VALVE GUIDE INSPECTION [WLT-1, WLT-2, WL-3]

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1. Measure the inner diameter of each valve guide in the X and Y directions at the three points (A, B, and C) shown in the figure.

• If it is not within the specification, replace the valve guide.

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Standard valve guide inner diameter

7.025—7.045 mm {0.2766—0.2773 in}

2. Measure the protrusion height (dimension A) of each valve guide without lower valve spring seat.

• If it is not within the specification, replace the valve guide.

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Standard valve guide height

14.0—14.5 mm {0.552—0.570 in}