Switching from 0w-20 to 0w-30 experience

Camshaft wear is often just caused by poor metallurgy in some engines. No matter what we do with it 5k OCI usually helps on preventing caked up piston rings from degraded base oil or additives package, but rarely help on Camshaft, timing guide, or timing chain wear. Some engines just have poor quality parts. Probably using 0w40 helps, just like the bandaid on GM engines
I mean yes but also besides that I think new camshafts suck.
My old mini cooper camshaft has a decent lobe, it is pretty wide and it spreads the force out. New camshafts? It looks like someone turned a silver coin on its rib and made it egg shaped. You have a whole lot of force on a very small area. But hey it will last the warranty period!
 
Would you care to list the actual criteria you are referencing? And, please no Project Farm “testing” as criteria. 😅
Lake Speed is better than Project Farmville - at least he tests on a real engine, and doesn't compare apples to oranges or mass market oils to boutique ones :). My comment was based on price as well as performance.

All said and done PUP is a very good oil indeed.

 
Just take a look at all the UOA. For example signature series. Outperforms most off the shelf oils with same viscosity and approvals.

It is just the same within the error bar, how people drive, weather, and samples variant. It is wear number/Sqrt( number of sample-1)

Do you have a link to these UOAs showing viscosity retention with fuel dilution? I'm just curious. I wasn't aware how an oil could stand up to fuel dilution (overcome physics).
 
Lake Speed is better than Project Farmville - at least he tests on a real engine, and doesn't compare apples to oranges or mass market oils to boutique ones :). My comment was based on price as well as performance.

All said and done PUP is a very good oil indeed.


I watched the whole vid. Couldn’t find any data on PUP out performing HPL, Amsoil or any other oils in fact. Did I miss it?
 
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