Oil threads usually degrade to become as meaningless and mindless as tyre threads. I hear so much subjective twaddle on this I had an oil analysis done. This cuts the cr*p you'll read on this subject.
I do daft miles thus oil is a major cost. OK, I'm not using liquid like most of you, thus it's cleaner burning - I do mine every 30Kish.
Here's proper numbers...
Fully Synth Valvoline. Until you've a sheet like this, can we explain how we know anything?
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Bifuel V70 Classic 1999 [The Old Grumpy in the Corner, "When I was a lad... blah, bl**dy blah."]
Last edited by CNGBiFuel; May 29th, 2021 at 22:27.
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