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Search: Posts Made By: JOHN COOKSON
Forum: Overhaul 04-05-2020, 01:04 PM
Replies: 19
Views: 317
Posted By JOHN COOKSON
Where is the boat now. I know of a Cat 27* that...

Where is the boat now. I know of a Cat 27* that has a well running A4 that might be available in the southern California area.

* My 1979 Cat 27, hull # 4446, that I sold in December of last year....
Forum: Fuel System 04-03-2020, 01:14 AM
Replies: 64
Views: 3,150
Posted By JOHN COOKSON
This is a real possibility. Goes like this: ...

This is a real possibility. Goes like this:
Sediment in the tank gets stirred up by the boat's motion and is sucked up against the end the tanks fuel outlet tube and is held there by the suction of...
Forum: Introductions 03-22-2020, 02:29 PM
Replies: 6
Poll: Newbie
Views: 347
Posted By JOHN COOKSON
I was never sure whether or not that the hose was...

I was never sure whether or not that the hose was curling inside the trany or was at the lowest point available in the trany when I did an oil change.
I finally got a piece of copper tubing that fit...
Forum: Cooling System 03-16-2020, 06:27 PM
Replies: 12
Views: 2,195
Posted By JOHN COOKSON
HOH Pump Shaft Seals

Over the years the morphology of the shaft seals for the Oberdorfer HOH pump has changed. If online videos are confusing or in apparent conflict with what the MMI manual says about the shaft seals I...
Forum: Overhaul 03-08-2020, 09:30 PM
Replies: 113
Views: 6,940
Posted By JOHN COOKSON
The spark plugs are grounded to the head. Having...

The spark plugs are grounded to the head. Having clean threads and seats for the plugs can only help with proper grounding.

Acetone on a rag will remove almost any paint from your hands.

ex...
Forum: Fuel System 02-21-2020, 03:07 PM
Replies: 45
Views: 984
Posted By JOHN COOKSON
In post #1 you said you verified spark at each...

In post #1 you said you verified spark at each plug. This would indicate the EI is working.
You also stated in another post the choke is closing all the way.
If all the information in this thread...
Forum: Fuel System 02-21-2020, 01:22 AM
Replies: 45
Views: 984
Posted By JOHN COOKSON
If you turn the boat 180 degrees will the timing...

If you turn the boat 180 degrees will the timing become 180 degrees off?
Just kidding.

The "stock " setting of the distributor and wiring into have #1 spark plug wire at 9 o'clock position when...
Forum: Fuel System 02-20-2020, 09:44 PM
Replies: 45
Views: 984
Posted By JOHN COOKSON
Your plug wires should look like this: ex...

Your plug wires should look like this:

ex TRUE GRIT

Edit: Be sure the rotor is pointing to #1 terminal on the distributor cap when #1 cylinder is at TDC compression
Forum: Cooling System 02-20-2020, 09:31 PM
Replies: 9
Views: 558
Posted By JOHN COOKSON
Close But Not Quite....

In a RWC engine:
When the water leaves the pump first thing it sees is the tee in the side plate. No water "bypasses" the tee.
At the tee the water is routed into the engine or around the outside...
Forum: Fuel System 02-20-2020, 08:54 PM
Replies: 45
Views: 984
Posted By JOHN COOKSON
Did the "friend"maintain\improve the during the...

Did the "friend"maintain\improve the during the week? If yes ask him what he did to the engine.
If no do a compression test. There maybe a blown head gasket between two cylinders, most likely #2 & 3...
Forum: General Interest 02-14-2020, 12:15 PM
Replies: 71
Views: 2,529
Posted By JOHN COOKSON
The thermostat by just being in place physically...

The thermostat by just being in place physically blocks some of the flow through the engine. With the thermostat removed the passage through the engine is wide open.

ex TRUE GRIT
Forum: General Interest 02-14-2020, 12:08 PM
Replies: 71
Views: 2,529
Posted By JOHN COOKSON
Sounds like you are running on one bowl full of...

Sounds like you are running on one bowl full of fuel. Then the engine dies. If you have an electronic fuel pump try shorting across or bypassing the OPSS.

ex TRUE GRIT
Forum: General Interest 02-14-2020, 02:30 AM
Replies: 71
Views: 2,529
Posted By JOHN COOKSON
If You're Using Bolts......

