RZT 42
Parts Manual
CUB CADET LLC P.O. BOX 361131 CLEVELAND, OHIO 44136-0019 [www.cubcadet.com]
PRINTED IN U.S.A. FORM NO. 769-01125D
TRACTOR
Model Number
(2/07)
w/42" Mower Deck
RZT SERIES
-2-
DESCRIPTION PAGE
Frame and Drive Idler Assembly ..................................... 3
Electrical .......................................................................... 4
Operator’s Platform ......................................................... 6
Controls and Deck Lift ..................................................... 8
Rear Drive and Wheels ................................................... 10
Seat Adjustment .............................................................. 11
RH Transmission ............................................................. 12
LH Transmission ............................................................. 14
42" Mower Deck .............................................................. 16
Engine Connections ........................................................ 18
Front Axle ........................................................................ 20
Engine .............................................................................
Air Intake/Filtration .......................................................
Crankcase ....................................................................
Cylinder Head ...............................................................
Engine Controls ............................................................
Fuel System .................................................................
Starter/Ignition-Electrical/Blower Housing ....................
Oil Pan/Lubrication .......................................................
21
22
24
25
26
27
28
MODEL RZT 42
TABLE OF CONTENTS
NOTE: For painted parts, please refer to the
list of color codes below. Please add the appli-
cable color code, wherever needed, to the
part number to order a replacement part.
For instance, if a part, numbered 700-xxxx, is
painted Cub Yellow, the part number to order
would be 700-xxxx-0716.
Cub Yellow: 0716
Cub Beige: 0499
Powder Black: 0637
-3-
REF.
NO.
PART
NUMBER DESCRIPTION QTY.
1 603-04303C
777D10717
777I22489
Frame Assembly ...............................
Graphic, Cub Cadet .......................
Graphic, Release Lever .................
1
1
2
2 703-05829 Idler Arm, Drive ............................... 1
3 710-0520 Screw, Hex Cap, 3/8-16 x 1.5 GR5 3
4 710-3005 Screw, Hex Cap, 3/8-16 x 1.25 GR5 1
5 712-04065 Nut, Hx Insert Flnge Lck, 3/-16 GrF 4
6 732-0626 Spring, Extension, .75 x 5.06 .......... 1
7 736-0300 Washer, Flat, .408 x .875 x .059 ..... 1
8 738-04058 Spacer, Shoulder, .39 x 1.0 x .7 ...... 2
9 738-04162A Spacer, Shoulder, .884 x .19 ......... 1
10 756-04129 Pulley, Idler, 4.25 Dia. ..................... 1
FRAME AND DRIVE IDLER ASSEMBLY
1
2
3
5
5
6
10
4
9
8
5
3
7
-4-
ELECTRICAL
8
5
6
7
9
13
6
17
10
12
16
1
18
Section of Main Wire Harness
(Reference Only)
21
3
4
19
11
14
15
15
4
2
20
-5-
REF.
NO.
PART
NUMBER DESCRIPTION QTY.
1 710-0227 Screw, Hex Wash. Hd. Tapp ............
#8-18 x .5
2
2 710-0599 Screw, Hex Wash. Hd. Tapp, ...........
1/4-20 x .5
2
3 710-3015 Screw, Hex Cap, 1/4-20 x .75 GR5 .. 2
4 712-0271 Nut, Hex Sems, 1/4-20 ..................... 4
5 725-04022B Meter, Hour ...................................... 1
6 725-04165 Switch, Dbl. Pole - Neutral ............... 2
7 725-04174 Switch, PTO ..................................... 1
8 725-04228 Switch, Ignition ................................. 1
9 725-04232 Switch, 3-Pole, (NC-NO-NO) - Brake 1
10 725-1303 Switch, Outer Seat Spring ................ 1
11 725-1426A Solenoid ........................................... 1
12 725-1439 Switch, Inner Seat Spring ................. 1
13 925-1745 Key ................................................... 1
14 725-1707D Battery, 235 CCA ............................. 1
15 725-3166 Switch, Snap Mount (N.C.) - Reverse 2
16 726-0278 Plate, Insulator Boss ........................ 1
17 726-0279 Plate, Insulator ................................. 2
18 726-0470 Tie, Cable ......................................... 2
19 703-05894 Bracket, Battery Holddown ............... 1
20 731-0511-5 Strip, Trim ......................................... 4.5in
21 710-0653 Screw, Hex Wash. Hd. Tapp, ...........
1/4-20 x .375
2
† 725-04434 Harness Assembly, Wire .................. 1
ELECTRICAL
† NOT SHOWN
-6-
1
2
3
8
9
10
11
12
13
14
16
18
17
3
4
4
4
6
6
5
6
6
6
8
16
6
6
5
6
11
10
6
7
6
6
18
15
7
20
19
20
21
21
OPERATOR’S PLATFORM
-7-
REF.
NO.
PART
NUMBER DESCRIPTION QTY.
1 603-04326B
777S32836
777I22764
777I22763
Frame, Seat Box ...............................
Graphic, Warning ...........................
Graphic, Park Brake .......................
Graphic, Deck Height .....................
1
1
1
1
2 703-05373B
777D10716
777D10632
Bracket, Foot Rest ............................
Graphic, Cub Cadet .......................
Graphic, RZT 42 ............................
1
1
1
3 703-05467 Bracket, Switch Mounting .................. 2
4 710-04261 Screw, Hex Wash. Hd Tapp ..............
#12-16 x .50
4
5 710-0599 Screw, Hex Wash. Hd. Tapp. ............
1/4-20 x .5
4
6 710-0604A Screw, Hex Wash. Hd. Tapp .............
