Return to the home page...

Go Back   Moyer Marine Atomic 4 Community - Home of the Afourians > Search Forums

Showing results 1 to 25 of 500
Search took 0.85 seconds.
Search: Posts Made By: Dave Neptune
Forum: Polls Today, 12:04 PM
Replies: 7
Views: 111
Posted By Dave Neptune
Jerry, those numbers other than idle are terrible...

Jerry, those numbers other than idle are terrible if not in gear. If in gear their great for a direct drive:D.

Under load with a clean bottom and Indigo prop my numbers were close to yours posted....
Forum: Polls Yesterday, 08:36 PM
Replies: 7
Views: 111
Posted By Dave Neptune
Bill, I'm trying to recall for sure but can't...

Bill, I'm trying to recall for sure but can't swear to it.

800 RPM engine warmed a few minutes about 18", I do remember I would loose about 1" if the alt was working hard.

Dave Neptune :cool:
Forum: Fuel System 12-13-2018, 12:22 PM
Replies: 7
Views: 177
Posted By Dave Neptune
I'll go with a plugged jet or a vacuum leak....

I'll go with a plugged jet or a vacuum leak. Check for the leak before removing the carb.

Common vac leaks are the scavenge tube, the carb base and manifold carb base gasket(s) if equipped with a...
Forum: Electrical 12-13-2018, 12:16 PM
Replies: 16
Views: 414
Posted By Dave Neptune
Rethinking

Lord, after some consideration and conversations I don't think you will achieve your charging specs with the A-4 and an "off axis" drive. The reliability due to the strength of the set up is just to...
Forum: Fuel System 12-13-2018, 12:04 PM
Replies: 15
Views: 504
Posted By Dave Neptune
Al, re the mechanical pump and the fuel strainer....

Al, re the mechanical pump and the fuel strainer. I have seen a few mech-pumps modified by cutting away the bowl portion and tapping the housing, then the bowl and it's leaking are eliminated. And...
Forum: Electrical 12-08-2018, 05:49 PM
Replies: 16
Views: 414
Posted By Dave Neptune
Perhaps a cog belt to drive it, no slip and far...

Perhaps a cog belt to drive it, no slip and far less tension. Set the A-4's max output RPM at around 22~2400 RPM for the alt' output rating. I think that at that RPM transferring 13+Hp via the front...
Forum: General Interest 11-28-2018, 02:56 PM
Replies: 13
Views: 335
Posted By Dave Neptune
If you have 20 gallons in the tank no slosh~if...

If you have 20 gallons in the tank no slosh~if you have severe sloshing in the 20 gallon tank it is only 10 gallons a sloshing~like a bikini clad hottie moving across the bow.

Dave Neptune :cool:
Forum: General Interest 11-27-2018, 04:11 PM
Replies: 13
Views: 335
Posted By Dave Neptune
As the two tanks are very close in size my...

As the two tanks are very close in size my consideration would be which tanks leaves me with the most storage space / access.

The sloshing in a 30 footer should be no threat to safety if well...
Forum: General Interest 11-17-2018, 01:27 PM
Replies: 20
Views: 454
Posted By Dave Neptune
Thumbs up A good engine is a maintenence CHOICE

Most all marine engines are great what is not so great with these engines is how they were maintained not who built them;).

Proper maintenance equals longevity!!!!

Dave Neptune :cool:
Forum: Troubleshooting 11-12-2018, 11:00 AM
Replies: 32
Views: 1,546
Posted By Dave Neptune
Edward, I agree. I see at least 2 coils missing...

Edward, I agree. I see at least 2 coils missing and a buggered end under the retainer cap. Makes me wonder where the pieces are:(.

Dave Neptune :cool:
Forum: General Interest 11-11-2018, 05:34 PM
Replies: 20
Views: 454
Posted By Dave Neptune
Joe, I agree that the heat is no big deal. It is...

Joe, I agree that the heat is no big deal. It is the temp of the box that is the concern. You probably were in the early stages of "vapor lock" conditions. Vapor in the pump will not pump thus the...
Forum: General Interest 11-11-2018, 02:51 PM
Replies: 20
Views: 454
Posted By Dave Neptune
Ric ptII

Ric, are the plugs screwed in?

Dave Neptune :cool:
Forum: General Interest 11-11-2018, 02:49 PM
Replies: 20
Views: 454
Posted By Dave Neptune
Rick, did you adjust the valves? I would check...

Rick, did you adjust the valves? I would check clearances before doing anything else.

