A-5P4158 Gauge Illustrated
Firing order (injection sequence) … 1,5,3,6,2,4
Injection timing before TC (top center) … 13° 30′ ± 1°
(1) Torque for bushing … 150 ± 10 lb. ft.(205 ± 14 N·m)
(2) Thickness of spacers:
9N6496 Spacer … .161 in.(4.12 mm)
9N6495 Spacer … .166 in.(4.22 mm)
5M2697 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)
4N9839 Spacer … .203 in.(5.16 mm)
4N9840 Spacer … .207 in.(5.26 mm)
(3) 1S206 Spring:
Length under test force … 1.39 in.(35.3 mm)
Test force … 15.4 ± .8 lb.(68.5 ± 3.6 N)
Free length after test … 1.59 in.(40.4 mm)
Outside diameter … .979 in.(24.87 mm)
(4) Timing dimension for the fuel injection pumps:
OFF Engine with 5P4158 or 8S7167 Gauge … 4.2675 ± .0020 in.(108.395 ± 0.051 mm)
ON Engine with 5P4158 or 8S7167 Gauge … 4.2179 ± .0020 in.(107.135 ± 0.051 mm)
(5) Length of pump plunger (new) … 2.5934 ± .0015 in.(65.872 ± 0.038 mm)
Minimum permissible length (worn) … 2.5869 in.(65.707 mm)
(6) Bore in the bearings for the rack:
Bearing at the rear … .5018 ± .0018 in.(12.746 ± 0.046 mm)
Bearing at the front … .5023 ± .0015 in.(12.758 ± 0.038 mm)
Diameter of fuel rack … .4985 ± .0002 in.(12.662 ± 0.005 mm)
Maximum permissible clearance between rack and bearings (worn) … .005 in.(0.13 mm)
(7) Bore in bearings for the camshaft … 1.8755 ± .0005 in.(47.638 ± 0.013 mm)
Diameter of bearing surfaces (journals) of the camshaft (new) … 1.8730 ± .0005 in.(47.574 ± 0.013 mm)
Maximum permissible clearance between the bearings and the camshaft bearing surfaces (journals) (worn) … .010 in.(0.25 mm)
(8) Torque for the nuts that hold the fuel lines (use 5P144 Fuel Line Socket) … 30 ± 5 lb. ft.(40 ± 7 N·m)
(9) Torque for the nuts that hold the nozzles … 105 ± 5 lb. ft.(142 ± 7 N·m)
(10) Body.
(11) Put 5P3931 Anti-Seize
Compound on threads of glow plug and tighten to … 120 ± 24 lb. in.(13.6 ± 2.8 N·m)
(12) Tighten nozzle finger tight on body.
(13) Put 5P3931 Anti-Seize Compound on threads of precombustion chamber and tighten to … 150 ± 10 lb. ft.(205 ± 14 N·m)
NOTE: See Glow Plug Positioning.
