1. | Remove the rocker arm assembly. |
2. | Measure the diameter of the shaft at the first rocker location.
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3. | Zero the gauge (A) to the shaft diameter.
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4. | Measure the inside diameter of the rocker arm, and check it for an out-of-round condition.
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5. | Repeat for all rocker arms and both shafts. If the clearance is over the limit, replace the rocker shaft and all overtolerance rocker arms. |