|
Item
|
Measurement
|
Qualification
|
Standard or New
|
Service Limit
|
|
|---|---|---|---|---|---|
|
Valve
|
Clearance (cold)
|
Intake
|
0.15−0.19 mm (0.006−0.007 in.)
|
———
|
|
|
Exhaust
|
0.26−0.30 mm (0.010−0.012 in.)
|
———
|
|||
|
Stem O.D.
|
Intake
|
5.48−5.49 mm (0.216−0.216 in.)
|
5.45 mm (0.215 in.)
|
||
|
Exhaust
|
5.45−5.46 mm (0.215−0.215 in.)
|
5.42 mm (0.213 in.)
|
|||
|
Stem-to-guide clearance
|
Intake
|
0.020−0.050 mm (0.0008−0.0020 in.)
|
0.08 mm (0.003 in.)
|
||
|
Exhaust
|
0.050−0.080 mm (0.0020−0.0031 in.)
|
0.11 mm (0.004 in.)
|
|||