Honda CRF450X 2020 Owner's Manual & Competition Handbook page 59

17. Remove the air cleaner housing (17) from the
connecting tube (37).
(17)
(37)
(17) air cleaner housing
(37) connecting tube
Installation
1. Install the air cleaner housing (1) to the
connecting tube (2).
(1)
(2)
(1) air cleaner housing
(2) connecting tube
2. Loosely attach the upper and lower ends of the
subframe (3) to the main frame (4), while
installing the wire harness into place and
loosely install subframe upper mounting bolts
(5) and lower mounting bolts (6).
(5)
(3)
(5)
(6)
(4)
(3) subframe
(4) main frame
(5) upper mounting bolts
(6) lower mounting bolts
3. Tighten the subframe upper mounting bolts (5)
first and then tighten the lower mounting bolts
(6) to the specified torque.
subframe upper mounting bolts:
24 lbf·ft (32 N·m, 3.3 kgf·m)
subframe lower mounting bolts:
36 lbf·ft (49 N·m, 5.0 kgf·m)
Left side:
(5)
(6)
(5) upper mounting bolts
(6) lower mounting bolts
4. Install and tighten the air cleaner housing
mounting bolts A (7), collars (8) and air
cleaner housing mounting bolts B (9).
(6)
(9)
(8)
(7) air cleaner housing mounting bolts A
(8) collars
(9) air cleaner housing mounting bolts B
Subframe
Right side:
(5)
(6)
(7)
(8)
(cont'd)
51
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