Rocker-Arm Shaft And Rocker Arms; Runout Of Rocker-Arm Shaft; Valve Guides - Suzuki Samurai 1986 Service Manual

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
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
clearance (0.0005 - 0.0017 in.)
Fig. 3-5-6
l
Using "V" blocks and dial gauge, check
rocker arm shaft.
I
L i m i t
0.08 mm
(0.0035 in.)
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 @I is badly worn.
Fig. 3-5-8

Valve Guides

Using a micrometer and bore gauge, take dia-
I
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.
2. Rocker arm
3. Cam-riding face
3-19