Good afternoon all! Got a question about valve lash settings. After running my Arrow for almost two seasons now I finally was able to get the cam card from the previous owner/engine builder. It's a Bullet cam, solid roller, 276/285 duration @ .050, gross lift .685/.682, and cam card says hot lash should be .026/.026. I'm running CNC ported W5 heads so what would the suggested cold lash setting be? I'm thinking .019? But I'm no metallurgist and not sure what the expansion rate of the...
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