Troy-Bilt 13B226JD066 TB30 R Riding Lawn Mower User manual

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Troy-Bilt 13B226JD066 TB30 R Riding Lawn Mower  User manual | Manualzz
Illustrated Parts Manual
Model Series 26J Mini Rider
TROY-BILT LLC, P.O. BOX 361131 CLEVELAND, OHIO 44136-0019
Printed In USA
Form No. 769-09475
(November 05, 2013)
To The Owner
Thank You
Thank you for purchasing this lawn tractor. It was carefully
engineered to provide excellent performance when properly
operated and maintained.
All information in this manual is relative to the most recent
product information available at the time of printing. Please be
aware that this Illustrated Part’s Manual may cover a range of
product specifications for various models.
Components listed and/or illustrated in this manual may not be
applicable to all models. We reserve the right to change product
specifications, designs and equipment without notice and
without incurring obligation.
Throughout this manual, all references to right (RH) and left (LH)
are observed from the operating position.
Table of Contents
Frame & Fender........................................................ 4
Drive System............................................................. 6
Seat, Fuel Tank & Electrical...................................... 8
Front End Steering...................................................10
Pedal Controls.........................................................12
Deck Lift...................................................................13
Engine Accessories MTD P90..................................14
Engine Accessories B&S Mod 21.............................15
30” Deck...................................................................16
Wiring Harness Schematic.....................................18
Engine Model 4P90JUA.......................................... 20
Engine Model 4P90JUB.......................................... 34
Record Product Information
Model Number
To ease in ordering replacement parts, please locate the model
plate on the equipment and record the information in the
provided area to the right. You can locate the model plate by
looking beneath the seat.
Serial Number
Painted Parts
When ordering painted service parts, a four digit color suffix must be added to the part number (e.g. 783-XXXXX-0637).
Please refer to the table below for current color codes:
2
0637
Black
0674
Yellow (Yard-Man)
0709
Dark Green (Bolens, Yard-Man)
0650
Metallic Red (White Outdoor)
0662
Oyster Gray (MTD Gold)
0629
Silver Flake (MTD Platinum)
0638
Red (Yard Machines, Huskee, Troy-Bilt, MTD)
04038
Day Orange (Daedong)
0691
Black Jack (MTD Gold, MasterCut)
04033
Flint Mica (Troy-Bilt XP)
This page intentionally left blank.
Frame & Fender
18
19
15
25
18
13
4
21
20
3
4
1
8
16
10
14
23
9
24
22
11
2
8
17
14
6
17
8
7
8
12
5
9
4
Frame & Fender
Ref.
No.
Part No.
Description
1
710-05073
Screw, 1/4-20 x .500
2
931-09591
Running Board, RMC
3
731-08753A
Running Board Plug
4
738-04184A
Shoulder Screw, .368 X.113: 1/4-20
5
683-05015
Frame Assembly
6
683-05019
Column Assembly
7
710-06194
Hex Washer Screw, 5/16-18 x .75
8
710-1652
Tap Screw, 1/4-20, .625
9
912-0429
Hex Locknut, 5/16-18
10
783-07168
Seat Pivot Bracket
11
783-08197
Seat Pan
12
783-08260
Deck Lift Index Bracket
13
631-05038
Column Cover
14
710-04484
Tap Screw, 5/16-18, .750
15
710-0924
Machine Screw, 1/4-20, 0.750
16
710-1241
Hex Screw, 1/4-15, 1.000
17
710-3008
Hex Head Screw, 5/16-18, .75
18
728-0199
Rivet, .3125
19
731-08620A
Rear Cover
20
731-09185
Top Rear Drive Cover
21
931-09465
Fender (MTD Eng.)
931-08708A
Fender, (B&S Eng.)
22
735-05006
Bumper, .62 Dia. x .50
23
749-04932
Rear Cover Support Tube
24
783-07208
Hitch Plate
25
731-09382
Steering Column Cap
NOTE, Tractor features vary by model. NOT all parts listed above and pictured on the previous page are standard equipment.
5
Drive System
16
29
12
9
7
35
31
34
30
34
32
3
38
21
44
6
33
15
43
41
40
42
39 19
25
22
23
8
36
26
14
37
5
17
28
45
13
20
18
1
2
24
10
48
27
46
47
4
6
11
11
Drive System
Ref.
No.
Part No.
Description
Ref.
No.
Part No.
