User Manual - Page 105

For CRF450X 2020.

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Piston/Piston Rings/Piston Pin
(cont’d)
Servicing Your Honda 97
8. Install the left cylinder head hanger plate (13)
and right cylinder head hanger plate (14), then
loosely install the cylinder head hanger plate
bolts (15) and cylinder head hanger bolts (16).
Tighten the cylinder head hanger bolts and
cylinder head hanger plate bolts to the
specified torque.
cylinder head hanger bolts:
40 lbf·ft (54 N·m, 5.5 kgf·m)
cylinder head hanger plate bolts:
24 lbf·ft (32 N·m, 3.3 kgf·m)
9. Install the throttle body (17) to the insulator
(18) by aligning the tab of the throttle body
with the groove of the insulator and tighten the
insulator band screw (19) so the distance
between the band ends is 0.43 ± 0.04 in (11.0 ±
1.0 mm).
10. Connect the vacuum tube (20) to the insulator.
11. Install and tighten the right radiator lower
mounting bolt (21) and washer (22) securely.
12. Install the new O-rings (23) onto the
thermostat case dowel pin (24).
13. Install the thermostat case assembly (25) to the
cylinder head (26), then install and tighten the
mounting bolts (27) to the specified torque:
7 lbf·ft (10 N·m, 1.0 kgf·m)
(13) left cylinder head hanger plate
(14) right cylinder head hanger plate
(15) cylinder head hanger plate bolts
(16) cylinder head hanger bolts
(17) throttle body (19) insulator band screw
(18) insulator (20) vacuum tube
(21) right radiator lower mounting bolt
(22) washer
(23) O-rings (new)
(24) dowel pin
(25) thermostat case assembly
(26) cylinder head
(27) bolts
31MKE710.book97ページ2019年3月11日 月曜日 午前10時47
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