Honda C65 - 8 Valve Operating Mechanism; Valve Operating Mechanism Disassembly; Valve Operating Mechanism Inspection; Arrow Marking on Piston Head View

G ·•=<= A ISM
- e -::_5"' .o .es ore inco rporated
Tne ex haust v alve is
--e ·- e• ol ve to afford greater
-e exhous v al ve is constantly
- - :;;" ;em perotu re , therefore, it
- · g~ h ea t resisting materia l to
- :;- ·s-:Je·a ·ure as w ell as th e wear.
--:: - ·e ol es at o very high speed
-- -- ::·- c' amb er w hich is located ®n the
pr event chain noise. Further, in
•: --s conv enti on al push rod t yp e of o
--: S". em has l ess recipro c at ing movement
- ::: . :e - - ... -~g nois es and therefore the ope r a-
- =- - -oo·h er and quieter, making is very
: · :- - ·;;;- sp eed , wit h the conseq uent increase
(Fi g. 3-56, 3-57)
-.s:se~b l y
~ :-:: e 'he cylin der head in accordance wit h
: s::- :J- 3.21o .
- ·e · oc er arm is disassembled from the cy l inder
·:-:::::: pullin g ou t the rocker arm s haft. (Fig. 3 -5 8)
=::-:J·ess th e v alve spring with the valve lifter
::-:: a· er removin g the valve cotter , the valve
:::· ~g and the r etai ner con be removed. (Fig. 3-59)
ec i on
;:::cier arm
• • --;• S r .
f:,; ;~ .. eo ;
:::. o e
Stan dard Value
10 mm 10.394 in.l
+ 0.015 10 .0006 in.)
- 0 1- 0 in.l
er arm shaft
Stand ard Value
1 0 mm 10.394 in.l
-0.013 10 .0005 in.)
-0 .022 10.0009 in.l
0.0 13-0.037
10.00 05-0 .0015 in.l
Serviceable Limit
Replace if over
0.3 10.012 in.)
Replace if over
10.1 10 .398 in.)
Servic eab le Limit
Replace if under
9.91 10 .390 in.)
Replace if over
0.1 10 . 004 in.)
Piston
Figure 3- 55. Arrow marking on piston head
Exhaus i va l ve
SE H3
Heat res i st i ng s ee l
Inlet valve
1/
figure 3- 56. Valves
Valve
figure 3- 57. Val ve operating mechanism