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Forum: Diesel Engine and Drivetrain 09-19-2021, 10:37 AM
Replies: 25
Views: 9,559
Posted By ngoma
Very hard to sufficiently clean the CI from the...

Very hard to sufficiently clean the CI from the ingrained carbon after years of use. And the CI often cracks afterwards adjacent to the weld.

Usually when applying sealant to a flanged area it is...
Forum: Diesel Engine and Drivetrain 09-18-2021, 05:51 PM
Replies: 25
Views: 9,559
Posted By ngoma
Aluminum plate on cast iron manifold would seem...

Aluminum plate on cast iron manifold would seem to need a gasket, no? Thinking they have quite different rates of thermal expansion.


Well...... just imagine them hitting the turbine impeller!...
Forum: Diesel Engine and Drivetrain 09-16-2021, 11:55 AM
Replies: 25
Views: 9,559
Posted By ngoma
Maybe the hairline crack you mentioned is...

Maybe the hairline crack you mentioned is expanding at operating temp.?

As long as you are struggling with this, disassembling/reassembling, etc., why not do this:

EGR Blockoff Plates...
Forum: Diesel Engine and Drivetrain 09-16-2021, 11:45 AM
Replies: 0
Views: 42
Posted By ngoma
EGR Blockoff Plates

D24T EGR system offers little benefit of its intended purpose. Needlessly (electromechanically) complex, bunglesome, and generally in the way. After removing the wiring and microswitches, I wanted to...
Forum: Diesel Engine and Drivetrain 09-15-2021, 10:12 AM
Replies: 8
Views: 3,133
Posted By ngoma
So the "(in-)famous TB" reputation is caused by...

So the "(in-)famous TB" reputation is caused by weak belts?

Not by missed maintenance schedule replacements? Not by improper torquing of the crank pulley? Not by improper tensioning?
Forum: Diesel Engine and Drivetrain 09-15-2021, 10:02 AM
Replies: 25
Views: 9,559
Posted By ngoma
Might be realistic, have you checked the JB Weld...

Might be realistic, have you checked the JB Weld temperature range? IIRC, the EGTs can get up into the 1,000 degF range.

Could you resurface the sealing face with a belt sander?
Forum: Items Wanted 09-14-2021, 03:20 PM
Replies: 3
Views: 150
Posted By ngoma
Welcome to the forum! Look in the...

Welcome to the forum!

Look in the classifieds section, there's a tool rental thread there.

Leaking fuel pump? The injection pump? If it's the IP take care to protect the coolant hoses directly...
Forum: Diesel Engine and Drivetrain 09-14-2021, 03:17 PM
Replies: 8
Views: 3,133
Posted By ngoma
I would ask: "What would be the...

I would ask: "What would be the benefit?"
Forum: Parts Suppliers 09-14-2021, 03:14 PM
Replies: 4
Views: 103
Posted By ngoma
Head gaskets seem to be hard to find in all...

Head gaskets seem to be hard to find in all thicknesses and materials.
Forum: Member Showroom 09-08-2021, 09:42 AM
Replies: 3
Views: 147
Posted By ngoma
If you do get to the parting out stage, put me in...

If you do get to the parting out stage, put me in line for an m46!
Forum: Member Showroom 09-07-2021, 10:10 AM
Replies: 3
Views: 147
Posted By ngoma
Those rims! But yes, depending the...

Those rims!

But yes, depending the body/interior roughness factor, demolition derby could be fun (Volvo I think should be able to last a while there), then partout.
Forum: Help! My car died! 08-30-2021, 10:32 AM
Replies: 14
Views: 1,338
Posted By ngoma
Are you saying you already know how to avoid...

Are you saying you already know how to avoid breaking the bolts when attempting to unscrew them or is that what you are asking advice for? :confused:
Forum: Diesel Engine and Drivetrain 08-26-2021, 09:45 PM
Replies: 5
Views: 324
Posted By ngoma
Sheer folly to try to compare modern full...

Sheer folly to try to compare modern full synthetic motor oil to the oil that was available in the last century. Evolution happened. I have used 5w-30 (maybe it was 0w-30?) in the past. That photo...
Forum: Diesel Engine and Drivetrain 08-26-2021, 09:38 PM
Replies: 3
Views: 286
Posted By ngoma
Important to have extra space inside the socket...

