C15 6nz Valve Recession? Valve Adjustment

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Rawze check out Cylinder 1 valve bridge:

   
   

We end up putting a thinner valve bridge in Cat Part# 363-3731 gave us our 0.015 adjustment. Started her up, rev’d up to 2100rpm held it few seconds no popping or smoke. Runs like a dream again, gave her a new lease of life so let’s see how she goes.