The threads may not be up to par so the bolts, even though tight, are not exerting enough pressure on the fitting. If tightening the bolts further does not stop the exhaust leak try switching to...
Forum: Fuel System 02-10-2020, 03:09 PM
Replies: 64
Views: 3,150
Posted By JOHN COOKSON
The first thing to do into make sure the"ignition...

The first thing to do into make sure the"ignition side" as perfect as possible. Timing, dwell, advance, clean plugs, so on.
Then adjust the idle mixture and idle speed until you find the best...
Forum: Troubleshooting 02-05-2020, 07:38 PM
Replies: 11
Views: 572
Posted By JOHN COOKSON
How long has it been since you serviced the...

How long has it been since you serviced the advance?
If the flyweights are sticking or moving with friction the timing will never be correct.


ex TRUE GRIT
Forum: Troubleshooting 02-04-2020, 01:02 AM
Replies: 9
Views: 384
Posted By JOHN COOKSON
Have you been keeping the raw cooling water...

Have you been keeping the raw cooling water intake closed while no start cranking?

BTW: welcome to the forum.

ex TRUE GRIT
Forum: General Maintenance 01-20-2020, 02:48 AM
Replies: 27
Views: 1,085
Posted By JOHN COOKSON
From what you described a wet and dry compression...

From what you described a wet and dry compression test would be good idea.
If the compression is OK you will have some baseline numbers going forward.

ex TRUE GRIT
Forum: General Maintenance 01-19-2020, 01:23 PM
Replies: 4
Views: 360
Posted By JOHN COOKSON
When you get 'er idling correctly adjust the idle...

When you get 'er idling correctly adjust the idle speed and idle mixture until you find the sweet spot for idle speed and idle mixture for your particular engine. Mine ended up being 1 1/4 turns off...
Forum: Troubleshooting 01-14-2020, 12:49 AM
Replies: 23
Views: 1,012
Posted By JOHN COOKSON
Another Thought Or Two

How warmed up is the engine then you try to back off on the idle RPMs and shift into gear?

A cold A4 needs to warm up at fast idle for a minute or two before it will idle normal and shift into...
Forum: Troubleshooting 01-13-2020, 03:20 PM
Replies: 23
Views: 1,012
Posted By JOHN COOKSON
Is the choke adjusted correctly so the choke is...

Is the choke adjusted correctly so the choke is open\closed all the way when you think it is?

ex TRUE GRIT
Forum: Fuel System 12-23-2019, 03:18 PM
Replies: 64
Views: 3,150
Posted By JOHN COOKSON
Here's my way. 1st get the proper tool. Put...

Here's my way.
1st get the proper tool.
Put the carb half over a piece of 2X4 or 4X4. Hold with one hand, get square over (stand up) and twist the tool with the other hand. This will avoid any...
Forum: Fuel System 12-23-2019, 01:45 AM
Replies: 64
Views: 3,150
Posted By JOHN COOKSON
The fuel flooding is being caused by the inlet...

The fuel flooding is being caused by the inlet needle valve not sealing correctly.

A hole in the float would cause this. Also the way I understand it is that the needle and the seat should both be...
Forum: Fuel System 12-21-2019, 01:56 AM
Replies: 64
Views: 3,150
Posted By JOHN COOKSON
Good to hear the engine is running normally....

Good to hear the engine is running normally. These sort of victories are always sweet. I've been through a few of these engine drills myself. Back in the "good old days" there was no Moyer forum and...
Forum: General Interest 12-16-2019, 04:37 PM
Replies: 9
Views: 908
Posted By JOHN COOKSON
Sold My Boat

At the moment I don't have plans buy a new one. I plan on staying active in the forum at least for awhile. I enjoy the Afourian camaraderie.

My Catalina 27 was built in 1980. I purchased the boat...
Forum: Overhaul 12-10-2019, 11:48 PM
Replies: 113
Views: 6,940
Posted By JOHN COOKSON
Walking is easy if you know how to do it. That is...

Walking is easy if you know how to do it. That is what this forum is all about - sharing knowledge.

TRUE GRIT
Showing results 1 to 25 of 500

 
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