Isuzu N-Series. Service manual - part 815

7B-30 MANUAL TRANSMISSION (MSB)

17. Spring Pin

• Setting the hole of the shift arm and shift block

to that of the shift rod, fix them with a new
spring pin.

• Install spring pin properly with the slit in line

with the shaft center line.

18. Interlock Ball

• Apply small amount of multi-purpose grease to

the interlock balls.

• Install the 2 interlock balls in position between

the 5th/reverse shift rod and 3rd/4th shift rod.

19. Interlock Pin
20. 3rd/4th Shift Rod
21. 3rd/4th Shift Block

• Apply small amount of multi-purpose grease to

the interlock pin.

• Insert an interlock pin into the 3rd/4th shift rod.
• Turning the detent groove to the outside (de-

tent ball side), insert the shift rod from the front
side with the detent groove side at the front.

22. Spring Pin

• Setting the hole of the shift arm and shift block

to that of the shift rod, fix them with a new
spring pin.

• Install spring pin properly with the slit in line

with the shaft center line.

N7A0117E

N7A0118E

N7A0119E

N7A0120E

MANUAL TRANSMISSION (MSB) 7B-31

23. Interlock Ball

• Apply small amount of multi-purpose grease to

the interlock balls.

• Install the 2 interlock balls in position between

the 3rd/4th shift rod and 1st/2nd shift rod.

24. 1st/2nd Shift Rod
25. 1st/2nd Shift Block

• Before reassembly, set the 5th/reverse and

3rd/4th shift rods already reassembled in neu-
tral position.

• Turning the detent groove to the outside (de-

tent ball side), insert the shift rod from the front
side with the detent groove side at the front.

26. Spring Pin

• Setting the hole of the shift arm and shift block

to that of the shift rod, fix them with a new
spring pin.

• Install spring pin properly with the slit in line

with the shaft center line.

27. Spacer
28. Vehicle Speed Sensor Drive Gear

N7A0121E

N7A0122E

N7A0123E

N7A0124E

7B-32 MANUAL TRANSMISSION (MSB)

29. Rear Cover

• Apply engine oil to the new oil seal outer cir-

cumference and apply multi-purpose grease to
the oil seal lip.

• Use the oil seal installer to install oil seal to the

rear cover.
Oil Seal Installer: 5-8840-2242-0

• Remove water and oil on the mating face be-

fore applying the liquid gasket.

• Apply a 

φ2 mm (0.1 in) bead of the liquid gasket

(Three Bond 1215 or equivalent) to the rear
cover surface shown in the illustration.

Caution:
Install the rear cover on the transmission case within 30
minutes after liquid gasket application.

Tighten:
Rear cover bolts to 20 N

⋅m (2.0 kg⋅m / 14 lb⋅ft)

N7A0075E

N7A0125E

N7A0126E

N7A0074E

N7A0073E

MANUAL TRANSMISSION (MSB) 7B-33

30. Clutch Housing

• Apply engine oil to the new oil seal outer cir-

cumference and apply multi-purpose grease to
the oil seal lip.

• Use the oil seal installer to install the oil seal to

the clutch housing.
Oil Seal Installer: 5-8840-2064-0

• Remove water and oil on the mating face be-

fore applying the liquid gasket.

• Apply a 

φ2 mm (0.1 in) bead of the liquid gasket

(Three Bond 1215 or equivalent) to the clutch
housing surface shown in the illustration.

Caution:
Install the clutch housing on the transmission case with-
in 30 minutes after liquid gasket application.

Tighten:
Clutch housing to transmission case bolts to 81 N

⋅m (8.3

kg

⋅m / 60 lb⋅ft)

31. Vehicle Speed Sensor Driven Gear Assembly

Tighten:
Driven gear lock plate bolt to 15 N

⋅m (1.5 kg⋅m / 11 lb⋅ft)

• Install the vehicle speed sensor with key rod.

Tighten:
Vehicle speed sensor to 25 N

⋅m (2.5 kg⋅m / 18 lb⋅ft)

32. Parking Brake Assembly

Tighten:
Parking brake bolts M8 to 25 N

⋅m (2.6 kg⋅m / 19 lb⋅ft)

N7A0060E

N7A0061E

N7A0066E

N7A0072E