5/16-18 x .625
20
7 710-0726 Screw, Hex Wash. Hd. Tapp .............
5/16-12 x .75
4
8 710-0778 Screw, Hex Wash. Hd. Tapp. ............
1/4-20 x 1.5
2
9 710-1268 Screw, Hex Wash. Hd Tapp ..............
#10-16 x .375
2
10 712-0298 Nut, Hex Jam, 1/4-20 GR2 ................ 2
11 712-04092 Nut, U Type Speed, 1/4-20 ............... 2
12 735-04082 Pad, Foot ........................................... 1
13 731-04662C
777I22749
777D10554
777I22279
Console, LH ......................................
Graphic, Instruction ........................
Graphic, Cub Cadet .......................
Graphic, Throttle Control ................
1
1
1
1
14 731-04663B
777I22753
777D10555
Console, RH ......................................
Graphic, Instruction ........................
Graphic, Cub Cadet .......................
1
1
1
15 732-04035 Spring, Compression, 1.28 x 3.125 2
16 732-04200 Spring, Switch Actuator ..................... 2
17 757-04041 Seat ................................................... 1
18 783-1489C Bracket, Seat Pivot ............................ 2
19 726-3046 Clip, Ratchet ...................................... 9
20 736-0148 Washer, External Tooth, 3/8 ............. 3
21 710-1260A Screw, Hex Wash. Hd. Tapp .............
5/16-18 x .75
2
OPERATOR’S PLATFORM
-8-
CONTROLS AND DECK LIFT
3
1
42
2
5
7
9
8
35
14
15
16
19
22
23
27
25
28
29
33
30
32
34
39
36
43
41
6
9
15
16
17
21
22
33
34
39
39
41
44
44
40
39
12
17
31
13
27
40
19
26
5
6
36
4
4
10
11
18
18
18
18
20
20
20
20
21
21
24
37
37
38
38
24
45
45
-9-
REF.
NO.
PART
NUMBER DESCRIPTION QTY.
1 603-04160B Shaft Assembly, Deck Lift ................... 1
2 603-04322 Lever, Lapbar, RH ............................... 1
3 603-04324 Lever, Lapbar, LH ............................... 1
4 947-04065 Rod, Brake .......................................... 2
5 647-04099 Shaft, Control ...................................... 2
6 703-05387A Bracket, Lapbar Pivot .......................... 2
7 703-05396 Handle, Brake ..................................... 1
8 703-05414A Bracket, Front Deck Hanger ................ 1
9 703-05793A Arm, Deck Lift ...................................... 2
10 703-05907 Plate, Lift Link ...................................... 2
11 710-0433 Screw, Hex Lock, 1/4-20 x .62 GR5 .... 2
12 710-3005 Screw, Hex Cap, 3/8-16 x 1.25 GR5 ... 1
13 710-3008 Screw, Hex Cap, 5/16-18 x .75 GR5 ... 2
14 710-3180 Screw, Hex Cap, 5/16-18 x 1.75 GR5 2
15 711-0832 Ferrule, 3/8-24 x .375 .......................... 2
16 712-0206 Nut, Hex, 1/2-13 GR5 .......................... 4
17 712-04063 Nut, Hx Flange Insert Lck, 5/16-18 GrF 6
18 712-04064 Nut, Hx Flange Insert Lck, 1/4-20 GrF 4
19 712-04065 Nut, Hx Flange Insert Lck, 3/8-16GrF 4
20 712-0431 Nut, Hex Flange Lock, 3/8-16 GRF 5
21 714-0104 Pin, Internal Cotter .............................. 6
22 716-0106 E-Ring , .625 Dia. Shaft ...................... 4
23 720-0311 Grip, Handle ........................................ 1
24 727-04141 Cylinder, Damper ................................ 2
25 731-04735 Grip, Handle ........................................ 1
26 731-05732 Spacer, .62 x 1.0 ................................. 1
27 731-05882 Grip, Hand ........................................... 2
28 732-0334 Spring, Compression ........................... 1
29 732-04422 Spring, Torsion .................................... 1
30 736-0270 Washer, Bell, .265 x .75 x .062 ........... 2
31 736-0272 Washer, Flat, .51 x 1.0 x .06 ............... 2
32 736-0275 Washer, Flat, .344 x .688 x .065 ......... 2
33 736-3019 Washer, Flat, .531 x 1.062 x .134 HT .. 2
34 738-0143 Screw, Shoulder, .498 x .340:3/8-16 4
35 738-0296 Screw, Shoulder, .437 x .268:5/16-18 2
36 738-0507B Screw, Shoulder, .5 x .434:3/8-16 ....... 4
37 738-0572 Screw, Shoulder, .374 x 1.16:1/4-20 ... 2
38 738-0974 Screw, Shoulder, .375 x .38:1/4-20 ..... 2
39 741-0225 Bearing, Hex Flange ........................... 6
40 741-3074 Bearing, Flange, .626 x .938 x .344 .... 2
41 747-04225A Rod, Lapbar Control ............................ 2
42 747-04401A Rod, Deck Front Hanger ..................... 1
43 747-04637 Rod, Deck Lift Handle ......................... 1
44 748-04052 Hub, Control ........................................ 2
45 750-04676 Spacer, .385 x .63 x .75 ...................... 2
CONTROLS AND DECK LIFT
-10-
REF.
NO.
PART
NUMBER DESCRIPTION QTY.
1 618-04317
710-0852
Hub, Wheel ......................................
Stud, Rib Neck, 7/16-14 x 1.6 .......
