LINK (MASTER) 5S0685 - Caterpillar

Illustration 1 g03153457
Illustration 2 g03153458
Table 1
Item Qty Part Specification Description
Before assembly, lubricate the camshaft bearings, the journals, and the lobes with a 50/50 mixture of green 8T-2998 Lubricant and clean engine oil.
1 1 421-0155 Camshaft The end of the camshaft that is marked "F" must be placed at the front of the engine.
2 1 421-0176 Camshaft The end of the camshaft that is marked "F" must be placed at the front of the engine.
A - - Diameter of camshaft journal is 84.85 0.02 mm (3.341 0.001 inch).
Illustration 3 g03153459
Table 2
Item Qty Part Specification Description
- - - Use the following procedure in order to determine the actual camshaft lobe lift:
1. Measure camshaft lobe height (C).
2. Measure the base circle (D).
3. Subtract the base circle (D) from the camshaft lobe height (C). The difference is the actual camshaft lobe lift (B).
- - - Specified camshaft lobe lift (B) for:
Inlet lobe is 9.4311 mm (0.371300 inch) .
Exhaust lobe is 8.5152 mm (0.33524 inch).
Injector lobe (right blank) is 10.6555 mm (0.41951 inch).
Injector lobe (left blank) is 10.6443 mm (0.41907 inch).