P-9-TM-457-35
T.O. 35 C2-3-442-2
TM-07464A-35 TM 5-6115-457-34
Table 1-1. Repair and Replacement Standards (continued)
MANUFACTURER'S
MAXIMUM
DIM ENSIONS AND
ALLOWABLE
TOLERANCES
WEAR AND
COMPONENT
IN INCHES
DESIRED CLEARANCE
CLEARANCE
MIN
MAX
MAX
Oil Pump Group:
0.8745
Drive shaft diameter
0.005
0.8749
0.004
Gear to cover clearance
0.002
Drive idler gear shaft
1.1230
diameter
1.1220
0.008
0. 8745
Idler gear shaft diameter
0.008
0.8749
Relief valve pressure
---
spring O. D.
0.770
Valve Mechanism Group:
0.7260
Rocker arm bearing bore
0.7266
Shaft diameter
0.7240
0.008
0.7250
Cylinder Head:
---
1.386
Valve spring O.D.
0.3712
0.0010
Valve stem O.D.
0.3722
Valve lip thickness:-
Exhaust valve
0.070 (rein
Inlet valve
0.057 (rein
Valve face angle
2 9 - 1 / 4 degree
2.015
Inlet valve head diameter
2.025
Exhaust valve head
diameter
1.891
1.901
0.0010
0.3736
Valve guide bore
0.3756
Valve spring free length
2.05
VaIve guide projection
above head (measure
from valve spring seat
to top of guide)
0.875
Valve seat insert bore
depth
0.448
0.450
1-35
