8-3
16. Insert the push rods in the lifter sockets with the
longer steel end towards the rocker arms. Install the
rocker arms (socket end toward the push rod) and
guide plate (with the arms facing up) onto the cylinder
head. Thread the rocker arm stud on until excessive
play is removed. (Illust. 8-7)
23. Install the intake pipe, carburetors and governor
linkage. Check the governor and speed control hook-
up and adjustment - see Chapter 4 Governors and
Linkage.
24. Attach the wiring harness to the fuel shut-off
solenoids.
25. Synchronize the carburetors. See Chapter 4
Governors and Linkage.
26. Install remaining engine shroud pieces. Blower
housing, cylinder head covers and air filter assembly.
27. Attach the fuel line and secure with clamps.
NOTE: Replace the fuel filter.
28. Install a new oil filter and fill the engine with oil to the
full mark on the dipstick. Add fresh fuel to the fuel
tank and secure the cap.
29. Install the spark plug and high-tension lead. Mount
the engine to the equipment and connect wiring and
control cables.
30. Start the engine and allow it to run approximately
five minutes to reach operating temperature. Verify
the idle and high speed R.P.M settings.
8-7
17. Set the valve lash with the engine cold, the piston at
T.D.C. compression stroke and both valves closed.
Insert a .004” (.102mm) feeler gauge between the
rocker arm and valve stem. Adjust until a slight sliding
drag is felt. Hold the rocker arm stud using a 7/16"
(11.1125 mm) wrench or socket while using a 1/2"
(12.7 mm) crowfoot to tighten the lock nut to 120 in.
lbs. (13.5 Nm) of torque. Rotate the crankshaft at
least one full turn to check push rod movement and
valve lash. Repeat for other cylinder head assembly.
18. Install the rocker arm cover(s) using a new gasket.
Torque the cover screws to 80 in. lbs. (9 Nm).
19. Attach the governor arm lever if removed.
20. Attach the alternator coil and route the wires away
from the flywheel area.
21. Install the flywheel key, flywheel, flywheel fan, fan
retainer, flat washer, lock washer, and flywheel nut.
Use strap wrench part #670305 to hold the flywheel
and torque to 700 in. lbs. (79 Nm).
22. Install the ignition mounting studs and torque to 40
in. lbs. (7 Nm) Mount the ignition modules, use a
.0125" (.3175 mm) air gap tool (part # 670297)
between the flywheel magnets and the laminations
of the module. Torque the mounting screws to 45-in.
lbs. and remove the tool. Check for contact while
rotating the flywheel. Attach the ignition groundout
lead to the module terminal.
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