Hot Rod Forum : Hotrodders Bulletin Board - View Single Post - Check my valve spring specs for cam break in
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Old 06-20-2013, 12:59 PM
RyanR RyanR is offline
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Originally Posted by Richiehd View Post
Full rollers you might be alright. That .575 lift got my attention though. There will be some other opinions here Im sure. Sort it out and use a quality break in oil such as Brad Penn or Joe Gibbs with the zddp additive. Im not a fan of Rotella, it doesnt have near the zddp you need for brakein, nor is it made for gasoline engines. Again, you will get some different opinions here.
Man u sure about that? On Bob is the oil all the VOA's came back with 1300-1400 zinc levels and very high phosphorus levels as well. Main reason I even looked into it is because I live in a very small town and there is not much selection to choose from unfortunately.
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