Mitsubishi 6M60-TL Service Manual page 69

Service standards (Unit: mm)
Location
2, 10 Valve bridge-to-valve bridge guide clearance
Outer valve
5
spring
Inner valve
6
spring
8 Exhaust valve
8, 11 Exhaust valve stem-to-valve guide clearance
9 Intake valve
9, 12 Intake valve stem-to-valve guide clearance
10 Valve bridge guide in outside diameter
13 Exhaust valve seat width
14 Intake valve seat width
16 Cylinder head
Tightening torque (Unit: N·m {kgf·m})
Mark
Lock nut (valve bridge adjusting screw tightening)
Stud bolt
Lubricant and/or sealant
Mark
Lip of valve stem seal
Stem and end of valve
Maintenance item
Free length
Installed load
Intake side (46.5 in installed
length)
Squareness
Free length
Installed load
Exhaust side (46.5 in installed
length)
Squareness
Free length
Installed load
(41.8 in installed length)
Squareness
Stem outside diameter
Sinkage from cylinder head
bottom surface
Valve margin
Seat angle
Stem outside diameter
Sinkage from cylinder head bottom
surface
Valve margin
Seat angle
Bottom surface distortion
Height from top surface to
bottom surface
Parts to be tightened
Points of application
Standard value
0.01 to 0.04
71.7
407 ± 20.6 N
{42 ± 2.1 kgf} {37 kgf}
– 2° or less
66.47
280 ± 14 N
{29 ± 1.4 kgf} {26 kgf}
– 2° or less
60.61
127 ± 6.3 N
{12.9 ± 1.9 kgf} {12 kgf}
– 2° or less
–0.060
φ8
–0.075
1.3 ± 0.2
1.5
45° ± 15'
0.07 to 0.10
–0.025
φ8
–0.040
1.3 ± 0.2
1.5
45° ± 15'
0.06 to 0.09
9.989 to 10
2.3 to 2.7
1.8 to 2.2
0.08 or less
94.9 to 95.1
Tightening torque
59 {6.0}
20 {2}
Specified lubricant and/or sealant
Engine oil
11
Limit Remedy
0.1 Replace
68.1 Replace
367 N
Replace
Replace
63.1 Replace
252 N
Replace
Replace
57.6 Replace
121 N
Replace
Replace
φ7.85
Replace
1.55 Inspect
1.2 Replace
– Correct
0.2 Replace
φ7.85
Replace
1.55 Inspect
1.2 Replace
– Correct
0.2 Replace
9.94 Replace
Correct or
3.3
replace
Correct or
2.8
replace
Correct or
0.2
replace
94.5 Replace
Remarks
–
–
Quantity
As required
11-33