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EM-312 < DISASSEMBLY AND ASSEMBLY > [K9K] CYLINDER HEAD Valve Seat Measure the valve seats as follows. α ) • Contacting width (X) • Seat outer diameter (D): • Cylinder head seat recess diameter (D) Valve Guide Clearance 1. Measure diameter of valve stem with micrometer. 2. Measure inner diameter of valve guide with inside micrometer. 3. Calculate the valve guide clearance. • If it exceeds the limit, replace and/or valve guide. Valve Spring Measure the valve spring as follows. • Length under load • Full pressed height • Wire diameter • Inner diameter • Outer diameter Intake : Refer to Exhaust Intake : Refer to Exhaust Intake : Refer to Exhaust Intake : Refer to Exhaust Intake : Refer to Exhaust E1BIA0066ZZ Intake : 0.020 - 0.050 mm (0.0008 - 0.0020 in) Exhaust : 0.030 - 0.063 mm (0.0012 - 0.0025 in) SEM938C Intake and exhaust : Refer to Intake and exhaust : Refer to Intake and exhaust : Refer to Intake and exhaust : Refer to Intake and exhaust : Refer to SEM113 |