Tagged ZDDP


Oil for Classic British Sports Cars

The Question Which oil should I use in my classic car? It’s incredibly important to ask this question. Why? The reduced level of zinc dialkyldithiophosphate (known as ZDDP, ZDP or ZnDTP) in modern motor oil has been linked to increasing numbers of tappet and camshaft failures in vintage engines. What Exactly Is the Problem? The…

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