Honda CRF250F Owner's Manual Installation And Operation page 185

5. Install the spring, and then install a new
oil filter with the "OUT-SIDE" mark (8)
facing out. Use only the Honda Genuine
oil filter or a filter of equivalent quality
specified for your model. Using the
wrong Honda filter or a non-Honda filter
which is not of equivalent quality may
cause engine damage.
60
(4)
(7)
(3)
(3) Oil filter cover
(4) O-ring
(5) Spring
(8)
(5)
(6)
(6) Oil filter
(7) Oil filter cover bolt
(8) "OUT-SIDE" mark