Tony, we all know you do know the secret,,,but you are not suppose to tell secrets now are you? . . 1.Weak or broken valvespring . . 2.Bent or sticking valve. . . 3.Valve adjusted too tight.
There is enough good in the worst of us and enough bad in the best of us that it does not behoove any of us to criticize the rest of us. - - Be yourself. If you are ever lost, It will be much easier to find yourself if you know who you are!