Cheers for the post, never known an engine be so temperamental to oil velocity index. Lad on the forum with owns a garage near Oxford, advised the same Millers Nanodrive 5w40 is what he uses in his DE and it since doesn't use a drop. Depending on what this does to warm idle pressure, might be just the ticket. I would rather use a bit of oil and have to top up and maintain a lower pressure. Lower pressure results in better performance, lowering the resistance inside the engine. It's very much a t
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