Rocker Arm-To-Rocker Arm Shaft Clearance; Cam Wear; Camshaft Runout; Camshaft Journal Wear - Suzuki Swift User Manual

6A1-36 ENGINE MECHANICAL (G13B, 1-CAM 16-VALVES ENGINE)

Rocker Arm-to-Rocker Arm Shaft Clearance

Using a micrometer and a bore gauge, measure rocker shaft dia.
and rocker arm l.D.
Difference between two readings is arm-to-shaft clearance on
which a limit is specified.
If limit is exceeded, replace shaft or arm, or both.
Item
Rocker arm l.D.
Rocker arm shaft dia.
Arm-to-shaft clearance

Cam Wear

Using a micrometer, measured height of cam. If measured height
is below limit, replace camshaft.
Cam height
Intake cam
Exhaust cam

Camshaft Runout

Hold camshaft between two "V" blocks, and measure runout by us-
ing a dial gauge.
If runout exceeds the limit, replace camshaft.
Runout limit: 0.10 mm (0.0039 in.)

Camshaft Journal Wear

Check camshaft journals and camshaft housings for pitting,
scratches, wear or damage.
If any malcondition is found, replace camshaft or cylinder head with
housing. Never replace cylinder head without replacing housing.
Standard
15.996 – 16.014 mm
(0.629 – 0.630 in.)
15.969 – 15.984 mm
(0.6287 – 0.6293 in.)
0.012 – 0.045 mm
(0.0005 – 0.0018 in.)
Standard
36.184 – 36.344 mm
(1.4246 – 1.4309 in.)
35.900 – 36.060 mm
(1.4134 – 1.4197 in.)
Limit
———
———
0.09 mm
(0.0035 in.)
Limit
36.084 mm
(1.4206 in.)
35.800 mm
(1.4094 in.)