rotella 15-40

[429bbf]

no sure who all knows this but i thought id pass it on.on of the best breakin oil that i have found for flat tappet camshafts is rottella 15-40.its got about 1500 ppm zinc. i dont use any other additive .i pulled the cam out after 90,000 miles and used it again.ive done this to 10 engines and there all still running.dean

[Ethan1]

no sure who all knows this but i thought id pass it on.on of the best breakin oil that i have found for flat tappet camshafts is rottella 15-40.its got about 1500 ppm zinc. i dont use any other additive .i pulled the cam out after 90,000 miles and used it again.ive done this to 10 engines and there all still running.dean

 Good to know, Dean. I have a HFT going in a 454BBC, so I will use the oil you recommended.