Honda CRF250R 2018 Owner's Manual page 91

Piston/Piston Rings/Piston Pin
5. Install the cylinder head A bolts (7) and
tighten it to the specified torque:
7 lbf·ft (10 N·m, 1.0 kgf·m)
6. Tighten the cylinder bolt (8) to the specified
torque:
7 lbf·ft (10 N·m, 1.0 kgf·m)
(7)
(8)
(7) cylinder head A bolts
(8) cylinder bolt
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Servicing Your Honda
7. Install the left cylinder head hanger plate (9)
and right cylinder head hanger plate (10), then
loosely install the cylinder head hanger plate
bolts (11) and cylinder head hanger bolts (12).
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)
Left side:
(12)
Right side:
(11)
(9) left cylinder head hanger plate
(10) right cylinder head hanger plate
(11) cylinder head hanger plate bolts
(12) cylinder head hanger bolts
8. Install the throttle body (13) to the insulator
(14) by aligning the tab of the throttle body
with the groove of the insulator and tighten the
insulator band screw (15) so the distance
between the band ends is 0.43 ± 0.04 in (11.0 ±
1.0 mm).
(15)
(11)
0.43 ± 0.04 in
(11.0 ± 1.0 mm)
(9)
(13) throttle body
(14) insulator
(10)
(12)
(13)
Align
(14)
(15) insulator band screw