Dave Neptune :cool:
Forum: General Interest 11-11-2018, 12:47 PM
Replies: 20
Views: 454
Posted By Dave Neptune
Joe, I too have found old impellers laying around...

Joe, I too have found old impellers laying around in the past. The last couple of changes I bought 2 new ones and discarded the rest. When it is time to "rebuild" do to time not a calamity I discard...
Forum: Fuel System 10-29-2018, 06:25 PM
Replies: 13
Views: 450
Posted By Dave Neptune
You have an OB shifter/throttle after market...

You have an OB shifter/throttle after market cable. And it is not even set in a way as to work. It should have a "solid end" that the cable passes through and is clampable!!! Your's is just cut off...
Forum: Fuel System 10-27-2018, 06:09 PM
Replies: 6
Views: 417
Posted By Dave Neptune
When you "rebuilt" did you remove and replace the...

When you "rebuilt" did you remove and replace the plunger that pushes on the pump arm?

Dave Neptune :cool:
Forum: General Maintenance 10-22-2018, 04:45 PM
Replies: 11
Views: 924
Posted By Dave Neptune
Exclamation It looks like the location of the prop may have...

It looks like the location of the prop may have been changed. There is good clearance on the bottom of the prop but none at the top.

Do you know if it has been "raised" by "the or a previous...
Forum: Introductions 10-22-2018, 01:12 PM
Replies: 3
Views: 373
Posted By Dave Neptune
Lightbulb Easy process

sloopysails, do you have access to t timing lite? Does the engine run well? And have you checked the centrifugal advance?

Do you have a grease pencil or a piece of chalk?

The process of re...
Forum: General Interest 10-11-2018, 06:21 PM
Replies: 28
Views: 633
Posted By Dave Neptune
Neil, old motor and poor compression. EI, manual...

Neil, old motor and poor compression. EI, manual FP, PCV and stock plugs @.040".

Warm start after running within 4~5 hours choke on 2~3 seconds and she purred. Release choke immediately.

Cold...
Forum: General Interest 10-11-2018, 05:40 PM
Replies: 7
Views: 252
Posted By Dave Neptune
Grade 8 is a good choice as it is a more similar...

Grade 8 is a good choice as it is a more similar metal than SS. Goop them up with Aviation grade Permatex and it will last many more years than the std bolts did uncoated. The harder grd 8 will...
Forum: Troubleshooting 09-25-2018, 01:59 PM
Replies: 25
Views: 959
Posted By Dave Neptune
Renegade, 1 oz per gallon is what I used which is...

Renegade, 1 oz per gallon is what I used which is 128:1 and always a clean exhaust.

I run my D/P Hemi Challenger (140,000 miles) and my Corvette (185,000 and pulled the engine still good running...
Forum: Troubleshooting 09-24-2018, 07:00 PM
Replies: 25
Views: 959
Posted By Dave Neptune
Renegade, good news. If you are using the MMO in...

Renegade, good news. If you are using the MMO in the fuel don't use anything else. When mixing mix at 100:1 max oil concentration. What were you mixing it at and any other additives? Also use regular...
Forum: Troubleshooting 09-24-2018, 04:20 PM
Replies: 25
Views: 959
Posted By Dave Neptune
Renegade, once ALL of the above ignition...

Renegade, once ALL of the above ignition questions have been checked and verified good all should be well there. I have only one question to answer, what plugs are you using?

Indeed a sooty single...
Forum: General Maintenance 09-18-2018, 06:34 PM
Replies: 11
Views: 924
Posted By Dave Neptune
Gregh, you are definitely loading the cylinders,...

Gregh, you are definitely loading the cylinders, probably to much prop.

If you have a timing light you can check for full advance of the c-advance mechanism. You should have full advance by...
Forum: General Interest 09-18-2018, 05:41 PM
Replies: 16
Views: 570
Posted By Dave Neptune
Steve, sit by the mast when it is ready with a...

Steve, sit by the mast when it is ready with a free beer sign. Once a half dozen have showed up say it's up there and it's free if you help carry this mast up the hill:D. May need to BBQ something as...
Showing results 1 to 25 of 500

 
Forum Jump

All times are GMT -4. The time now is 12:25 PM.


Powered by vBulletin® Version 3.8.9
Copyright ©2000 - 2018, vBulletin Solutions, Inc.


Universal® is a registered trademark of Westerbeke Corporation

Copyright © 2004-2018 Moyer Marine Inc.

All Rights Reserved