<p>A pressure control valve (40) has a spool (42) slidably mounted in a valve body (41). The valve body (41) has a chamber (41c) between opposed lands (42b, 42c) of the spool (42). An oil guide (31) is provided in the chamber (41c). The oil guide (31) has a passage (34) arranged to apply oil pressure to the lands (42b, 42c). The passage (34) has a small sectional area so as to reduce pulsation of oil pressure.</p>
