Quote:
Originally Posted by art leong
I am still wearing out the tips of my valves and the rocker arms.They are sliders not rollers.
I've tried cryo and rem, Even went for brand new rockers and brand new stainless valves.
I'm wondering if oil is my problem? I'm running Mobil one 10w 30 and no additives.
The valves and rockers are not showing heat so they are getting proper oiling.
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Art, I go along with Tom on this one, you need an oil with good extreme pressure characteristics. Some engine oil manufacturers publish 4 ball wear test results and although these are normally reserved for gear oils, they do apply with the type of wear you are seeing. You might find the following article interesting.
http://www.bobistheoilguy.com/forums...Number=1584948
Jim Mantle V/SA 6632