Honda 2005 CRF450R Owner's Manual page 76

2. Route the cam chain through the cylinder
head (3).
Install the cylinder head.
NOTICE
Do not damage mating surfaces when installing
the cylinder head.
3. Apply engine oil to all cylinder head nut (4)
threads and seating surface.
Install the washers and cylinder head nuts and
tighten them to the specified torque:
44 lbf·ft (59 N·m, 6.0 kgf·m)
NOTICE
Do not let the washers and nuts fall into the
crankcase.
Tighten the cylinder head nuts in a criss-cross
pattern in two or three steps.
(4)
(3) cylinder head
(4) cylinder head nuts/washers
4. Install the cylinder bolt (5), cylinder head bolts
(6) and tighten them to the specified torque:
7 lbf·ft (10 N·m, 1.0 kgf·m)
(5) cylinder bolt
(6) cylinder head bolts
5. Install the left engine hanger plate (7), right
engine hanger plate (8) and engine hanger B
bolts (9), them tighten the engine hanger B
bolts until lightly contact the frame.
Install the engine hanger A bolt (10), fuel hose
guide (11) and engine hanger nut (12), them
tighten the engine hanger nut until it lightly
(4) contacts the engine hanger plates.
Tighten the engine hanger B bolts to the
specified torque:
19 lbf·ft (26 N·m, 2.7 kgf·m)
Tighten the engine hanger nut to the specified
torque:
40 lbf·ft (54 N·m, 5.5 kgf·m)
(3)
Piston/Piston Rings/Piston Pin
(6)
(5)
(7) left engine hanger plate
(8) right engine hanger plate
(9) engine hanger B bolts
(10) engine hanger A bolt
(11) fuel hose guide
(12) engine hanger nut
(9)
(11)
(7)
(10)
(9)
(8)
(12)
(cont'd)
Servicing Your Honda
71