Sludged Mileguard MO3506 After Engine Flush *pics*

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Originally Posted By: Joel_MD
Originally Posted By: Pontual
Lets start a discussion? Whats better to do this kind of cleaning? Rinslone, Avblend (Zmax), STP engine oil flush, Diesel or Kerosene fuels at 50%-50%???
Please forget the others for now...

I would say remove the oil pan and valve cover, clean them thoroughly and reinstall, then fill with 25% kerosene/75% engine oil and new filter, start and allow to idle for ~20 min, then drain and install fresh oil/filter and drive normally. I wouldn't use any oil additives, but would use 500 miles for the next couple of OCIs.


Good! But Why not cheap Diesel instead of kerozene?
 
Originally Posted By: car51
Let's try some Rotella T5 10w30 or some Quaker State Conventional 10w30 and no additives

That wouldnt take just 2k miles to clean ... more like 20k...
 
I think it hit the holding capacity! The filter bypass was certainly open 100% of the time on that engine.
 
Originally Posted By: SumpChump
Tell us how long she lasts. I suspect another 40k.


This was the first and last time I saw the truck. It upsets me that I won't get to see how the engine performs down the road after this event.

Originally Posted By: 05LGTLtd
Couldn't watch the video here. Did the customer see the opened filter/drain. What was their reaction? Did they decide on a better plan of action?


The customer was able to see the sludge dripping out of the filter at the moment I took it off the spindle. He started laughing and told me it was exactly what he had expected. He was totally calm and cool, as if it was no big deal. That's when I asked him what the heck he did to it and he described the Rislone flush and how he ran it the entire OCI. Sadly, since it's the beat around work truck, he chose to refill with more Formula Shell 5w30 and another Mileguard filter and drive off.
frown.gif


Originally Posted By: Pontual
Thats the way to clean in one OCI... Or ... Is this a flush propaganda? Never seen a product working so well.


This is a demonstration of why NOT to clean in one OCI. The filter is useless. There is more sludge in that engine but with the filter at full bypass and 100 percent packed it cannot catch any of it and it just gets recirculated through out the engine. Think also, if those huge chunks of sludge were in the filter, what does the oil pickup look like? I don't even want to think about it. Synthetic oil and short intervals with a premium high cap filter would have been much MUCH safer.

Originally Posted By: ls1mike
What were the details on the truck? Mileage and such. Holy cow! that is horrible.


I don't know exact mileage but it was in the high 100k or low 200k. It was a work truck with your standard Chevy LS or Vortec engine. This OCI was the first and last time I saw the truck so I wasn't familiar enough to recall those things by memory.

Originally Posted By: bullwinkle
How does it SOUND??? Can't believe it didn't spin a rod bearing with that mess!


It sounded just fine, honestly. I can't believe it didn't have the Chevy lifter tick or a knock! Honestly though, the Rislone probably cured whatever lifter tick it had, and unfortunately all that gunk was just circulating around the motor for the entire OCI so I doubt the tick will stay away for very long.

Originally Posted By: JasonC
Id love to see pics of the engine this came off of.


I wasn't able to take pics of the truck at work. I would have taken pics and footage of the entire oil change, but I was only able to snag the filter and take it home to cut. Sorry.

Originally Posted By: Pontual
Lets start a discussion? Whats better to do this kind of cleaning? Rinslone, Avblend (Zmax), STP engine oil flush, Diesel or Kerosene fuels at 50%-50%???
Please forget the others for now...


None of the above. As I said, all of those chunks are most likely stuck to and blocking the oil pump pickup tube. Slow cleaning with a strong additive package is the best course of action, and if you absolutely must use an engine flush product do NOT run it for the entire OCI. The owner is really lucky that no oil starvation took out the bearings or cam shaft. Seeing as how he had us fill back up with Formula Shell and another Mileguard, I doubt he cares.

Originally Posted By: demarpaint
I'd love to see a used oil analysis of the slime that oozed out of that engine..............


Me too! Unfortunately the oil was drained into the large belly pan and eventually into the large waste storage tank. If it was possible, I would have liked to do it. Now, that slime has probably already been refined and filtered by Safety Kleen and recycled for use again. It's amazing really.

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Yes guys, I have never seen a filter this bad before. I did remove a really bad sludgy filter before, but the sludge was much more liquid than this filter. This filter felt like playdough or clay and it was packed solid with sludge. You can barely make out the individual pleats!

I'm glad everyone enjoys the pictures.
smile.gif
I'm glad to be here.
 
engines ran for 10s of thousands of miles without filtration. that's is essentially what he is doing, and it will no doubt continue running despite the harrumphing and ogling. thanks for sharing.
 
Originally Posted By: cptbarkey
engines ran for 10s of thousands of miles without filtration. that's is essentially what he is doing, and it will no doubt continue running despite the harrumphing and ogling. thanks for sharing.


That is true, but we have taken the average ~80k mile air cooled VW engine lifespan and increased it to 300k miles if the engine is well loved and fed a diet of quality synthetic oil, quality filters, and top tier gasoline. The engine survived with the filter completely packed with sludge, but there is no denying the owner took thousands and thousands of miles of life off the engine.

Truth be told, the truck probably has a date with the crusher in 3 or 4 years anyway. I really hope he doesn't try this kind of mumbo jumbo with a brand new Ow-20 Chevy engine...:(
 
And, just because it was alledgedly in bypass filtration, does not mean that hurt the engine. Ive done that myself and didnt get any noises also. He should have changed the filter earlier, but, by the softness of the suprrficial sludge (the circulation one), the areas of oil pressure and moviment should be sludge free, specially the pickup screen.
 
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Originally Posted By: CT8
Originally Posted By: Bluestream
Originally Posted By: BlueOvalFitter
The members here that use the same oil filter for multiple oil changes would have used that filter again.
crackmeup2.gif

I would have to say it was just a tad over due for an OCI.


If the engine is sludged, then any filter will look like that after 100 miles. In a clean engine there is really nothing to filter.
There are the wear products to filter out.

Thats the least of his problems!
 
I'd say if it really is high 100,000s or 200,000 seems as if it just doesn't care a long as the internals are "wet".
Unbelievable.
 
Originally Posted By: Pontual
And, just because it was alledgedly in bypass filtration, does not mean that hurt the engine. Ive done that myself and didnt get any noises also. He should have changed the filter earlier, but, by the softness of the suprrficial sludge (the circulation one), the areas of oil pressure and moviment should be sludge free, specially the pickup screen.


A filter that is in bypass doesn't filter at all. Judging by the sludge in the filter, that is a very bad thing. Similar sludge was being sucked up by the oil pump and pushed straight into the bearing and lifters. Judging by the chunks in the filter, there is definitely debris that is stuck to the oil pump pickup. I highly doubt any areas in this engine are sludge free...
 
Originally Posted By: Pontual
https://bobistheoilguy.com/forums/ubbthreads.php?ubb=showflat&Number=474888


Originally Posted By: MolaKule
It turns out to be about a 10W20:

Rislone Engine Treatment from quart bottle (32 oz.) version.

Physical Tests:
Viscosity (cSt 40C) 43.0
Viscosity (cSt 100C) 8.0

Additives (ppm):
Magnesium (Mg) 3
Calcium (Ca) 1935
Phosphorus (P) 422
Zinc (Zn) 503
Boron (B) 8

TMP Ester 11% by weight.


The amount of ZDDP is at a level to supplant the MO's ZDDP when this stuff is added.





https://bobistheoilguy.com/forums/ubbthreads.php/topics/3483665/Re:_MMO_vs_Rislone_Concentrate
 
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