Suzuki GSX-R750, Service Manual

Page: 26 / 495

PERIODIC MAINTENANCE 2-9
• Turn the crankshaft to bring the “Top” line on the starter clutch to
the index mark and also to bring the notches
A
on the left ends
of both camshafts (Ex and In) to the positions as shown.
• In this condition, read the valve clearance at the valves
B
(In
and Ex of No.4 cylinder, Ex of No.3 and In of No.2).
• If the clearance is out of specification, adjust the clearance. (
2-10)
[ [ [ [ [
09900-20803: Thickness gauge
• Turn the crankshaft 360 degrees (one rotation) to bring the “TOP”
line on the starter clutch to the index mark of valve timing in-
spection hole and also to bring the notches
A
to the position as
shown.
• Read the clearance at the remaining valves
C
and adjust the
clearance if necessary. ( 2-10)
Cam position
Notch
A
position
Exhaust Camshaft Intake Camshaft
B
←
Front
←
Front
C
←
Front
←
Front
Front
Front
Front
Front