TM 10-3930-641-34-1
FUEL INJECTION SPECIFICATIONS
(Sheet 1 of 2)
Firing order (injection sequence) ....................................................... 1,8,4,3,6,5,7,2
(7) Bore in bearings for the
camshaft (new) .......................... 2.1255 .0010 in. (53.988 0.025 mm)
Injection timing before TC (top center) ............................................................... 11
(1) Torque for bushing ...................................... 150 10 lb. ft. (204 14 N m)
Diameter of bearing surfaces of the
camshaft (new) ........................... 2.1220 .0005 in. (53.899 0.013 mm)
(2) S8634 Spring:
Maximum permissible clearance between the
Length under test force .................................................321 in. (8.15 mm)
bearings and the camshaft ............................................. .010 in (0.25 mm)
Test force ............................................. .190 .010 lb. (0.086 0.005 kg)
(8) Timing dimension for the fuel injection pumps, with 8S7167
Free length after test ...................................................418 in. (10.62 mm)
Gage (A):
Outside diameter ..........................................................388 in. (9.86 mm)
On engine ........................................ 4.343 .002 in. (110.31 0.05 mm)
(3) Thickness of spacers:
Off engine ....................................... 4.394 .002 in. (111.61 0.05 mm)
5M6297 Spacer .............................................................170 in. (4.32 mm)
2M4208 Spacer .............................................................174 in. (4.42 mm)
2M4209 Spacer .............................................................178 in. (4.52 mm)
2M4210 Spacer .............................................................182 in. (4.62 mm)
2M4211 Spacer .............................................................186 in. (4.72 mm)
2M4212 Spacer .............................................................190 in. (4.83 mm)
5M2691 Spacer .............................................................194 in. (4.93 mm)
5S7189 Spacer..............................................................198 in. (5.03 mm)
(4) 1S7592 Spring:
Length under test force ............................................1.522 in. (38.66 mm)
Test force ............................................. 22.6 1.1 lb. (10.250 0.500 kg)
Free length after test ...............................................1.751 in. (44.48 mm)
Outside diameter .........................................................1.00 in. (25.4 mm)
(5) Length of pump plunger
(new).......................................... 2.7212 .0015 in. (69.118 0.038 mm)
Minimum permissible length
(worn) ...................................................................2.7147 in. (68.953 mm)
(6) Bores for the racks:
Bore in housing, at the rear
(new)............................................. 5023 .0015 in. (12.758 + 0.038 mm)
Bearing at the front
(new)............................................. 5023 .0013 in. (12.758 0.033 mm)
Diameter of fuel racks
(new)............................................ .4985 .0002 in. (12.662 0.005 mm)
Maximum permissible clearance between rack
and bearings (worn) ......................................................007 in. (0.18 mm)
TA098838
Go on to Sheet 2
2-108
