VALVE SPRING INSPECTION [WL-C, WE-C]

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1. Apply a pressing force to the pressure spring and check the spring height. Replace the valve spring if necessary.

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Valve spring installation pressing force

172.9—195.6 N {15.67—17.74 kgf, 34.48—39.02 lbf}

Valve spring installation height

39.0 mm {1.53 in}

2. Measure the amount the valve spring is out-of-square. Replace the valve spring if necessary.

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Maximum valve spring out-of-square

2.0° (1.60mm {0.062 in})