4 - 30
ENG
CYLINDER HEAD
CYLINDER HEAD
CYLINDER HEAD
Extent of removal:
1
Cylinder head removal
NOTE:
Tighten the cylinder head bolts to 30 Nm (3.0 m • kg, 22 ft • lb) in the proper tightening sequence, remove and
retighten the cylinder head bolts to 20 Nm (2.0 m • kg, 14 ft • lb) in the proper tightening sequence, and then
tighten the cylinder head bolts further to reach the specified angle 180° in the proper tightening sequence.
Extent of removal
Order
Part name
Q’ty
Remarks
CYLINDER HEAD REMOVAL
Preparation for removal
Seat and fuel tank
Refer to “SEAT, FUEL TANK AND SIDE
COVERS” section.
Exhaust pipe and silencer
Refer to “EXHAUST PIPE AND
SILENCER” section.
Radiator
Refer to “RADIATOR” section.
Carburetor
Refer to “CARBURETOR” section.
Camshaft
Refer to “CAMSHAFTS” section.
1
Bolt
2
2*
Bolt
4
Refer to NOTE.
3
Cylinder head
1
4
Gasket
1
5
Dowel pin
2
6
Timing chain guide (front)
1
1
Summary of Contents for YZ450F(V)
Page 47: ...GEN INFO MEMO...
Page 67: ...GEN INFO MEMO...
Page 128: ...2 20 SPEC LUBRICATION DIAGRAMS 1 Intake camshaft 2 Exhaust camshaft To main axle From oil pump...
Page 193: ...INSP ADJ MEMO...
Page 593: ...ELEC MEMO...
Page 623: ...TUN MEMO...
Page 648: ......
Page 649: ......