Quote:
Originally Posted by geeteeohguy
I have not done a tone of engines, just several. What I have always done with a flat tappet engine is: break in the cam. Immediately dump the oil. Install new oil. Run 500-750 miles. Dump the oil. Install new oil and off you go. I would never run cam break-in oil with all the initial crap in it for 500 miles. No way. Oil is pricey, but not THAT pricey...
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That`s why you change the filter after 30 min. or so. It`ll catch the "shavings", moly paste, etc.
I also don`t use a break in specific oil. Just good ole 30w. I like to keep a good shear strength oil on my cam longer than 20 to 30 minutes.