TRUCK SERVICE MANUAL
ENGINE
Table 2-1: Specifications - Inch [mm] (Reference Fig. 2-1) (Cont.)
Ref.
Worn
New
New
No.
Measurement
Limit
Minimum
Maximum
7.
Injector Sleeve
Tip Protrusion
(1)
0.060
0.070
[1.52]
[1.78]
8.
Valve Seat Insert
Oversize
Oversize
Insert
Cylinder Head
Insert
Part No
Diameter
Depth
O.D
I.D
Thickness
127935
0.005
Std
2.0075/2.0085
2.0045/2.0055
0.278/0.282
[50.991/51.016]
[50.914/50.940]
[7.06/7.16]
127931
0.010
Std
2.0125/2.0135
2.0095/2.0105
0.278/0.282
[51.118/51.143]
[51.041/51.067]
[7.06/7.16]
127932
0.020
0.005
2.0225/2.0235
2.0195/2.0205
0.283/0.287
[0.50]
[0.137]
[51.372/51.397]
[51.295/51.321]
[7.19/7.29]
127933
0.030
0.010
2.0325/2.0335
2.0295/2.0305
0.288/0.292
[0.76]
[0.25]
[51.626/51.651]
[51.549/51.575]
[7.32/7.42]
127934
0.040
0.015
2.0425/2.0435
2.0395/2.0405
0.293/0.297
[1.02]
[0.38]
[51.880/51.905]
[51.803/51.829]
[7.44/7.54]
Be sure to measure insert before machining head or installing insert in head.
9
Valve Spring Data
Required Load For Length
Approximate
Wire
Lb [kg]
Lb [kg]
Lb [kg]
Valve Spring
Free Length
No
Diameter
Length
Worn
New
New
Part No
Inch [mm]
Coils
Inch [mm]
Inch [mm]
Limit
Minimum
Maximum
143907
2.890
10.5
0.162
1.765
108
130
105
[73.41]
[4.11 ]
[44.83]
[48.97]
[58.97]
[47.63]
211999
2.685
9
0.177
1.724
147.25
162.75
143
[68.199]
[4.496]
[43.789]
[66.793]
[73.823]
[64.865]
10.
Cylinder Head Pipe Plug Torque - ft. lb. [kg m]
Plug Size
Minimum
Maximum
1/8 inch
5 [0.7]
10 [1.4]
Fuse Plug
5 [0.7]
10 [1.4]
3/8 Inch
35 [4.8]
45 [6.2]
1/2 Inch
60 [8.3]
70 [9.7]
3/4 Inch
65 [9.0]
75 110.4)
1 Inch
135 [18.7]
145 [20.1]
352
