Fit for LS1, LS2, LS3, LS6, LS7, LS9 LSX Engines (4.8L, 5.3L, 5.7L, 6.0L, 6.2L). Lifters Maintain:1. Use inferior motor oil or the oil deteriorates. When it is necessary to rotate the camshaft, it should be continuously rotated as much as possible, and do not perform a single stop-and-stop action.
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