VARIABLE SPEED GOVERNOR
b. Insert the serrated end of the weight pin through the larger opening in the carrier and through the weight and
spacers. Then drive the pin into the smaller opening in the carrier.
c. Install a retainer in the groove of the pin.
d. Install the second weight in the same manner.
6. Slide the shaft and weight assembly into the weight housing, with the riser bearing positioned behind the
7. Turn the bearing retainer until the large opening is over the fork on the operating shaft. Then tighten the two
fork-attaching screws with a 5/16- inch electrician's socket wrench.
8. Turn the bearing retainer until the counterbored notch above the large opening in the retainer and the
tapped hole in the housing are aligned. Secure the bearing retainer to the housing with a flathead screw.
9. Place the governor drive-gear spacer on the shaft. Install the key and start the gear on the shaft.
10. Tap the gear until the gear and spacer contact the inner race of the weight shaft bearing.
11. Install the gear retaining nut and tighten it to 125-135 lb ft torque.
Refer to Fig. 1 and install the governor as follows:
1. Attach a new gasket to the governor weight housing.
2. Position the governor against the engine rear end plate. The teeth on the governor drive gear must mesh
with the teeth on the camshaft gear or balance-shaft gear.
3. Install the three 12-point head bolts with copper washers in the governor weight housing next to the cylinder
block. Install the two remaining bolts with steel washers and lock washers. Tighten the bolts to 35 lb ft torque.
4. Install the two governor control housing attaching bolts and lock washers. Tighten the bolts to 35 lb ft
5. Attach the fuel rod to the stud on the stop lever.
6. Install the fuel pump and fuel lines.
7. If required, install the governor lubricating oil tube and fittings.
8. Perform an engine tuneup as out-lined in Engine Tuneup.