ASSEMBLE ROCKER SHAFTS

3208 INDUSTRIAL AND MARINE ENGINES

DISASSEMBLY AND ASSEMBLY

ROCKER SHAFTS

ASSEMBLE ROCKER SHAFTS

16-1102

1. Make sure the oil hole, in the rocker arms,

rocker shaft, and bracket are clean and free of

all dirt and foreign material.

2. Measure the bore of the bushing in each of the

rocker arms. The bore must be .8603 : .0008

in. (21.852 0.020

mm), The maximum

permissible bore is .8630 in. (21.920 mm).

NOTE: Make a replacement of the arm and bushing as

a unit if the bore is not correct. The arms and bushings

can not be ordered separately.

3. Measure the diameter of the shaft at each of the

rocker arm locations. The diameter must be

.8580 to .8588 in. (21.793 to 21.814 mm). The

minimum permissible diameter is .8570 in.

(21.768 mm).

4. Install screws (3) into rocker arms (4). Turn the

screws until they are .44 in. (11.2 mm) below

the bottom of the rocker arms.

5. Install the rocker arms and washers (2) on the

shaft as shown.

6. Put the shaft and rocker arms in position on

bracket (1) with screws (3) on the same side as

the oil hole on the bottom of the bracket.

7. Make sure the flat surfaces (5) on the shaft (6)

are turned up. Install the washers, locks, and

bolts. Tighten the bolts to a torque of 18 5 lb.

ft. (2.5 0.7 mkg),

end by:

a) install rocker shafts and push rods