High Performance Lubricants No VII series engine oils.

My antique Honda Insight called for green oil which is similar to a 0w8 or 12

My guess is a 5w16 would be more than adequate for both me and you if you want the best fraction of a mpg improvement.

5w20 is tempting for the Honda since I’ve only ever ran it or 0w20.


Gotta wonder, if this stuff was rated would it be an SL, SM or an SN?

The additive package is based on SP D1G3
 
I think everyone who asked HPL to make up this line should consider ordering. I would hate to see @High Performance Lubricants go to the trouble of developing this and making it at some of our requests, and it not getting ordered.

I think its amazing that David was part of this thread, and listened to members here, then made up a product line specifically for us!! Where else would you find that type of customer attention?
I'm seriously considering HPL No VII Euro 5W20 for the non-oil burning vehicles I own and/or service.
 
I finally got around to
I'm seriously considering HPL No VII Euro 5W20 for the non-oil burning vehicles I own and/or service.
I'm running the NO-VII Euro 5W-30 in the Durango. The engine seems to love it!

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I'm seriously considering HPL No VII Euro 5W20 for the non-oil burning vehicles I own and/or service.
I was close to trying that, but I wanted to try the 10w20. It has an HTHS of 2.79 . I think this oil may thicken up in service, and not from oxidative thickening. I think I saw a uoa at the HPL open house , from a Mazda that thickened with the standard 10w20 .
 
No problem I was just interested how that might happen.

No problem I was just interested how that might happen.
My plan is to do a 5-10k run and do a uoa. Both vehicles ( mazda and hyundai) have been run on high quality syn oils since new. Mobil 1 and pennzoil platinum. The hyundai has had 1 run of supertech syn and currently 0w-40 castrol edge.

Apparently, even those engines with good service intervals and quality syn oils still see material in the filter after switching to HPL. So my first runs may be shorter than what you could run with these oils.
 
Didn't say it did. Seems volatility and oxidation are related. From the research paper. If oil is volatile due to heat, the molecules turn to gas and the oil oxidates and thickens.

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This is interesting. I can’t say that I know the difference between a catalyst package and an additive package. But any time that one adds active metallic components, I can see the potential for accelerated reactions. The oxidation I would suspect is less the concern relative to mass loss, unless it’s actual combustion style behavior. I can appreciate that adds may contribute to accelerated oxidation and/or cracking to smaller, more volatile components that will flash off and reduce mass of the sample, as temperatures rise. Do the TGA in Ar vs O2 and you can discriminate what is happening.
 
But pour point depressants inhibit the formation of large wax crystals, that would only affect the witer grade, not at any temperature a few dgrees above that.
Would pour point depressants not have a viscosity unto itself? Perhaps figured into the final viscosity when added to a base oil ? Then when used up in service, final viscosity changes?
 
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