Yoke assembly for motor cylinder valves comprise a unit to compensate valve free play and eliminate manual adjustments at the shafts

摘要

The yoke assembly, for the operation of the valves in an internal combustion motor, has a unit (20) to compensate for the free play at each valve shaft (4a,4b) held in the yoke (17a). A roller (16a) is fitted in the yoke to work with the operating arm (15a) of the valve rocker (9a). The yoke has an S-shape, fitted with channels for the lubrication of the free play compensation unit.