2
8
2 618-04431
618-04431A
Transmission Assembly, LH - Before
Production Date A267
Transmission Assembly, LH - Pro-
duction Date A267 & After - Replac-
es 618-04431
1
3 618-04432
618-04432A
Transmission Assembly, RH - Before
Production Date A267
Transmission Assembly, RH - Pro-
duction Date A267 & After - Replac-
es 618-04432
1
4 634-04293
734-04246
734-0255
603-04173
Wheel Assembly, 18 x 8.5 x 8 ..........
Tire, 18 x 8.5 x 8 ............................
Valve Assembly .............................
Rim Assembly ................................
2
2
2
2
5 710-0176 Screw, Hex Cap, 5/16-18 x 2.75 GR5 4
6 710-0395 Screw, Hex Cap, 5/16-18 x 2.25 GR5 2
7 710-3119 Screw, Hex Cap Lock, ......................
3/8-16 x .75 GR5
2
8 712-04063 Nut, Hx Flnge Insert Lck, 5/16-18 GrF 6
9 712-0459 Nut, Hex Flange Lock, 7/16-20 GrB 2
10 712-3050 Nut, Lug, 7/16-14 ............................. 8
11 714-0507 Pin, Cotter, 3/32 x .75 ...................... 2
12 736-0227 Washer, Flat, .39 x 1.5 .134 ............ 2
13 738-04192 Rod, .405 x 14.0 .............................. 2
14 747-04217C Rod, Bypass .................................... 2
15 750-04561 Tube, .45 x .69 x 10.2 ...................... 2
16 754-04043 V-Belt, Type A Sec x 57.7 ............... 1
17 726-04059 Clamp, Hose - Used ONLY with
618-04431 & 618-04432 Trans.
2
18 751-10474 Hose, Breather - Used ONLY with
618-04431 & 618-04432 Trans.
2
REF.
NO.
PART
NUMBER DESCRIPTION QTY.
REAR DRIVE AND WHEELS
1
2
5
13
15
10
14
3
4
5
10
4
7
6
1
6
11
17
11
8
16
9
8
17
7
12
12
18
18
-11-
SEAT ADJUSTMENT
REF.
NO.
PART
NUMBER DESCRIPTION QTY.
1 710-1268 Screw, Hx. Wash. Hd. Tapp ............
#10-16 x .375
2
2 712-04063 Nut, Hx Insert Flange Lck, ...............
5/16-18 GrF
2
3 712-04064 Nut, Hx Insert Flnge Lck, 1/4-20 GrF 1
4 720-0309A Grip, Seat Adjustment ..................... 1
5 726-0201 Nut, Speed, .3125 ........................... 2
6 731-04074 Spacer, Seat Adjustment ................ 4
7 732-0499 Spring, Compression, .41 x 1.5 ....... 1
8 732-1184 Spring, Extension, .84 Dia. x 4.6 ..... 1
9 736-0204 Washer, Flat, .344 x .62 x .033 ....... 1
10 736-3019 Washer, Flat, .531 x 1.062 x .134 HT 2
11 738-0137A Screw, Shoulder, .34 x .285:1/4-20 1
12 738-0296 Screw, Shoulder, ............................
.437 x .268:5/16-18
2
13 738-0966A Screw, Shoulder, .5 x .925:3/8-16 .. 4
14 783-0209D Bracket, Seat Lift ............................ 1
15 783-0611 Stop, Seat Adjustment .................... 1
16 783-0738D Bracket, Seat Pivot ......................... 1
17 783-0739A Lever, Seat Adjustment .................. 1
18 783-0753 Index Bracket, Seat Adjustment ..... 1
19 736-0242 Washer, Belleville, .34 x .872 x .06 2
REF.
NO.
PART
NUMBER DESCRIPTION QTY.
5
9
11
3
4
6
7
8
1
2
2
5
19
10
12
13
14
15
16
17
18
13
19
-12-
RH TRANSMISSION
47
2
3
6
5
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
48
50
60
51
52
53
54
56
57
61
62
64
65
66
4
8
13
30
49
63
68
1
31
37
55
58
59
67
Used with
618-04432
Transmission
-13-
REF.
NO.
PART
NUMBER DESCRIPTION QTY.
