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Old 11-27-2024, 02:23 PM   #130 (permalink)
Logic
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Quote:
Originally Posted by freebeard View Post
In January I'm going to get the Superbeetle steering gearbox replaced. I can get a compression test then, before one head, pistons and cylinders are inspected.
06-28-2011, 11:30 PM
psr
Vipin I had been doing it since 2007 in my Esteem and KB100,and later in Lancer in2008 and recently in my ZMA..I had indicated the quantity as 20Gms per liter of engine oil, prefereably in new engine oil,and to drive immediately after add on for at least 50 Kms.
Not much change in engines less than 15 K Kms and never in new or engines done only 3 to 4 K Kms.
https://www.xbhp.com/talkies/general...350#post819350
There I agree. All the engines i tried this in had around 100 000 km or more on the clock IIRC.

Dissolved in hot water (better solubility) and added to a hot engines fully filled with oil is what I did.
I added about a teaspoons worth more (hygroscopic) BA powder than could dissolve to my cup of 'boiling' water: The water already in the oil, or soon to be, in mind.

I figured you don't get smaller Boric particles than dissolved... and imagined just how tiny, crystals forming as the water boiled/evaporated off, would be.
(there's much talk of milling the plain powder to colloid sizes (float), added to oil, in the research literature and how much more effective that is.)

I figured that oil and BA-water not dissolving but mixing as an emulsion was a good thing:
You want active ingredient on metal surfaces, reacting to form the barrier and consequent BA layers, not messing with dissolved additives etc.

I figured that any powder caught in the filter would slowly dissolve in the passing water that inevitably ends up in engine oil, and pass through in it's optimal forms.
(Established:
Around 4ml/min (condensed) of water/steam/vapour ends up in (going through) the sump via blowby.)

In really worn and 'low on oil pressure' engines, I added the cup of BA water in quarters or or smaller doses, every 10-15 km or so.
(I had to drain an engine and start again with initially undiluted oil one time)
Thicker oil, like diesel oil, was an idea for petrol/gas engines. I never tried it.
None of the other engines I did complained. (oil light)

Unlike the "dry" powder and "in acetone" as applied in the linked forum; BA-water kicks in in under 10km or so. You 'feel' it, it's that noticeable.
At this point the car is generally incrementally 'tested' by whomever's driving.
Take a video camera along for this bit. Get their faces.

I still have my uBlock filter set... so if you have any questions..?
Oh yes: I need to finish and send my Email to Dr Erdimer. I got side tracked by an exhaust idea.

Last edited by Logic; 11-27-2024 at 03:11 PM..
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