Seat pressure and break in. Hyd flat tappets

j par said

I was thinking 1800 was a little low. (I sould know because someone called me a Mopar good today)

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It probably is a little low, when you're using Walmart tech 2000 oil. lol You being the one who doesn't believe zinc is important with flat tappet cams. 1800 rpm varying to 2200 has worked for me / us without any failures. ANY !