1 HG-70862R Housing Assembly, Main RH 1
2 HG-70863R Side Assembly, RH ............... 1
3 HG-51448 Plate, Bypass ........................ 1
4 HG-70723 Pump Block Assembly .......... 1
5 HG-52527 Spacer, .32 x 1.005 ............... 1
6 HG-70331 Motor Block Assembly .......... 1
7 HG-9005110-5600 Plug, SAE #6 ........................ 1
8 HG-9004800-2506 Pin, Stainless ........................ 2
9 HG-51190 Screw, Hex Self Tapping, .....
1/4-20 x 1.25
16
10 HG-44761 Seal, Brake ........................... 1
11 HG-50016 Bolt, Hex Flange, 3/8-24 x 2.5 3
12 HG-51626 Seal, Lip, .375 x .75 x .25 ..... 1
13 HG-51628 Ring, Retaining, .375 Ext. ..... 2
14 HG-51625 Rod, Bypass ......................... 1
15 HG-51627 Ring, Retaining, .75 Int. ........ 1
16 HG-51910 Arm, Bypass ......................... 1
17 HG-51630 Ring, Retaining, .375 Push ... 1
18 HG-51048 Swashplate, Trunnion ........... 1
19 HG-51140 Seal, Lip, 18 x 32 x 7 ............ 1
20 HG-51841 Arm, Control RH ................... 1
21 HG-44130 Washer, Flat, 11/32 x 7/8 x 1/16 1
22 HG-51812 Screw, 5/16-24 x 1.0 ............. 1
23 HG-2003014 Spring, Compression ............ 1
24 HG-2003017 Washer, .591 x .787 x .04 ..... 1
25 HG-51062 Shaft, Input ........................... 1
26 HG-50315 Bearing, Ball, 17mm x 40 x 12 1
27 HG-2000022 Ring, Wire Retaining, .561 .... 1
28 HG-50951 Spacer .................................. 1
29 HG-51161 Seal, Lip, 17 x 40 x 7 ............ 1
30 HG-50329 Ring, Retaining ..................... 2
31 HG-50551 Bearing, Thrust, 30 x 52 x 13 2
32 HG-44371 Washer, Flat, 5/8 x 1.0 x .05 1
33 HG-44145 Ring, Retaining ..................... 1
34 HG-51130 Gear, Pinion, 13T .................. 1
35 HG-51632 Shaft, Motor .......................... 1
36 HG-51069 Washer, .71 x 1.16 x .04 ....... 1
37 HG-50132 Washer, HT, .5 x 1.0 x .032 .. 2
38 HG-51129 Gear, 10T/48T ....................... 1
39 HG-51043 Gear, Jackshaft, 10T ............. 1
40 HG-51083 Pin, Jackshaft ........................ 1
41 HG-52531 Ring, Spiral Retaining ........... 1
42 HG-52541 Gear, Bull, 52T ...................... 1
43 HG-52532 Washer, 1.018 x 1.571 x .105 1
44 HG-52542 Bearing, Sleeve ..................... 1
45 HG-52545 Shaft, Axle, 1.0 x 11.7 ........... 1
46 HG-51517 Bushing, Axle ........................ 1
47 HG-51518 Seal, Lip, 1.0 x 1.57 x .25 ..... 1
48 HG-70868R Kit, Expansion Plate, RH ....... 1
49 HG-71351 Kit, Fan-Pulley ....................... 1
50 HG-71356 Kit, Brake Arm ....................... 1
51 HG-71530 Kit, Center Section-Filter RH 1
52 HG-71006 Kit, Bypass Arm .................... 1
53 HG-71497 Kit, Filter ................................ 1
54 HG-51635 Disc, Brake Cog .................... 1
55 HG-52366 Hub, Pulley ............................ 1
56 HG-52365 Fan, 7” 10 Blade ................... 1
57 HG-52364 Pulley, 4.5 ............................. 1
58 HG-51244 Nut, Hex Insert Lock, 1/2-20 1
59 HG-51523 Washer, OD Slotted .............. 3
60 HG-71510 Kit, Breather .......................... 1
61 HG-51616 Screw, Hx Patch, 5/16-24 x 1.0 1
62 HG-51950 Washer, 1.5 x .34 x .062 ....... 1
63 HG-51833 Spring, Extension .................. 1
64 HG-71095 Kit, Return Assembly RH ...... 1
65 HG-51945 Arm, Neutral RH .................... 1
66 HG-52432 Assemble, Return, Bi- Direct. 1
67 HG-71393 Fitting, w/Cap - Used only on
618-04432 Transmissions
w/ 751-10474 Breather Hose
1
68 751-10474 Hose Assembly, Breather —
Used Only with 618-04432
Transmissions Before Mfg.
Date A267
1
HG-70853 Kit, Seal ................................. 1
HG-50928 Sealant Tube, 10.3 oz ........... 1
REF.
NO.
PART
NUMBER DESCRIPTION QTY.
RH TRANSMISSION
-14-
LH TRANSMISSION
1
2
3
6
5
7
8
9
10
11
12
13
15
14
16
17
18
19
21
22
23
24
25
26
27
28
29
31
32
33
34
35
36
37
38
39
40
41
42
43
45
46
50
51
48
53
54
55
56
57
49
61
62
63
64
65
66
4
8
13
30
60
59
20
31
37
30
44
47
58
52
68
67
Used with
618-04431
Transmission
-15-
REF.
NO.
PART
NUMBER DESCRIPTION QTY.
