Another source of a tappety engine is badly-adjusted tappets. The rattle from the engine is generally down to excessively-spaced tappets, as the tappet stops having continual contact with either the pushrod/rocker arm and the camshaft. Once the engine is warmed up, the valve stem thermally ...
the cam gear is on this shaft.) The stock intermediate shaft is designed to be used with a hydraulic roller cam (steel), while almost all stock LA shafts are designed for flat tappet cams (iron). A steel cam will wear away an iron gear and vice-versa. This can ...
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When used with the correct springs and clearances like retainer to guide, They can easily last the life of the engine build. I'll stand by what I said. Metallurgically the difference in fatigue resistance between aluminum and steel is huge. Take am aluminum and a steel paperclip and bend ...
A valve float is a condition in which the valves in the cylinder heads in an internal combustion engine don't close properly...