Stop in for a cup of coffee

zkx14 said

I don't know how much is 'enough'. But I would guess with the way they promote it, should be more than enough for a driver. Don't know about a race motor...

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Race engine? Depends on the engine. Roller cam or flat tappers?

The ZDDP requirements are very different for each. Too much in one may be not enough in another...and vice-versa.