|
Item
|
Measurement
|
Qualification
|
Standard or New
|
Service Limit
|
|---|---|---|---|---|
|
Valve
|
Clearance (cold)
|
Intake
|
0.18−0.22 mm (0.007−0.009 in.)
|
———
|
|
Exhaust
|
0.23−0.27 mm (0.009−0.011 in.)
|
———
|
||
|
Stem O.D.
|
Intake
|
5.48−5.49 mm (0.2157−0.2161 in.)
|
5.45 mm (0.215 in.)
|
|
|
Exhaust
|
5.45−5.46 mm (0.2146−0.2150 in.)
|
5.42 mm (0.213 in.)
|
||
|
Stem-to-guide clearance
|
Intake
|
0.02−0.05 mm (0.0008−0.0020 in.)
|
0.075 mm (0.003 in.)
|
|
|
Exhaust
|
0.05−0.08 mm (0.0020−0.0031 in.)
|
0.11 mm (0.004 in.)
|