Suzuki GA413, Service Manual

Page: 880 / 1246

ON-VEHICLE SERVICE
ROCKER ARMS, ROCKER ARM SHAFT AND CAMSHAFT
-1 1. Camshaft
-1 2. Camshaft oil seal
-1 3. Rocker arm shaft
-1 4. O-ring
-1 5. Rocker shaft bolt
-1 6. Rocker arm (IN)
-1 7. Rocker arm No. 1 (EX)
-1 8. Rocker arm No. 2 (EX)
-1 9. Valve adjusting screw
-1 10. Valve adjusting screw
-1 11. Clip
-1 12. Lock nut (without flange)
12-1. Lock nut (with flange)
-1 13. Rocker arm spring
-1 14. Intake valve
-1 15. Exhaust valve
-1 16. Valve spring
-1 17. Valve spring retainer
-1 18. Valve cotter
-1 19. Valve spring seat
-1 20. Valve stem seal
INSPECTION
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.
6A-2 ENGINE MECHANICAL
GA413
supple
Item Standard Limit
Rocker arm I.D.
15.996 – 16.014 mm
(0.630 – 0.631 in.)
–––––
Rocker arm shaft dia.
15.969 – 15.984 mm
(0.6287 – 0.6293 in.)
–––––
Arm-to-shaft clearance
0.012 – 0.045 mm
(0.0001 – 0.0017 in.)
0.09 mm
(0.0035 in.)