SPARK PLUG 1999012 - Caterpillar

Illustration 1 g06327323
Table 1
Item Qty Part Specification Description
1 2 3J-9196 Jam Nut Torque to 70 15 N m (52 11 lb ft).
2 1 317-1121 Jam Nut Torque to 120 15 N m (89 11 lb ft).
3 1 230-2633 Shaft As Diameter of the rocker arm shaft assembly is 45.000 0.013 mm (1.7716 0.0005 inch).
4 2 334-1626 Bolt Apply Loctite® aviation gasket sealant to the threaded portion of the bolt, if the bolts are removed after initial installation.
5 1 7E-6508 Cap As Use the following procedure to tighten the Cap:
1. Hand start tighten cap nuts to avoid cross threading of terminal studs.
2. Torque to 2.5 0.25 N m (22 2 lb in).
6 1 6J-2245 O-Ring Seal Before assembly, lubricate the bore lightly with the engine oil.
7 1 450-0910 Injector Spring Length under test force is 85 mm (3.3 inch).
Test force is 300 23 N (67 5 lb).
Free length after test is 87.67 mm (3.451 inch).
8 2 416-8319 Valve Lifter As Diameter of the valve lifter assembly is 29.900 0.010 mm (1.1772 0.0004 inch).
Bore in the cylinder head for valve lifter assembly is 30.000 0.025 mm (1.1811 0.0010 inch).
9 1 5P-7530 O-Ring Seal Before assembly, lubricate the bore lightly with the engine oil.
10 1 282-7944 Injector Lifter As Diameter is 34.950 0.010 mm (1.3760 0.0004 inch).
Bore in the cylinder head for the unit injector lifter assembly is 35.000 0.025 mm (1.3779 0.00010 inch).