Cylinder Head/Valve - Service Information; Cylinder Head/Valve Specifications - Honda VT600C Shadow VLX Service Manual

SERVICE I N FORMATI O N
TROUBLES H OOTI N G
CYL I N D E R H EAD COVER REMOVAL
CAM S HAFT R E M OVAL
CYL I N D E R H EAD
VALVE G U I D E REPLAC E M ENT
SERVICE I N FORMATION
G E N E R A L
•
The front cylinder head can be removed without removing the engine.
•
To service the rear cylinder head, the engine must be removed from the frame. (See section 6 for engine removal and in­
stal lation . ) However, the rear cylinder head cover can be removed to service the camshaft, rocker arms, cam chain and
cam chain tensioner.
•
Camshaft l ubricating oil is fed through an oil pass pipe. Be sure the holes in the oil pass bolts are not clogged .
•
D u ring assembly a p ply molybd e n u m disu lfide oil (a 50/50 m ixtu re of engine oil a nd molybde n u m disulfide g rease) to
the camshaft h olders , camshaft journals of the cylinder head , rocker a rm shafts, rocker a rm slipper faces and valve
stems to p rovide initial l u b rication .
S P E C I F I CATI O N S
ITEM
Compression pressure
Camshaft Cam lobe height
Journaf O . D .
Runout
Oil clearance
Rocker arm Rocker arm I. D .
Rocker arm shaft
O . D .
Valves and Valve stem O . D .
valve guides
Valve guide I . D .
Stem-to-guide
clearance
Valve seat width
Valve guide pro-
jection height
Valve springs Free length
Cylinder head warpage
9.
9 - 1 VALVE SEAT I N S PECT I O N / REFAC I N G
9 - 2 CYLIN DER H EAD ASSEM BLY
9 - 3 CYL I N DER H EAD I N STALLATION
9 - 4
CAMS HAFT I N STALLATION
9 - 8 CYL I N DER H EAD COVER
I N STALLATION
9 - 1 1
±
1 .0 kg/cm 2 , 1 92
( 1 3 . 5
IN 3 7 . 930 ( 1 .4933)
EX 3 7 . 9 50 ( 1 .494 1 )
2 1 . 9 59 - 2 1 . 980 (0. 8645 - 0 . 8 6 54)
0.050 - 0. 1 1 1 (0.0020 - 0 . 0044)
IN/EX 1 2 . 000 - 1 2 . 0 1 8 (0.4724 - 0 . 47 3 1 )
IN/EX 1 1 . 966 - 1 1 . 984 (0.47 1 1 - 0 . 47 1 8)
I N 5 . 47 5 - 5. 490 (0. 2 1 56 - 0 . 2 1 6 1 )
EX 6 . 5 5 5 - 6 . 570 (0.2580 - 0 . 2 5 8 7 )
I N 5 . 500 - 5 . 5 1 2 (0.2 1 6 5 - 0 . 2 1 70)
EX 6 . 600- 6 . 6 1 5 (0.2598 - 0 . 2604)
IN 0 . 0 1 0 - 0.037 (0.0004 - 0 . 00 1 5)
EX 0 . 030 - 0 .060 (0.00 1 4 - 0 . 0024)
0 . 9 - 1 . 1 (0.03 5 - 0.043)
IN 1 9 . 4 - 1 9 . 6 (0.76 - 0 . 7 7 )
EX 1 7 . 9 - 1 8 . 1 (0. 7 0 - 0. 7 1 )
OUTER IN
EX
I N N E R I N
EX
CYLI N DE R H EAD/VALVE
STANDARD
±
1 , 324 kPa
1 4 psi)
0. 030 (0.00 1 2)
42. 1 4 ( 1 .659)
42.83 ( 1 . 686)
38 . 1 1 ( 1 . 500)
38. 8 1 ( 1 . 765)
--
9 - 1 2
9 - 1 5
9 - 1 6
9 - 1 8
9 - 2 1
g
Unit: mm (in)
SERVICE LIMIT
--
3 7 . 730 ( 1 .48 54)
37 . 7 50 ( 1 .4862)
2 1 . 90 (0.862)
0.05 (0.002)
0. 1 30 (0.005 1 )
1 2 .05 (0.474)
1 1 . 83 (0.466)
5.45 (0.2 1 5)
6 . 5 5 (0.258)
5 . 56 (0.2 1 9)
6 . 6 5 (0.262)
0. 1 0 (0.004)
0. 1 1 (0.004)
1 . 5 (0.06)
--
--
40 . 58 ( 1 . 598)
4 1 . 2 5 ( 1 . 624)
36.47 ( 1 .436)
3 7 . 5 1 ( 1 .47 7 )
0. 1 0 (0.004)
9- 1