SSANGYONG 1999 Musso Service Manual page 433

11. The distance 'x' (camshaft basic bore - valve stem).
'x' = 'z' - 'y'.
Determine the valve to use according to this measurement
(See 'matching valves')
Example) Measured value 'w' = 38.2 mm
Measured value 'z' = 36.5 mm
Value
'x' = 36.5 - 15.5 = 21.0mm
In this case according to 'Matching valves' table, the
installed valve may be used.
'y' = 15.5 mm
OM600 ENGINE MECHANICAL 1B3-131