Honda XL350R 1984 Shop Manual page 93

7. CYLINDER/PISTON
SERVICE INFORMATION
TROUBLESHOOTING
CYLINOER REMOVAL
PISTON REMOVAL
PISTON INSTALLATION
CY LINOER INSTALLATION
7- 1
7- 2
7-3
7-4
7-7
7-8
SERVICE INFORMATION
SPECIF ICATIONS
ITEM STANDARD
Cylinder I.D.
84.00-84.01
mm
(3.3071 - 3.3074
in)
Taper
Out of round
Warpage across top
Piston
0.0. at skirt
83.965- 83.985
mm
(3.3057- 3.3065
in)
Piston pin bore
19.002- 19.008
mm
(0.7481-0.7483
in)
Piston pin-te-piston
0.002- 0 .014
mm
(0.000 1-0.0006
in)
clearance
Piston ring end gap
Top/second
0.20-0.40
mm
10,0079-0.0157
in)
Oil (Side Rail) 0.2 0.9 mm (0.007 0.035
in)
Piston ring-to-groove
Top
0.030-0.065 mm (0.00 12-0.0026 in)
clearance
Second
0.0 15 0.045 mm (0.0006--0.0018 in)
Cylinder·to·piston clearance 0.015- 0.045 mm (0 .0006- 0.00 18 in)
Pi ston pin 0.0. 18.994- 19.000 mm (0.7478-0.7480 in)
Connecting rod small end
1.0.
19.020- 19.041 mm (0.7488-0.7496 in)
TOR QUE VA LUES
Cylinder bolt(l 0 mm):
( 6mm) :
47- 53 N ' m (4.7-5.3 kg·m, 34- 38 ft·lb)
10-14 N'm (1 .0- 1.4 kg·m, 7- 10ft·lb)
SERV ICE LIMIT
84.11 mm (3.31 1 in)
0.05
mm
(0.002
in)
0.05
mm
(0.002
in)
O. 10 mm (0.004 in)
83.87
mm
(3.302
in)
19.08
mm
10.751
in)
0.12
mm
(0.005
in)
0.55
mrn
(0.022
in)
0. 12
mm
10.005
in)
0.12 mm (0.005 in)
0. 10 mm (0.004 in)
18.96 mm (0.746 in)
19.07 mm
W.751
in)
7-1
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