Suzuki Samurai 1986, Service Manual

Page: 77 / 482

Rocker-Arm Shaft and Rocker Arms
Shaft-to-arm clearance (IN EX):
Using a micrometer and a bore gauge, measure
The difference between two readings is the
specified.
If the limit is exceeded, replace shaft or arm,
Item Standard Limi t
Rocker arm 16.000 16.018 mm
I.D. (0.629 0.630 in.)
Rocker arm 15.973 15.988 mm
Shaft dia. (0.628 0.629 in.)
Arm-to-Shaft 0.012 0.045 mm 0.08 mm
clearance (0.0005 0.0017 in.) (0.0035 in.)
Fig. 3-5-6
l
of rocker-arm shaft:
Using blocks and dial gauge, check
If exceeds the limit, replace
rocker arm shaft.
limit 0.12 mm (0.004 in.)
I
I
Fig. 3-5-7
Wear of rocker-arm and adjusting screw:
If the tip of adjusting screw is badly worn,
replace screw. Arm must be replaced if its
cam-riding face is badly worn.
Adjusting screw
2. Rocker arm
3. Cam-riding face
Fig. 3-5-8
Valve Guides
Using a micrometer and bore gauge, take dia-
meter readings on valve stems and guides to
determine stem clearance in guide. Be sure to
take a reading at more than one place along
the length of each stem and guide.
3-19