Important to have extra space inside the socket to clear the injector spill hose barbs.

Diesel Injector Removal Socket and Pick with Instructions ...
Forum: Diesel Engine and Drivetrain 08-25-2021, 03:53 PM
Replies: 5
Views: 324
Posted By ngoma
Full synthetic here, have used various weights:...

Full synthetic here, have used various weights: 5w-30, 5w-40, 10w-40, 15w-40?

Here is a photo of what I currently have in the garage. As I am on a tight budget (trying to get a kid thru college) I...
Forum: Diesel Engine and Drivetrain 08-24-2021, 10:33 AM
Replies: 5
Views: 324
Posted By ngoma
Who is your guy? What are his credentials? At...

Who is your guy? What are his credentials? At lower ambient temperatures (I think that describes your environment?) I would run 5w-30 full synthetic current spec. diesel motor oil no worries.
Forum: Diesel Engine and Drivetrain 08-14-2021, 08:31 PM
Replies: 1
Views: 263
Posted By ngoma
Means at least one of the valves collided with...

Means at least one of the valves collided with its piston with enough force to damage the tappet, break the camshaft, and at least one camshaft journal cap (clamp as you call).

Terminally dead?...
Forum: Diesel Engine and Drivetrain 08-14-2021, 11:06 AM
Replies: 10
Views: 457
Posted By ngoma
Interesting. I admit my thinking was thrown off...

Interesting. I admit my thinking was thrown off by the minorly common practice of "going to remove that D@<!# failure-prone oil cooler before it causes a mess!"

Made me to think oil cooler failure...
Forum: Diesel Engine and Drivetrain 08-13-2021, 07:55 PM
Replies: 16
Views: 980
Posted By ngoma
Your description makes me think the fuel filter...

Your description makes me think the fuel filter could be starting to clog up. When was the last time you changed it?

What happens if you constantly floor the accelerator from a start, letting the...
Forum: Diesel Engine and Drivetrain 08-13-2021, 07:47 PM
Replies: 2
Views: 289
Posted By ngoma
The nut does not seal the oil. The nut merely...

The nut does not seal the oil. The nut merely holds the vacuum pump tight to the side of the cylinder head. The large o-ring in the groove of the vacuum pump mating surface seals the oil.

Suggest...
Forum: Items Wanted 08-13-2021, 11:20 AM
Replies: 10
Views: 5,554
Posted By ngoma
My opinion: There's nothing spectacularly...

My opinion: There's nothing spectacularly redeeming about the original Volvo CC control equipment (the brains, circuitry, pneumatics, cabling, etc.) that would make me want to repurpose it into...
Forum: Diesel Engine and Drivetrain 08-13-2021, 11:13 AM
Replies: 10
Views: 457
Posted By ngoma
Very good, very methodical, very detailed...

Very good, very methodical, very detailed explanation.

Yes so maybe we can find out more about what went into this HG R/R.

What was the surface preparation? Was it sufficient for the HG type...
Forum: Diesel Engine and Drivetrain 08-12-2021, 12:04 PM
Replies: 10
Views: 457
Posted By ngoma
Curious to know if there is any external oil or...

Curious to know if there is any external oil or coolant leakage at the HG under the vacuum pump area. Overheat/HG problem often leads to external leaks in this area. Maybe not enough time run to...
Forum: Diesel Engine and Drivetrain 08-12-2021, 11:56 AM
Replies: 5
Views: 381
Posted By ngoma
Engine out of vehicle-- got it. 1. Verify...

Engine out of vehicle-- got it.

1. Verify throttle lever is rotating the throttle control shaft that enters the top cover of the IP.

2. Rotating the throttle shaft produces absolutely no change...
Forum: Help! My car died! 08-10-2021, 11:10 AM
Replies: 14
Views: 1,338
Posted By ngoma
Not a good sign... So he just left it smolder...

Not a good sign...
So he just left it smolder and didn't disconnect the battery? :confused:


Not enough info provided to even make a guess, sorry. :confused:


You will have to investigate...
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