Clutch, A/T

Clutch and Brakes
REVERSE CLUTCH
Model code number 88X04
Number of drive plates 2
Number of driven plates 2
Drive plate thickness
Standard 1.6 mm (0.063 in.)
Allowable limit 1.4 mm (0.055 in.)
Clearance
Standard 0.5 - 0.8 mm (0.020 - 0.031 in.)
Allowable limit 1.2 mm (0.047 in.)
Thickness of retaining plates
Thickness Part number*
6.6 mm (0.260 in.) 31537-80X05
6.8 mm (0.268 in.) 31537-80X06
7.0 mm (0.276 in.) 31537-80X07
7.2 mm (0.283 in.) 31537-80X08
7.4 mm (0.291 in.) 31537-80X09
7.6 mm (0.299 in.) 31537-80X20
7.8 mm (0.307 in.) 31537-80X21
*: Always check with the Parts Department for the latest parts information.

HIGH CLUTCH
Model code number 88X04
Number of drive plates 4
Number of driven plates 6 + 1
Drive plate thickness
Standard 1.6 mm (0.063 in.)
Allowable limit 1.4 mm (0.055 in.)
Clearance
Standard 1.8 - 2.2 mm (0.071 - 0.087 in.)
Allowable limit 2.8 mm (0.110 in.)
Thickness of retaining plates
Thickness Part number*
3.0 mm (0.118 in.) 31537-81X10
3.2 mm (0.126 in.) 31537-81X11
3.4 mm (0.134 in.) 31537-81X12
3.6 mm (0.142 in.) 31537-81X13
3.8 mm (0.150 in.) 31537-81X14
4.0 mm (0.157 in.) 31537-81X15
*: Always check with the Parts Department for the latest parts information.

FORWARD CLUTCH
Model code number 88X04
Number of drive plates 6
Number of driven plates 6
Drive plate thickness
Standard 1.6 mm (0.063 in.)
Allowable limit 1.4 mm (0.055 in.)
Clearance mm (in)
Standard 0.45 - 0.85 mm (0.0177 - 0.0335 in.)
Allowable limit 1.85 mm (0.0728 in.)
Thickness of retaining plates
Thickness Part number*
3.2 mm (0.126 in.) 31537-80X76
3.4 mm (0.134 in.) 31537-80X75
3.6 mm (0.142 in.) 31537-80X70
3.8 mm (0.150 in.) 31537-80X71
4.0 mm (0.157 in.) 31537-80X72
4.2 mm (0.165 in.) 31537-80X73
4.4 mm (0.173 in.) 31537-80X74
*: Always check with the Parts Department for the latest parts information.

OVERRUN CLUTCH
Model code number 88X04
Number of drive plates 4
Number of driven plates 4
Drive plate thickness
Standard 1.6 mm (0.063 in.)
Allowable limit 1.4 mm (0.055 in.)
Clearance
Standard 0.7- 1.1 mm (0.028 - 0.043 in.)
Allowable limit 1.7 mm (0.067 in.)
Thickness of retaining plates
Thickness Part number*
3.0 mm (0.118 in.) 31537-80X65
3.2 mm (0.126 in.) 31537-80X66
3.4 mm (0.134 in.) 31537-80X67
3.6 mm (0.142 in.) 31537-80X68
3.8 mm (0.150 in.) 31537-80X69
*: Always check with the Parts Department for the latest parts information.

LOW & REVERSE BRAKE
Model code number 8X04
Number of drive plates 7
Number of driven plates 7
Drive plate thickness
Standard 1.8 mm (0.071 in.)
Allowable limit 1.6 mm (0.063 in.)
Clearance mm (in)
Standard 1.7 - 2.1 mm (0.067 - 0.083 in.)
Allowable limit 3.3 mm (0.130 in.)
Thickness of retaining plates
Thickness 3Part number*
2.0 mm (0.079) 31667-80X00
2.2 mm (0.087) 31667-80X01
2.4 mm (0.094) 31667-80X02
2.6 mm (0.102) 31667-80X03
2.8 mm (0.110) 31667-80X04
3.0 mm (0.118) 31667-80X05
3.2 mm (0.126) 31667-80X06
3.4 mm (0.134) 31667-80X07
*: Always check with the Parts Department for the latest parts information.

BRAKE BAND
Anchor end pin tightening torque Nm (kg-m, inch lbs.) 4.0 - 5.8 (0.41 - 0.59, 36 - 51)
Number of returning revolutions for anchor end pin 2.5
Lock nut tightening torque Nm (kg-m, ft. lbs.) 32 - 36 (3.2 - 3.7, 23 - 27)





CLUTCH AND BRAKE RETURN SPRINGS

Reverse Clutch End Play
Reverse clutch end play mm (in) 0.55-0.90(0.0217-0.0354)

THRUST WASHERS FOR ADJUSTING REVERSE CLUTCH DRUM END PLAY
Thickness Part number*
0.80 mm (0.0315 in.) 31508-80X13
0.95 mm (0.0374 in.) 31508-80X14
1.10 mm (0.0433 in.) 31508-80X15
1.25 mm (0.0492 in.) 31508-80X16
1.40 mm (0.0551 in.) 31508-80X17
1.55 mm (0.0610 in.) 31508-80X18
1.70 mm (0.0669 in.) 31508-80X19
1.85 mm (0.0728 in.) 31508-80X20
*: Always check with the Parts Department for the latest parts information.