RING AS.-SEAL 2877552 - Caterpillar

Illustration 1 g06345548
Table 1
Item Qty Part Specification Description
1 12 260-7524 Valve Adjustment Screw The free running torque must not exceed 0.4 N m (3.5 lb in).
2 12 2Y-5829 Nut Torque to 7 3 N m (62 27 lb in).
3 12 453-5998 Valve Lifter As Before installation, lubricate the bore in the cylinder block for the valve lifter assembly with the 50/50 mixture of clean engine oil and Loctite LB 8028 camshaft lube.
- - - Dimension for the valve lash setting, the engine must be stopped and the engine must be cold:
Inlet valve is 0.38 0.08 mm (0.015 0.003 inch).
Outlet valve is 0.64 0.08 mm (0.025 0.003 inch).
Illustration 2 g06345551
Right side view
Numerical sequence
Table 2
Item Qty Part Specification Description
4 7 8T-0646 Bolt Tighten the bolts in a numerical sequence as shown in Illustration 2 to standard torque.
5 6 163-2459 Spring Length under the test force is 14.50 mm (0.571 inch).
Test force is 65.0 3.5 N (14.6 0.8 lb).
Approximate free length after test is 30.75 mm (1.211 inch).
Illustration 3 g01585816
547-4475 Rocker Shaft Assembly
Table 3
Item Qty Part Specification Description
A - - Diameter of the rocker arm shaft is 28.000 0.013 mm (1.1024 0.0005 inch).
B - - Installation depth of the cup plug is 1.25 0.25 mm (0.049 0.010 inch).