|
Item
|
Measurement
|
Qualification
|
Standard or New
|
Service Limit
|
|---|---|---|---|---|
|
Valve
|
Clearance (cold)
|
Intake
|
0.21−0.25 mm (0.008−0.010 in.)
|
———
|
|
Exhaust
|
0.25−0.29 mm (0.010−0.011 in.)
|
———
|
||
|
Stem O.D.
|
Intake
|
5.475−5.485 mm (0.2156−0.2159 in.)
|
5.445 mm (0.214 in.)
|
|
|
Exhaust
|
5.450−5.460 mm (0.2146−0.2150 in.)
|
5.420 mm (0.213 in.)
|
||
|
Stem-to-guide clearance
|
Intake
|
0.030−0.055 mm (0.0012−0.0022 in.)
|
0.08 mm (0.003 in.)
|
|
|
Exhaust
|
0.055−0.080 mm (0.0022−0.0031 in.)
|
0.11 mm (0.004 in.)
|