Honda CB900F Service Manual page 10

GENERAL INFORMATION
COOLING SYSTEM
ITEM SPECIFICATIONS
Coo lant capacity Radia tor and e ngi ne
3.2 liter 13 .38 US qt. 2.8 2 Im p qt)
Reserv e tank
0 .8 liter (0.8 5 US q t. 0.70 Imp qt l
Rad iat or ca p rel ief pr essur e
108 - 137 kPa 11.1 - 1.4 kqf/crn", 16 - 20 psi )
-
Th erm ostat
Begin to o pe n
80 - 84 ' C 1176 - 183 ' F)
Fully open
95 ' C 1203 ' F)
~
Va lve lift
8 m m (0.3 in) min imu m
-
Recommended antifre eze
Pro Ho nda Coo lant o r an eq uiva lent high qua lity ethy lene gly-
co l
antifreeze cont a ining co rr osio n prote ction inhibito rs
spe cificall y recommended for use in aluminum engines
Stan dard coo lant co nce ntration 50 - 50% mi xture w it h soft water
Un it' m m (in )
r-r-
CYLINDER HEAD/VALVES
ITEM STA N DARD SERVICE LIMIT
Cy linde r com pression 1,275 kPa 113.0 kgf/em' , 18 5 psi ) - -
at 350
rnin'
(rpm )
Valve clea ra nce
IN
0 .16
±
0 .03 10.006
±
0.001 )
- -
EX 0 .25
±
0 .03 (0.0 10
±
0.001 )
- -
-
Cams ha ft Cam lobe heig ht
IN
36.040 - 36.280 11.419 - 1.428 ) 36 .01 (1.42)
EX 35 .800 - 36 .040 11.409 - 1.419 ) 35.77 (1.41 )
f--
Run out
- -
0.0 5 10.002 )
Oil clea rance 0.020 - 0.062 10.00 8 - 0.002 5) 0.1010.004 )
Valve lifter
Va lve lifter O.D. 25 .978 - 25.993 (1.0228 - 1.0233 ) 25.97 11.022)
Valve lifter bore I.D. 26.010 - 26 .0261 1.02 40 - 1.0246) 26.04 (1.025)
Valve , Va lve s te m O.D. IN 4.47 5 - 4.490 10.1762 - 0. 1768 ) 4.46 5 (0.1758)
va lve guide
EX 4.4 65 - 4.480 10.17 58 - 0.1764) 4.455 (0. 1754)
Valve guide I.D.
IN/EX 4.500 - 4.5 12 10.1772 - 0 .1776)
4.5 40 (0 .1787)
Ste m -ta -gu ide cleara nce
I
IN
0.010 - 0.037 10.0004 - 0.001 5 ) 0.Q75 10.0030)
I EX
0.020 - 0.04 7 10.0008 - 0.001 9) 0.085 10.0033)
Va lve g uide proj ect ion a bo ve , IN 14.5 - 14.7 10.57 - 0.58)
- -
cyl inde r he ad
EX 14.8- 15.0 (0.58 - 0.59 )
- -
Valve sea t wi dt h INIEX 0.90 - 1.10 (0.035 - 0.043) 1.5 10.06)
Va lve spring free le ngt h IN 40 .9 11.61) 40.08 11 .57 8)
I
EX 40.91 1.61 ) 40.08 11 .578 )
Cylind er hea d wa rpage
--
0.10 10.004)
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