 1,253
Posted By hanleyclifford
I think you are right. All batt connections...

I think you are right. All batt connections should be inspected including the ground path to the engine.
Forum: Exhaust System 03-21-2024, 01:34 PM
Replies: 16
Views: 3,247
Posted By hanleyclifford
The flange is rusty because it is the anode in a...

The flange is rusty because it is the anode in a galvanic cell. Notice how perfect the ss cap screws appear. Even the 1/8" plug looks good.
Forum: Troubleshooting 03-21-2024, 12:28 PM
Replies: 34
Views: 1,253
Posted By hanleyclifford
What sort of alternator do you have? The old...

What sort of alternator do you have? The old Motorola and Prestolite have "internal" regulators which are actually external appendages. Those regulators can be removed and the field wire fed from an...
Forum: Troubleshooting 03-21-2024, 11:20 AM
Replies: 34
Views: 1,253
Posted By hanleyclifford
17 volts is excessive for many things in the...

17 volts is excessive for many things in the system, not just the coil. I would start with a voltage regulator that has a potentiometer so you can adjust the voltage to around 14 volts at alt +. Your...
Forum: Exhaust System 03-19-2024, 05:09 PM
Replies: 16
Views: 3,247
Posted By hanleyclifford
As matter of course you should never torque an...

As matter of course you should never torque an attachment to an iron casting with a cap screw which strains the threads inside the casting. Always use studs - and always of the same material as the...
Forum: General Interest 02-28-2024, 03:24 PM
Replies: 16
Views: 428
Posted By hanleyclifford
I think Shawn got away with his system design for...

I think Shawn got away with his system design for two important reasons. 1) He did the Thatch Modification which ensured that his manifold was always flush with coolant thus modulating the rate of...
Forum: General Interest 02-27-2024, 07:56 PM
Replies: 22
Views: 748
Posted By hanleyclifford
There is no reason why a hot water tank should...

There is no reason why a hot water tank should cause an engine to overheat. Quite the opposite the hwt is in effect an exchanger which is actually stealing heat from the engine. I run two bus style...
Forum: Troubleshooting 02-19-2024, 07:40 PM
Replies: 25
Views: 779
Posted By hanleyclifford
That clevis pin has been damaged probably by...

That clevis pin has been damaged probably by channel locks or a vise grip but it will come out with sufficient application of violence.
Forum: Ignition System 02-19-2024, 04:33 PM
Replies: 4
Views: 289
Posted By hanleyclifford
It is okay to buy stuff for the A4 at auto parts...

It is okay to buy stuff for the A4 at auto parts stores but don't expect them to know what you need. Inquire at Moyer Marine first.
Forum: For Sale - Engines and Engine Parts 02-15-2024, 11:00 AM
Replies: 2
Views: 407
Posted By hanleyclifford
Definitely a mostly late engine with signs of...

Definitely a mostly late engine with signs of Moyer influence. Not sure when the cast flywheel housing was ended in favor of the larger one with flat steel cover. Note the lack of starter pinion...
Forum: General Maintenance 02-12-2024, 07:38 PM
Replies: 18
Views: 859
Posted By hanleyclifford
The studs should be clean above the coarse...

The studs should be clean above the coarse threads (where they have been coated with Permatex #2, or some other puppy poo concoction) , but the fine threads on top should be cleaned and oiled with...
Forum: Electrical 01-25-2024, 11:46 AM
Replies: 18
Views: 726
Posted By hanleyclifford
That is exactly how I make the connection.

That is exactly how I make the connection.
Forum: Electrical 01-25-2024, 10:33 AM
Replies: 18
Views: 726
Posted By hanleyclifford
Has anyone ever tested the resistance thru the...

Has anyone ever tested the resistance thru the engine block? Might the value vary depending on where the connection to batt (-) is made?
Forum: Electrical 01-25-2024, 12:33 AM
Replies: 18
Views: 726
Posted By hanleyclifford
Could it be that black wire is simply on the...

Could it be that black wire is simply on the mounting bracket serving as a ground for the instrument light?
Forum: Electrical 01-24-2024, 03:20 PM
Replies: 18
Views: 726
Posted By hanleyclifford
No. The alternator should have it's dedicated...

No. The alternator should have it's dedicated path to ground in the same size as the alternator output. You can ground to the engine and thence to the batt (-) IF you are confident there is little or...
Forum: Electrical 01-22-2024, 03:43 PM
Replies: 12
Views: 684
Posted By hanleyclifford
Agreed.The starting function is an electrically...

Agreed.The starting function is an electrically explosive event. The starter should be fed as much amperage and voltage as it wants so I fully concur with the #2 cable. Just make sure that the path...
Forum: Electrical 01-21-2024, 09:51 PM
Replies: 12
Views: 684
Posted By hanleyclifford
This is what I use. ...

This is what I use. https://www.bluesea.com/products/7189/285-Series_Circuit_Breaker_-_Surface_Mount_150A The biggest problem is ganging up all the (-) cables on the one terminal. You need an extra...
Forum: Electrical 01-21-2024, 06:33 PM
Replies: 12
Views: 684
Posted By hanleyclifford
150amps. Breaker is better than fuse.

150amps. Breaker is better than fuse.
Showing results 1 to 25 of 224
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