Honda CB350 Repair Manual page 57

52 ENGINE AND TRANSMISSION
with a propane torch gently and
evenly and then try to push out the
pin. The wrist pin circlips once re—
moved should be discarded and re—
placed with new ones upon reas—
sembly.
360
The top end can be disassembled for
inspection and service with the engine in
the frame.
1. Open the seat and remove the fuel
tank.
2. Remove the upper engine mount—
ing plates after removing the three
mounting bolts.
3. Remove the two phillips head
screws from the point cover and remove
the cover. Remove the breaker plate after
removing the two securing screws and
disconnecting the yellow and blue leads
from the wiring harness.
4. Remove the spark advance unit
from the end of the camshaft. This can be
done by looping a piece ofstring around
behind the advance unit and pulling the
string. Note that the point cam is a part of
the advancer unit, if the point camis re—
moved from the unit be sure that it is in—
stalled correctly. The point cam can be
installed 180° off, making correct ignition
timing impossible.
5. Remove the breather cover after
removing the four mounting bolts.
6. Remove the spark plugs.
7. Disconnect the tachometer cable
from the cylinder head cover after remov—
ing the phillips head set screw. Remove
the tappet caps from the cylinder head
cover. &
8. Remove the three phillips head
screws from the alternator stator cover
and remove the cover. While watching
the intake tappet for the left cylinder,
turn the engine over with the rotor bolt
until the intake tappet goes all of the way
down and then rises. Continue turning
the crankshaft until the "LT" mark on the
rotor is 90° past the index mark onthe sta—
tor. In this position the left cylinder
should be 90° after top dead center
(ATDC) of the compression stroke, and
all of the valves should be closed.
9. Loosen the 14 cylinder head cover
mounting bolts (6—6 mm, 8—8 mm) gradu—
ally and evenly in an "X" pattern until
they are all loose (two are inside the
Removing the rocker arm shafts (360)
breather cover), and then remove them.
Remove the cylinder head cover working
it out the left—side. Be sure not to lose the
two dowel pins located between the cyl—
inder head and the cylinder head cover.
To inspect the rocker arms and the rocker
arm shafts they will have to be removed
from the cylinder head cover. To remove
the rocker arm shafts from the right—side,
unscrew the cap bolt from the cover and
screw a 6 mm screw into the end ofthe
shaft. Using the screw, pull the shaft out
of the cover, the rocker arm and side
spring can now be removed. To remove
the rocker arm shafts from the left—side,
pry out the rubber plug from the cover
and pull the shafts out with a pair of nee—
dlenose pliers, remove the rocker arm and
side spring.
Removing the tensioner holder (3) and tensioner
slipper (4)