Open both valve cover, cover exhaust manifold with rugs to keep oil spray from wetting the manifold. Engine at idle start at no. 1 cylinder loosen each rocker arm nut till it click louder then tigthen till it quiet down then add one full turn do this to all valve.if the engine runs rough when tigthening to full turn then use half turn.
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Open both valve cover, cover exhaust manifold with rugs to keep oil spray from wetting the manifold. Engine at idle start at no. 1 cylinder loosen each rocker arm nut till it click louder then tigthen till it quiet down then add one full turn do this to all valve.if the engine runs rough when tigthening to full turn then use half turn.