Honda CB350 Repair Manual page 54

ENGINE AND TRANSMISSION 49
Removing the breaker cam bolt
piece"Oof string "behind the unit and pull—
ing it off the camshaft.
CAUTION: Note that if the point
cam is removed from the advance unit
it must be installed correctly with the
weights fully open; it is possible to in—
stall the point cam 180° off, making
proper ignition timing impossible.
5."Isoosen the eight cylinder head cap
nuts 4 turn®at—a.time—in—an——X "pattern
until they are all loose, then remove them
and the washers beneath them. Remove
the top cover, cover gasket, breather
plate, and breather plate gasket from the
cylinder studs.
6. Remove the four cam chain ten—
sioner mounting bolts and remove the
cam chain tensioner and gasket.
7. Using the rotor bolt, turn the
engine over until all of the valves are
closed. Remove the four locknuts and
washers from the eccentric rocker arm
shafts (note that these are special
washers). Remove the four phillips head
screws from the point and tach drive
housings, and remove the housings, tap—
ping around the sides with a plastic mal—
let if necessary to free them. Remove
and discard the gasket.
8. Remove the rocker arm shafts and
the rocker arms marking their position so
that they can be installed in their original
position upon reassembly.
9. Temporarily install the point and
tach drive housings, but do not install the
mounting screws. Using the rotor bolt,
turn the engine over until the "LT" mark
Rocker arm shaft locknuts and tach drive housing
mounting screws
Removing a rocker arm
on the rotor is approximately 10° after
TDC of the exhaust stroke (the exhaust
lobe ofthe left cylinder should be facing
the front of the engine) and remove the
cam sprocket alignment bolt. Turn the
crankshaft 360° so that the remaining cam
sprocket bolt (shouldered sprocket set—
ting bolt) can be removed.
10. Remove the point and tach drive
housings. Slip the cam out from the right—
side of the cam case with the "L" mark on
the cam sprocket and the alignment pin