Honda C77 - Page 48

5. Speed . T achometer
Sp ee dmeter and Tachometer
were set in the sam e case.
dl
t 0 or int erchange
6. Step and han e easy 0 m ve
d 't bl for general, high speed Or race riding. To make easy ri ing posture SUI a e
MEMO
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2. ENG[NE
A. Main parts of engine
Cylinder and Cylind er H ead are th e most important parts of engine and its construction,
material and its machining rote of precision affect engine performance.
Th is type of engine adopted most suitable O. H.V. type valve arrangement to attain effi-
cient combustion chamber form. On the other hand the camshaft is set in th e cylind er
head and th e valves are actuated by Locker ar m 10. H.C) , accordingly r eciprocating parts
are reduced ve ry much compa ring with other typ e s.
CD
Contact breaker
fitting hole
CD Camshaft
®
Oil felt
® Camshaft
ny-wheel
®
Breaker ar m
® Cam spr ocket
@
Point
@
Valve rocker
arm
®
T erminel
®
Valve
®
Spring
®
P iston
®
Sc r ew to
fix contact
point
®
Connecting
r ad
®
Contact point
®
Cam chain
®
Crankshaft
Fig.
2- 1.
95