Toro 500 EFI Service Manual page 99

8. Lubricate the magneto cover gasket with fresh
engine oil; then place it into position on the two
alignment pins. Make sure the outer shift shaft
washer is in place.
9. Install the magneto cover and secure with the cap
screws. Tighten only until snug.
10. Place the bushing into position on the crankshaft
making sure a new, lubricated O-ring is inside the
bushing. Tighten the flange nut to 25 ft-lb.
11. Using a crisscross pattern, tighten the cap screws
(from step 9) to 8 ft-lb.
12. Clean the countershaft and trigger splines thoroughly
and install the inner snap ring onto the shaft; then
apply green Loctite #620 to the trigger and counter-
shaft splines and install the trigger. Secure with a flat
washer and outer snap ring.
CD954A
CD927A
13. Using a new gasket, install the speed sensor housing
onto the crankcase and secure with two cap screws.
Tighten to 8 ft-lb.
PR431A
14. Place the water pump into position and secure with
two cap screws. Tighten to 8 ft-lb.

NOTE: Ensure the slotted water pump shaft is
aligned with the groove in the counter balancer shaft.
15. Install the crossover tube on the water pump and cyl-
inder head making sure the O-ring is properly posi-
tioned.
16. Place the outer magneto cover into position on the
left-side cover; then tighten four cap screws to 6 ft-
lb.
GZ253
GZ254
CD069
97