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**lolife99** · 01-29-2013, 02:08 PM

Let me know what kind of break in oil and regular oil you decide to use.
I'm worried about the "zinc issues" with flat tappet cams.

01-29-2013, 02:08 PM	#131
lolife99 67-72 parts collector,… Join Date: Nov 2002 Location: Mid-MO Posts: 22,685	Re: How To: Ruin a Perfectly Good K/5 Let me know what kind of break in oil and regular oil you decide to use. I'm worried about the "zinc issues" with flat tappet cams. __________________ Keith Convert to disc brakes. http://67-72chevytrucks.com/vboard/s...d.php?t=444823