1 HG-70862L Housing Assembly, Main LH . 1
2 HG-70863L Side Assembly, LH ............... 1
3 HG-51448 Plate, Bypass ........................ 1
4 HG-70723 Pump Block Assembly .......... 1
5 HG-52527 Spacer, .32 x 1.005 ............... 1
6 HG-70331 Motor Block Assembly .......... 1
7 HG-9005110-5600 Plug, SAE #6 ........................ 1
8 HG-9004800-2506 Pin, Stainless ........................ 2
9 HG-51190 Screw, Hex Self Tapping, .....
1/4-20 x 1.25
16
10 HG-44761 Seal, Brake ........................... 1
11 HG-50016 Bolt, Hex Flange, 3/8-24 x 2.5 3
12 HG-51626 Seal, Lip, .375 x .75 x .25 ..... 1
13 HG-51628 Ring, Retaining, .375 Ext. ..... 2
14 HG-51625 Rod, Bypass ......................... 1
15 HG-51627 Ring, Retaining, .75 Int. ........ 1
16 HG-51910 Arm, Bypass ......................... 1
17 HG-51630 Ring, Retaining, .375 Push ... 1
18 HG-51048 Swashplate, Trunnion ........... 1
19 HG-51140 Seal, Lip, 18 x 32 x 7 ............ 1
20 HG-51842 Arm, Control LH .................... 1
21 HG-44130 Washer, Flat, 11/32 x 7/8 x 1/16 1
22 HG-51812 Screw, 5/16-24 x 1.0 ............. 1
23 HG-2003014 Spring, Compression ............ 1
24 HG-2003017 Washer, .591 x .787 x .04 ..... 1
25 HG-51062 Shaft, Input ........................... 1
26 HG-50315 Bearing, Ball, 17mm x 40 x 12 1
27 HG-2000022 Ring, Wire Retaining, .561 .... 1
28 HG-50951 Spacer .................................. 1
29 HG-51161 Seal, Lip, 17 x 40 x 7 ............ 1
30 HG-50329 Ring, Retaining ..................... 2
31 HG-50551 Bearing, Thrust, 30 x 52 x 13 2
32 HG-44371 Washer, Flat, 5/8 x 1.0 x .05 1
33 HG-44145 Ring, Retaining ..................... 1
34 HG-51130 Gear, Pinion, 13T .................. 1
35 HG-51632 Shaft, Motor .......................... 1
36 HG-51069 Washer, .71 x 1.16 x .04 ....... 1
37 HG-50132 Washer, HT, .5 x 1.0 x .032 .. 2
38 HG-51129 Gear, 10T/48T ....................... 1
39 HG-51043 Gear, Jackshaft, 10T ............. 1
40 HG-51083 Pin, Jackshaft ........................ 1
41 HG-52531 Ring, Spiral Retaining ........... 1
42 HG-52541 Gear, Bull, 52T ...................... 1
43 HG-52532 Washer, 1.018 x 1.571 x .105 1
44 HG-52542 Bearing, Sleeve ..................... 1
45 HG-52545 Shaft, Axle, 1.0 x 11.7 ........... 1
46 HG-51517 Bushing, Axle ........................ 1
47 HG-51518 Seal, Lip, 1.0 x 1.57 x .25 ..... 1
48 HG-70868L Kit, Expansion Plate, LH ....... 1
49 HG-71351 Kit, Fan-Pulley ....................... 1
50 HG-71356 Kit, Brake Arm ....................... 1
51 HG-71529 Kit, Center Section-Filter LH 1
52 HG-71006 Kit, Bypass Arm .................... 1
53 HG-71497 Kit, Filter ................................ 1
54 HG-51635 Disc, Brake Cog .................... 1
55 HG-52366 Hub, Pulley ............................ 1
56 HG-52365 Fan, 7” 10 Blade ................... 1
57 HG-52364 Pulley, 4.5 ............................. 1
58 HG-51244 Nut, Hex Insert Lock, 1/2-20 1
59 HG-51523 Washer, OD Slotted .............. 3
60 HG-71510 Kit, Breather .......................... 1
61 HG-51616 Screw, Hx Patch, 5/16-24 x 1.0 1
62 HG-51950 Washer, 1.5 x .34 x .062 ....... 1
63 HG-51833 Spring, Extension .................. 1
64 HG-71094 Kit, Return AssemblyLH ........ 1
65 HG-51946 Arm, Neutral RH .................... 1
66 HG-52432 Assemble, Return, Bi- Direct. 1
67 HG-71393 Fitting, w/Cap - Used only on
618-04431 Transmissions
w/ 751-10474 Breather Hose
1
68 751-10474 Hose Assembly, Breather —
Used Only with 618-04431
Transmissions Before Mfg.
Date A267
1
HG-70853 Kit, Seal ................................. 1
HG-50928 Sealant Tube, 10.3 oz ........... 1
REF.
NO.
PART
NUMBER DESCRIPTION QTY.
LH TRANSMISSION
-16-
42" MOWER DECK
4
1
2
3
5
6
9
10
13
12
14
17
18
16
15
22
23
25
26
27
28
30
29
31
11
36
35
37
38
39
40
40
41
5
7
7
8
17
16
19
26
21
33
33
7
34
20
32
24
41
43
46
46
47
42
44
17
44
45
3
-17-
REF.
NO.
PART
NUMBER DESCRIPTION QTY.
1 603-04156 Bracket, Deck Lift ............................. 1
2 603-04335C
777S32599
777S30503
777I22281
Housing, Deck ..................................
Graphic, Danger ............................
Graphic, Danger ............................
Graphic, Instruction .......................
1
1
1
1
3 618-0659 Spindle Assembly ............................. 1
4 703-05824A Arm, Idler .......................................... 1
5 710-0347 Screw, Hex Cap, 3/8-16 x 1.75 GR5 2
6 710-0528 Screw, Hex Cap, 5/16-18 x 1.25 GR5 1
7 710-0599 Screw, Hex Wash. Hd. Tapp ............
1/4-20 x .5
5
8 710-1260A Screw, Hex Wash. Hd. Tapp ............
5/16-18 x .75
8
9 710-0726 Screw, Hex Wash. Hd. Tapp ............
5/16-12 x .75
4
10 710-0751 Screw, Hex Cap, 1/4-20 x .62 GR5 .. 2
11 710-3005 Screw, Hex Cap, 3/8-16 x 1.25 GR5 1
12 710-3180 Screw, Hex Cap, 5/16-18 x 1.75 GR5 1
13 711-04069 Pin, Grass Catcher, 1/4-20 ............... 1
14 712-0324 Nut, Hex Insert Lock, 1/4-20 GR8 .... 1
15 712-04064 Nut, Hx Insert Flange Lck, 1/4-20 GR5 2
16 712-04065 Nut, Hx Insert Flange Lck, 3/8-16 GrF 3
17 712-0417A Nut, Hex Flange, 5/8-18 ................... 4
18 712-0429 Nut, Hex Insert Lock, 5/16-18 GR5 .. 1
19 712-0431 Nut, Hex Flange Lock, 3/8-16 GrF .... 2
20 712-0641 Nut, Hex, M16-1.5 ............................ 1
21 712-3010 Nut, Hex, 5/16-18 GR5 ..................... 1
22 714-0470 Pin, Cotter, 1/8 x 1.25 ....................... 2
23 717-04074 Gear, Deck Adjustment .................... 1
24 721-04041 Adapter, Water Nozzle ..................... 1
25 726-0233 Nut, Push, .25 x .5 ............................ 2
26 731-1032B
777S30284
Chute Assembly, Discharge .............
