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− − − − − − − − *01 S0X4A00A14680263001MAAT00 Intake Valve Stem-to-Guide Clearance Standard (New): 0.04 0.09 mm (0.002 0.004 in.) Service Limit: 0.16 mm (0.006 in.) Exhaust Valve Stem-to-Guide Clearance Standard (New): 0.11 0.16 mm (0.004 0.006 in.) Service Limit: 0.24 mm (0.009 in.) Intake Valve Stem-to-Guide Clearance Standard (New): 0.020 0.045 mm (0.0008 0.0018 in.) Service Limit: 0.08 mm (0.003 in.) Exhaust Valve Stem-to-Guide Clearance Standard (New): 0.055 0.080 mm (0.0022 0.0031 in.) Service Limit: 0.12 mm (0.005 in.) 6-48 Cylinder Head Valve Stem-to-Guide Clearance Inspection 1. Remove the valves (see page 6-46). 2. Slide the valve out of its guide about 10 mm (0.39 in.), then measure the guide-to-stem • If the measurement exceeds the service limit, recheck it using a new valve. • If the measurement is now within the service limit, reassemble using a new valve. • If the measurement with a new valve still exceeds the service limit, go to step 3. 3. Subtract the O.D. of the valve stem, measured with a micrometer, from the I.D. of the valve guide, 03/07/29 09:11:51 61S0X050_060_0048 |