Honda NSA700A DN-1 2009, Service Manual

Page: 12 / 654

GENERAL INFORMATION
CYLINDER HEAD/VALVE SPECIFICATIONS
Unit: mm (in)
ITEM
STANDARD SERVICE LIMIT
Cylinder compression at 400 min 1 (rpm)
1,569 ± 9 8 kPa
(16.0 ± 1.0 kgf/cm2, 227.6 ± 14 psi)
Valve clearance
IN
0.15 ±0.02 (0.006 ±0.001)
-
EX
0.20 ±0.02 (0.008 ±0.001)
-
Camshaft
Cam lobe height IN
40.541 -40.701 (1.5961 -1.6024)
40.52 (1.595)
EX 40.559 - 40.719(1.5968 - 1.6031)
40.53(1.596)
Runout
- 0.05 (0.002)
Journal O.D.
21.959 - 21.980 (0.8645 - 0.8654)
21.90 (0.862)
Oil clearance
0.020 - 0.062 (0.0008 - 0.0024)
0.10(0.004)
Rocker arm. Rocker arm shaft O.D.
IN/EX 11.983 - 11.994 (0.4718 - 0.4722)
11.92 (0.469)
rocker arm
Rocker arm I.D. IN/EX
12.006 - 12.024 (0.4726 - 0.4734)
12.05 (0.474)
shaft
Rocker arm-to-shaft clearance
0.012-0.041 (0.0008-0.0016) 0.14(0.006)
Valve,
Valve stem O.D. IN 5.475 - 5.490 (0.2156 - 0.2161)
5.460 (0.2150)
valve guide
EX
5.460 - 5.475 (0.2150 - 0.2156)
5.455 (0.2148)
Valve guide I.D. IN/EX
5.500-5.512 (0.2165-0.2170) 5.54 (0.218)
Stem-to-guide clearance
IN 0.010 - 0.037 (0.0004 - 0.0015)
0.07 (0.003)
EX 0.025 - 0.052 (0.0009 - 0.0020)
0.09 (0.004)
Valve guide projection
IN 1 2 .5 - 12.7 (0.49-0.50)
-
above cylinder head
EX 16.7-16.9 (0.66-0.67)
-
Valve seat width
IN/EX 0 .9 0 -1 .10 (0 .03 5 -0 .0 4 3)
1.5(0.06)
Valve spring
Free length IN/EX 44.91 (1.768)
43.9(1.73)
Cylinder head warpage
-
0.10(0.004)
CYLINDER/PISTON SPECIFICATIONS
Unit: mm (in)
ITEM
STANDARD
SERVICE LIMIT
Cylinder I.D.
81.000 - 81.015 (3.1890 - 3.1896)
81.10(3.193)
Out of round
-
0.06 (0.002)
Taper
-
0.06 (0.002)
Warpage
-
0.10(0.004)
Piston, Piston O.D. at 15 m m (0.59 in) from
80.960 - 80.980 (3.1878 - 3.1886)
80.90 (3.185)
piston pin,
bottom
piston rings
Piston pin bore I.D.
18.002 - 18.008 (0.7087 - 0.7089)
18.05 (0.711)
Piston pin O.D.
17.994 - 18.000 (0.7084 - 0.7087) 17.98 (0.708)
Piston-to-piston pin clearance
0.002 - 0.014 (0.0001 - 0.0006) 0.04 (0.002)
Piston ring end Top
0 .2 0 -0 .35 (0.008-0.014)
0.50 (0.020)
gap Second 0 .3 5 -0 .50 (0.014-0.020)
0.65 (0.026)
Oil
(side rail)
0 .2 0 -0 .70 (0.008-0.028)
0.90 (0.035)
Piston ring-to-ring
groove clearance
Top/
Second
0.015 - 0.045 (0.0004 - 0.0018)
0.07 (0.003)
Cylinder-to-piston clearance
0.020 - 0.055 (0.0008 - 0.0022)
0.10(0.004)
Connecting rod small end I.D.
18.016 - 18.037 (0.7093 - 0.7101)
18.047 (0.7105)
Connecting rod-to-piston pin clearance 0.016 - 0.043 (0.0006 - 0.0017)
0.06 (0.002)