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Search: Posts Made By: Dave Neptune
Forum: General Maintenance 01-05-2019, 12:13 PM
Replies: 21
Views: 463
Posted By Dave Neptune
NY, I too recommend using the diesel fuel for a...

NY, I too recommend using the diesel fuel for a "thinner". In he old days we would often clean the engines before doing the then repetitive valve jobs. These engines that people ran non-detergent oil...
Forum: Cooling System 01-04-2019, 03:10 PM
Replies: 6
Views: 374
Posted By Dave Neptune
I too had a good deal of longevity with my side...

I too had a good deal of longevity with my side plate. I owned the boat for 34 years and had the same one as when I bought her. Many R&R's as well as 2 acid flushes and 4 or 5 vinegar soaks. This too...
Forum: Cooling System 12-27-2018, 01:52 PM
Replies: 41
Views: 1,291
Posted By Dave Neptune
Bill, is the hi-pressure between the pump and the...

Bill, is the hi-pressure between the pump and the injection tee?

If it is that is not really that bad and actually kinda good. I ran and worked on a lot of boats on the lower Co River which is...
Forum: Cooling System 12-24-2018, 12:15 PM
Replies: 41
Views: 1,291
Posted By Dave Neptune
Exclamation Be sure

Bill, if you are checking the performance of the cooling system then test it under a cruising load.

AND be sure that the engine box is closed as a lot of heat radiates out when open adding to the...
Forum: General Interest 12-22-2018, 11:41 AM
Replies: 17
Views: 474
Posted By Dave Neptune
To FB is "no look". I believe it is based more on...

To FB is "no look". I believe it is based more on most users social inabilities and not just for info and camaraderie:rolleyes: like here.

My wife is on FB for hours every day a real social being....
Forum: Polls 12-19-2018, 06:18 PM
Replies: 15
Views: 531
Posted By Dave Neptune
Joe, using copper 1/8 tubing works great. Install...

Joe, using copper 1/8 tubing works great. Install it with a "vibration" loop and use a minimum of 2 feet for dampening.

Mine would idle all day and did for 7 hours once at 700 and I had the PCV...
Forum: Polls 12-17-2018, 12:42 PM
Replies: 15
Views: 531
Posted By Dave Neptune
Warning

Neil, that is a very informative post (#13) however it should come with a warning. Virtually all of the dancing of the gage is controlled by the vacuum and the dampening of the gage. Some gages are...
Forum: Fuel System 12-17-2018, 11:58 AM
Replies: 19
Views: 886
Posted By Dave Neptune
Joe, why can't your engine be put back to...

Joe, why can't your engine be put back to mechanical? My guess would be no pump plunger in the block.

Dave Neptune :eek:
Forum: Polls 12-15-2018, 12:04 PM
Replies: 15
Views: 531
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 12-14-2018, 08:36 PM
Replies: 15
Views: 531
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: 8
Views: 373
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: 18
Views: 835
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: 19
Views: 886
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: 18
Views: 835
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: 440
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: 440
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: 582
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: 1,873
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: 582
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: 582
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: 582
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: 582
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: 552
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: 668
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: 1,122
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...
Showing results 1 to 25 of 500

 
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