Manual transmission fluid

Capacity

Use genuine Honda MTF

Fluid change

1.9 L (2.0 US qt, 1.7 Imp qt)

Overhaul

2.0 L (2.1 US qt, 1.8 Imp qt)

Mainshaft

End play

0.11−0.17 mm (0.004−0.007 in.)

Adjust

Diameter of ball bearing contact area

(transmission housing side)

27.987−28.000 mm (1.1019−1.1024 in.)

27.93 mm (1.100 in.)

Diameter of distance collar contact area

31.984−32.000 mm (1.2592−1.2598 in.)

31.93 mm (1.257 in.)

Diameter of needle bearing contact area

38.984−39.000 mm (1.5348−1.5354 in.)

38.93 mm (1.533 in.)

Diameter of ball bearing contact area

(clutch housing side)

27.977−27.990 mm (1.1015−1.1020 in.)

27.92 mm (1.099 in.)

Diameter of bushing contact area

20.80−20.85 mm (0.819−0.821 in.)

20.75 mm (0.817 in.)

Runout

0.02 mm (0.001 in.) max.

0.05 mm (0.002 in.)

Mainshaft 3rd, 4th, and 5th gear

I.D.

44.009−44.025 mm (1.7326−1.7333 in.)

44.08 mm (1.735 in.)

Clearance

2nd−3rd

0.06−0.16 mm (0.002−0.006 in.)

0.25 mm (0.010 in.)

End play (distance collar side)

4th, 5th

0.06−0.16 mm (0.002−0.006 in.)

0.25 mm (0.010 in.)

Thickness

23.92−23.97 mm (0.942−0.944 in.)

23.80 mm (0.937 in.)

Mainshaft 6th gear

I.D.

41.009−41.025 mm (1.6145−1.6152 in.)

41.08 mm (1.617 in.)

End play (ball bearing side)

R20A3

0.06−0.16 mm (0.002−0.006 in.)

0.25 mm (0.010 in.)

K24Z3

0.15−0.25 mm (0.006−0.010 in.)

0.34 mm (0.013 in.)

Thickness

R20A3

23.92−23.97 mm (0.942−0.944 in.)

23.80 mm (0.937 in.)

K24Z3

23.83−23.88 mm (0.938−0.940 in.)

23.71 mm (0.933 in.)

Mainshaft 4th and 5th gear distance collar

I.D.

32.00−32.01 mm (1.2598−1.2602 in.)

32.02 mm (1.261 in.)

O.D.

38.989−39.000 mm (1.5350−1.5354 in.)

38.94 mm (1.533 in.)

Length

A

51.95−52.05 mm (2.045−2.049 in.)

———

B

24.03−24.08 mm (0.946−0.948 in.)

———

Mainshaft 6th gear distance collar

I.D.

28.00−28.01 mm (1.102−1.103 in.)

28.02 mm (1.103 in.)

O.D.

34.989−35.000 mm (1.3775−1.3780 in.)

34.940 mm (1.3756 in.)

Length

24.03−24.08 mm (0.946−0.948 in.)

———

Countershaft

Diameter of ball bearing contact area (transmission housing side)

30.020−30.033 mm (1.1819−1.1824 in.)

29.97 mm (1.180 in.)

Diameter of distance collar contact area

39.937−39.950 mm (1.5723−1.5728 in.)

39.883 mm (1.5702 in.)

Diameter of needle bearing contact area (clutch housing side)

R20A3

40.000−40.015 mm (1.5748−1.5754 in.)

39.95 mm (1.573 in.)

K24Z3

35.000−35.015 mm (1.3780−1.3785 in.)

34.95 mm (1.376 in.)

Runout

0.02 mm (0.001 in.) max.

0.05 mm (0.002 in.)

35 mm shim-to-bearing inner race clearance

0.04−0.10 mm (0.0016−0.0039 in.)

Adjust

Countershaft 1st, 2nd gear

I.D.

52.010−52.029 mm (2.0476−2.0484 in.)

52.08 mm (2.050 in.)

End play (distance collar side)

0.06−0.16 mm (0.002−0.006 in.)

0.25 mm (0.010 in.)

Thickness

1st

22.92−22.97 mm (0.902−0.904 in.)

22.87 mm (0.900 in.)

2nd

27.92−27.97 mm (1.099−1.101 in.)

27.87 mm (1.097 in.)

Countershaft 1st, 2nd gear distance collar

I.D.

39.95−39.96 mm (1.5728−1.5732 in.)

39.97 mm (1.574 in.)

O.D.

46.989−47.000 mm (1.8500−1.8504 in.)

46.94 mm (1.848 in.)

Length

1st

23.03−23.08 mm (0.907−0.909 in.)

———

2nd

28.03−28.08 mm (1.104−1.106 in.)

———

Reverse idler gear

I.D.

20.016−20.043 mm (0.7880−0.7891 in.)

20.90 mm (0.823 in.)

Gear-to-reverse idler gear shaft clearance

0.036−0.084 mm (0.0014−0.0033 in.)

0.16 mm (0.006 in.)

Synchro ring

Ring-to-gear clearance

Ring pushed against gear

0.70−1.49 mm (0.028−0.059 in.)

0.4 mm (0.016 in.)

Double cone synchro and triple cone synchro

Outer synchro ring-to-synchro cone clearance

Ring pushed against gear

0.70−1.19 mm (0.028−0.047 in.)

0.3 mm (0.012 in.)

Synchro cone-to-gear clearance

Ring pushed against gear

0.50−1.04 mm (0.020−0.041 in.)

0.3 mm (0.012 in.)

Outer synchro ring-to-gear clearance

Ring pushed against gear

0.95−1.68 mm (0.037−0.066 in.)

0.6 mm (0.024 in.)

Shift fork

Finger thickness

7.4−7.6 mm (0.29−0.30 in.)

———

Fork-to-synchro sleeve clearance

0.35−0.65 mm (0.014−0.026 in.)

1.0 mm (0.039 in.)

Reverse shift fork

Finger width

13.4−13.7 mm (0.528−0.539 in.)

———

Fork-to-reverse idler gear clearance

0.20−0.59 mm (0.008−0.023 in.)

1.3 mm (0.051 in.)

Shift arm

I.D.

13.973−14.000 mm (0.5501−0.5512 in.)

———

Finger width

16.9−17.0 mm (0.665−0.669 in.)

———

Shift arm-to-shift fork clearance

0.2−0.5 mm (0.008−0.020 in.)

0.62 mm (0.024 in.)

Select lever

Finger width

14.85−14.95 mm (0.585−0.589 in.)

———

Change lever

Shaft-to-select lever clearance

0.05−0.25 mm (0.002−0.010 in.)

0.50 mm (0.020 in.)

Groove width

15.00−15.10 mm (0.591−0.594 in.)

———

Shaft-to-shift arm clearance

0.013−0.070 mm (0.0005−0.0028 in.)

0.1 mm (0.004 in.)

M/T differential carrier

Backlash

R20A3

0.028−0.103 mm (0.0011−0.0041 in.)

———

Backlash (measured with final driven gear)

K24Z3

0.8−1.3 mm (0.031−0.051 in.)

———

M/T differential 80 mm shim

80 mm shim-to-bearing outer race clearance in transmission housing

0−0.10 mm (0−0.0039 in.)

Adjust