Figure 3-19.--Cylinder liner application.
Engine blocks for L-head engines contain the
passageways for the valves and valve ports. The lower
measurements. Check the measurements you get with
part of the block (crankcase) supports the crankshaft
the specifications given in the manufacturer's manual.
(with main bearings and bearing caps) and also
Most cylinder wall wear occurs at the top of piston
provides a place for fastening the oil pan.
travel where pressures are greatest.
Figure 3-20.--(A) Dry-type liner for 2-cycle General Motors series engines. (B) Section through series 71 block.