Graphic, Danger
1
1
27 731-2231B Cover, Belt ........................................ 2
28 732-0306 Spring, Compression ........................ 2
29 732-0459 Spring, Extension, .94 Dia. x 6.74 .... 1
30 734-04155 Wheel, Deck Ball, 5.0 ....................... 2
31 736-0119 Washer, Lock, 5/16 ........................... 1
32 736-0225 Washer, Lock, ................................... 1
33 736-3072 Washer, Flat, .38 x .93 x .11 HT ....... 2
34 737-04003C Nozzle, Deck Water .......................... 1
35 738-04162A Spacer, Shoulder, .884 x .19 ............ 1
36 738-3056 Screw, Shoulder, .5 x 2.5:3/8-16 2
37 942-0616A Blade, 3 in 1, 21.23 ........................... 2
38 747-1116 Rod, Deck Hanger ............................ 2
39 754-04137 Belt, V, Type A Sec x 114.1 .............. 1
40 756-04129 Pulley, Idler, 4.25 Dia. ...................... 2
41 783-1146A Skirt, Deck ........................................ 1
42 737-3000 Fitting, Lube ...................................... 2
43 738-01010A Shaft, Spindle, 5.75 .......................... 1
44 741-0919 Bearing, Ball ..................................... 4
45 748-0433 Spacer, .820 x 1.15 x .73 .................. 1
46 750-1000 Spacer, .8 x 1.10 x 1.322 .................. 4
47 756-1227 Pulley, Deck, 6.3 Dia ........................ 2
42" MOWER DECK
-18-
ENGINE CONNECTIONS
1
2
3
9
6
4
12
13
10
11
14
25
16
18
19
22
21
26
27
23
24
29
28
31
32
15
30
5
8
8
8
7
7
13
13
17
20
28a
-19-
REF.
NO.
PART
NUMBER DESCRIPTION QTY.
1 703-05441A Bracket, Muffler Mounting ................. ‘ 1
2 703-05870 Shield, Muffler Tube Heat ................. 1
3 710-0227 Screw, Hex Wash. Hd. Tapp ............
#8-18 x .5
3
4 710-04261 Screw, Hex Wash. Hd. Tapp ............
#12-16 x .5
2
5 710-0599 Screw, Hex Wash. Hd. Tapp ............
1/4-20 x .5
4
6 710-0726 Screw, Hex Wash. Hd. Tapp ............
5/16-12 x .75
2
7 710-1315 Screw, Hex Wash. Hd. Tapp ............
3/8-16 x 1.25
4
8 710-3008 Screw, Hex Cap, 5/16-18 x .75 GR5 6
9 710-3157A Scrw, Hx CapLk, 7/16-20 x 3.25 GR5 1
10 710-3217 Screw, Truss Hd. Mach. #8-32 x .375 1
11 712-0142 Nut, Hex, #8-32 ................................. 1
12 712-0271 Nut, Hex Sems, 1/4-20 ..................... 1
13 712-04063 Nut, Hx Insert Flange Lck, 5/16-18 GrF 4
14 717-04376 Clutch Assembly, Electric PTO ......... 1
15 726-0205 Clamp, Hose ..................................... 2
16 731-04914 Knob, Throttle Control ....................... 1
17 736-0148 Washer, Ext. Tooth Lock, 3/8 ........... 2
18 736-0171 Washer, Lock, 7/16 ........................... 1
19 736-0277 Washer, Flat, 1.031 x 1.62 x .095 ..... 1
20 736-3008 Washer, Flat, .344 x .75 x .12 ........... 1
21 746-04161 Cable, Throttle, 39.0 Lg .................... 1
22 747-04228A Wire, Tank Mounting ......................... 1
23 751-0564B Deflector, Muffler .............................. 1
24 751-0617A Muffler ............................................... 1
25 751-10057C Tank, Fuel, 3.0 Gal. .......................... 1
26 751-10251 Pipe, Exhaust .................................... 1
27 751-10349-16 Hose, Fuel Low Permeation ............. 16 in
28
28a
751-3140
751-10517
Valve, Oil Drain - Before Mfg. Code
C097
Valve, Oil Drain - Mfg. Code C097 and
After
1
1
29 751-3124D Cap, Fuel .......................................... 1
30 751-3142 Cap, Oil Drain Valve - Before Mfg.
Code C097
1
31 751-3141 Hose, Oil Drain Extension ................. 1
32 756-0978A Pulley, Drive ...................................... 1
ENGINE CONNECTIONS
-20-
REF.
NO.
PART
NUMBER DESCRIPTION QTY.
1 603-04148C Axle, Front Pivot ................................ 1
2 603-04308 Bracket, Castor Wheel ...................... 2
3 634-04212A
734-0255
Wheel Assembly, 11.0 x 4.0 x 5.0 .....
Valve, Tubeless Air
2
2
4 710-04186 Screw, Hex Lock, 1/2-13 x 1.25 GR5 2
5 710-0514 Screw, Hex Cap, 3/8-16 x 1.0 GR5 ... 2
6 711-04228 Shaft, Axle ......................................... 1
7 712-3022 Nut, Hex Lock, 1/2-13 GRB ..............
