Figure 3-26. Engine cylinder block, removal and installation.

Figure 3-26. Engine cylinder block, removal and installation.

Figure 3-27. Engine cylinder block, disassembly and reassembly.

3-25. Valves, Valve Seats and Valve Guides

are used to adjust the valve clearance. The stem of

a. General. The valves are mounted in the

each valve rides within a valve guide in the cylinder

cylinder block and are raised and lowered by the

block. The valves are make of high, heat-resistant

adjustable valve lifters, operating in contact with

steel and seated in alloy-steel replaceable valve seat

the camshaft. Screws threaded in the valve lifters

inserts.

3-32