8 731-05500 Bearing, Flange, 1.0 x 1.246 ............. 6
9 736-0169 Washer, Lock, 3/8 ............................. 2
10 736-0227 Washer, Flat, .39 x 1.5 x .134 ........... 2
11 736-0250 Washer, Flat, 1.0 x 1.75 x .107 ......... 2
12 737-3000 Fitting, Lube, 3/16 Drive .................... 3
13 738-04182A Screw, Shoulder, .75 x 4.75:7/16-14 2
14 741-0516B Bearing, Flange, .76 x 1.0 x 1.2 ........ 2
15 741-0990B Bearing, Flange, .76 ID w/Lube Ftg. 2
2
1
3
4
13
5
6
7
8
9
10
11
12
14
15
2
3
4
7
13
8
8
11
12
8
8
FRONT AXLE
12
-21-
REF.
NO.
PART
NUMBER DESCRIPTION QTY.
1 KH-20-096-04-S Cover, air cleaner 1
2 KH-25-341-05-S Knob, cover 2
3 KH-20-083-03-S Element, precleaner 1
4 KH-20-083-02-S Element, air cleaner 1
5 KH-20-094-01-S Kit, air cleaner base (Includes 6) 1
6 KH-12-041-02 Gasket, air cleaner base 1
3
4
1
2
5
6
AIR INTAKE/FILTRATION
-22-
CRANKCASE
17
1
2
3
4
5
6
7
7
9
10
11
12
13
15
16
18
19
20
21
23
22
24
25
26
8
14
28
29
30
-23-
REF.
NO.
PART
NUMBER DESCRIPTION QTY.
1—
Crankcase, Use Short Block KH-20-522-02
1
2 KH-25-139-57-S Plug, sq. hd. pipe 3/8" 1
3 KH-20-032-01-S Seal, oil 1
4 KH-20-067-04-S Rod, connecting 1
5 KH-20-874-05-S Piston w/ Ring Set (Includes 6,7) 1
6 KH-20-108-02-S Ring Set (89 mm) 1
7 KH-20-018-04-S Retainer, piston pin 2
8 KH-20-123-02-S Tube, drainback 1
9 KH-20-755-04-S Kit, balance weight (Includes 10,11) 1
10 KH-20-380-16-S Kit, screw/guide pin 1
11 KH-20-423-02-S Shoe, guide 1
12 KH-12-154-05 Clip, hitch pin 1
13 KH-M-631015 Washer, plain 1
14 KH-X-25-102-S Washer, plain 1
15 KH-20-144-02-S Shaft, governor cross 1
16 KH-20-393-02-S Pump assembly, oil (Includes 17-19) 1
17 KH-20-112-02-S Spacer, oil pump screw 2
18 KH-20-086-13-S Screw, oil pump 2
19 KH-20-144-06-S Shaft center, cam – Exhaust 1
20 KH-20-468-01-S Washer, thrust 1
21 KH-20-090-01-S Lever assembly, cam (2) (Includes 22) 1
22 KH-20-086-06-S Screw, shoulder 1
23 KH-20-010-04-S Gear assembly, cam (Includes 24-26) 2
24 KH-20-089-06-S Spring, ACR 1
25 KH-20-044-16-S Weight, ACR 1
26 KH-20-468-03-S Washer, thrust – ACR 2
28 KH-20-014-20-S Crankshaft 1
29 KH-X-42-15 Key 3/16" 1
30 KH-20-043-12-S Gear, crankshaft 1
NOT ILLUSTRATED
KH-20-755-05-S Gasket Set 1
CRANKCASE
-24-
19
18
16
17
15
14
13
13
12
12
11
11
9
10
10
9
8
7
5
6
5
4
1
3
2
20
22
21
REF.
NO.
PART
NUMBER DESCRIPTION QTY.
1 KH-20-096-07-S Kit, valve cover (Includes 2) 1
2 KH-20-041-13-S Gasket, valve cover 1
3 KH-M-645020-S Screw, hex. flange M6x1.0x20 7
4 KH-20-326-01-S Hose, breather 1
5 KH-20-599-02-S Pivot, rocker arm 2
6 KH-20-086-04-S Screw, set 2
7 KH-20-186-01-S Arm, rocker 2
8 KH-20-086-03-S Stud, rocker 2
9 KH-20-146-03-S Plate, push rod guide 2
10 KH-20-062-01-S Lock, retainer 2
11 KH-20-173-01-S Cap, valve spring 2
12 KH-20-089-03-S Spring, valve 2
13 KH-20-086-02-S Screw, hex. flange M10x1.5x37 6
14 KH-12-468-05 Washer, flat 1/2" 1
15 KH-20-318-05-S Head, cylinder 1
16 KH-20-016-01-S Valve, exhaust 1
17 KH-20-017-01-S Valve, intake 1
18 KH-20-841-02-S Kit, head gasket, (Includes 13, 14, KH-12-041-01-S,
KH-12-041-02-S & KH-20-041-07-S
1
19 KH-20-411-04-S Rod, push 2
20 KH-25-072-04 Stud, exhaust 2
21 KH-20-041-12-S Gasket 1
22 KH-M-0841080 Nut, hex flange M8x1.25 2
CYLINDER HEAD
-25-
6
7
10
1
2
3
4
5
9
8
11
12
13
14
16
15
REF.
NO.
PART
NUMBER DESCRIPTION QTY.
1 KH-20-536-05-S Control assembly, speed
(Includes 4,6,7,12)
1
2 KH-12-237-01 Clamp, cable 1
3 KH-M-545016-S Screw, hex flange thread forming
M5 x 0.8 x 16
1
4 KH-M-664020-S Screw, 6 lobed socket thread forming
M6 x 1.0 x 20
2
5 KH-20-079-05-S Linkage, choke 1
6 KH-12-089-11 Spring, speed control 2
7 KH-20-086-10-S Screw, hex flange thread forming
M4 x 0.7 x 25
2
8 KH-20-090-02-S Lever, governor 1
9 KH-52-211-04 Bolt, round head square neck 1/4-20 x 1" 1
10 KH-X-22-11 Washer, internal tooth lock 1/4" 1
11 KH-12-100-07 Nut, hex. flange 1/4-20" 1
12 KH-20-089-11-S Spring, governor 1
13 KH-20-089-10-S Spring, linkage 1
14 KH-25-158 -11 Bushing, throttle linkage 1
15 KH-20-079-04-S Linkage, throttle 1
16 KH-25-158-08 Bushing, linkage retaining 1
ENGINE CONTROLS
-26-
3
1
2
4
5
6
7
8
9
11
12
13
14
15
16
12
12
12
10
12
12
REF.
NO.
PART
NUMBER DESCRIPTION QTY.
1 KH-20-041-07-S Gasket, heat deflector 1
2 KH-20-265-05-S Deflector, heat 1
3 KH-M-651020-S Screw, hex. flange 1
4 KH-20-853-16-S Carburetor w/gaskets
(Includes 5,6)
1
5 KH-12-041-01 Gasket, carburetor 1
6 KH-12-041-02 Gasket, air cleaner 1
7 KH-20-072-05-S Stud, carburetor mounting 1
8 KH-M-641060-S Nut, hex. flange M6x1.0 2
9 KH-20-126-02-S Bracket, fuel pump mounting 1
10 KH-24-393-16 Pump, fuel 1
11 KH-M-545010 Screw, hex. flange 1
12 KH-25-237-14-S Clamp, hose 6
13 KH-25-050-22-S Filter, fuel 1
14 KH-20-353-01-S Line, fuel 15.75"
(pump to filter)
1
15 KH-41-353-15-S Line, fuel 2"
(pump to carburetor)
1
16 KH-52-353-20 Line, fuel 10" (pump to fitting) 1
NOT ILLUSTRATED
KH-20-431-01-S Sleeve, fuel line 1
KH-X-22-11 Washer, lock 1/4" (ground) 1
KH-12-757-02 Kit, float 1
KH-12-757-03 Kit, carburetor repair 1
KH-12-757-33 Kit, solenoid repair 1
KH-12-757-37-S Kit, bowl replacement
w/gaskets
1
KH-12-454-03-S Tie, wire 1
REF.
NO.
PART
NUMBER DESCRIPTION QTY.
FUEL SYSTEM
-27-
14
11
10
12
8
13
16
17
6
15
9
7
5
1
4
2
3
18
19
20
21
23
24
22
REF.
NO.
PART
NUMBER DESCRIPTION QTY.
1 KH-20-162-02-S Screen, grass 1
2 KH-12-086-14 Screw, hex. flange
M10-1.5 x 46
1
3 KH-12-468-03 Washer, flat 1
4 KH-20-146-02-S Plate, fan mounting 1
5 KH-20-157-01-S Fan 1
6 KH-X-42-15 Key, woodruff 1
7 KH-20-025-05-S Flywheel 1
8 KH-20-086-17-S Screw, hex. socket
M5-0.8 x 25
2
9 KH-20-154-02-S Clip, wire 1
10 KH-237878 Kit, stator 1
11 KH-236602-S Connector, body (3 contact) 1
12 KH-M-545020-S Screw, hex. flange
M5-0.8 x 20
2
13 KH-41-403-09 Rectifier-regulator 1
14 759-3336 Plug, spark 1
15 KH-231285-S Clip, cable 2
16 KH-20-584-01-S Module, ignition 1
17 KH-M-561025-S Screw, hex socket
M5 x 0.8 x 25
2
18 KH-20-098-06-S Starter Ass’y, inertia drive 1
19 KH-25-100-31-S Nut, hex. serrated flange
#10-24
2
20 KH-12-100-07 Nut, hex. flange 1/4-20 1
21 KH-20-755-11-S Housing, blower 1
22 KH-20-086-06-S Screw, shoulder M5-0.8 x 36 4
23 KH-20-314-06-S Guard, Fixed 1
24 KH-24-086-41 Screw, Tapping 3
NOT ILLUSTRATED
KH-20-237-01-S Clamp. wire (clamps harness
to blower housing)
1
KH-20-176-01-S Harness, wiring 1
REF.
NO.
PART
NUMBER DESCRIPTION QTY.
STARTER/IGNITION-ELECTRICAL/BLOWER HOUSING
-28-
11
1
2
4
3
5
6
8
7
9
10
12
13
14
16
15
17
18
REF.
NO.
PART
NUMBER DESCRIPTION QTY.
1 KH-20-040-03-S Kit, dipstick assembly (Includes 2) 1
2 KH-20-153-01-S O-Ring, dipstick 1
3 KH-20-009-03-S Plate assembly, closure (Includes 4,10,11) 1
4 KH-25-139-60-S Plug, pipe 2
5 KH-12-050-01-S Filter, oil 1
6 KH-20-041-01-S Gasket, closure plate 1
7 KH-20-096-02-S Kit, oil passage cover (Includes 8) 1
8 KH-20-041-02-S Gasket, oil passage 1
9 KH-20-144-03-S Shaft, governor gear 1
10 KH-20-310-03-S Kit, gear and weight assembly (Includes 11) 1
11 KH-12-380-01 Pin, governor regulating 1
12 KH-M-545013-S Screw, hex. flange M5x0.8x13 6
13 KH-M-851030-S Screw, hex. flange M8x1.25x30 14
14 KH-20-032-01-S Seal, oil 1
15 KH-25-099-24-S Switch, pressure 1
16 KH-25-054-13-S Elbow, street 1
17 KH-231285-S Clip, cable 1
18 KH-25-155-02 Connector, 90° 1
OIL PAN / LUBRICATION