Description
1
918-05056A
Transmission Assembly
25
738-05019
Shoulder Screw, .560 x .165, 5/16-18
2
647-04262C
Shift Handle Assembly
26
747-05593
Shift Rod
3
683-04768A
Drive Assembly Idler
27
747-06126
Deck Belt Keeper, 30"
4
710-05339
Screw, 5/16-24 x .750
28
948-0334
Spacer
5
710-04484
Tap Screw, 5/16-18, .750
29
750-04456
Spacer, .260 X .372 X 1.420
6
710-0599
Tap Scew, 1/4-20, 0.500
30
750-05563
Spacer, .385 x .625 x .500
7
710-06016
Screw, 3/8-16 x 1.375
31
954-05040
V-Belt, 5L:35.25
8
710-0623
Tap Screw, 3/8-16, 0.750
32
954-04331
V-Belt, 5L:35.28
9
710-1026
Screw, 1/4-20 x 1.750
33
756-04224
Flat Idler Pulley, 2.75 OD
10
710-1266
Hex Cap Screw, 5/16-18 x 3.5, Gr5
34
756-04325
V-Type Idler Pulley, 3.06
11
710-1652
Tap Screw, 1/4-20 x .625
35
756-04464
V-Type Pulley, 6.56
783-07248
Rear Idler Arm Bracket
12
710-0560
Screw, Carriage: 3/8-16 x 1.75”
36
13
711-06141
Adjustable Ferrule, 1/4-20 X 1.00
37
783-08131
Transaxle Mounting Bracket
14
712-04063
Flange Locknut, 5/16-18
38
956-04015A
Variable Speed Pulley Assembly
15
712-04065
Flange Lock Nut, 3/8-16
39
710-0627
Hex Head Lock Screw, 5/16-24:.750
16
712-0700
Flange Nut, 9/16-18
40
710-0778
Tap Screw, 1/4-20:1.500
17
914-0209
Internal Cotter Pin, .125 Dia.
41
718-04261
Bearing Cup
18
714-04040
Bow-Tie Cotter Pin
42
736-0362
Flat Washer, .330x1.250x.060
19
718-04407
Pulley Hub, 5/8 Spline
43
941-0600
Ball Bearing, 17 X 40 X 12
20
720-04028
Shift Knob
44
783-08210
Variable Bracket
21
732-0459C
Extension Spring, .94 Dia. X 6.74 Lg.
45
634-0139
Complete Wheel Assembly
22
732-04934
Extension Spring, .97 OD X 6.18
46
734-04641
Tire, 16 x 6.5 x 8 Sq. Shldr.
23
738-0372B
Shoulder Spacer, 1.00 X .38 X .38
47
934-04319
Rim Assembly, 8.0 x 5.38
24
738-05016
Shoulder Screw, .368 x .75, 1/4-20
48
934-0255
Air Valve
NOTE, Tractor features vary by model. NOT all parts listed above and pictured on the previous page are standard equipment.
7
Seat, Fuel Tank & Electrical
7
8
2
35
3
6
4
14 5
1
26
29
28
27
20
12
19
10
33
32
25
11
32
34
31
23
31
18
21
30
15
16
24
22
17 13
13
17
17
13
8
9
17
13
Seat, Fuel Tank & Electrical
Ref.
No.
Part No.
Description
1
710-0607
Tap Screw, 5/16-18, 0.500
2
710-06095
Hex Flange Screw, 3/8-16 x .75
3
712-04063
Flange Lock Nut, 5/16-18
4
732-04905
Seat Spring
5
938-0140
Shldr Spacer, .435 X .178-5/16 X .56
6
738-04012B
Shoulder Screw, .625 x .145, 3/8-16
7
757-05003
Seat
8
783-07213A
Seat Pivot Bracket
9
710-0227
Screw, #8
10
710-04484
Tap Screw, 5/16-18, .750
11
710-1652
Tap Screw, 1/4-20, .625
12
925-06119
Key Switch
13
725-04363
Interlock Switch
14
925-05013
Seat Switch
15
725-1643
Switch Spring
16
926-0320
Insulator Plate
17
738-04237A
Shoulder Screw, #10-32, .500
18
747-06131A
Battery Rod
19
747-06148
Battery Hold Down Bracket
20
625-05002
Key, Assembly
21
683-04754
PTO Handle Assembly
22
710-04683A
Tap Screw, 3/8-16, 1.000
23
720-04049A
Handle Grip, 3/8
24
750-0526
Spacer, .380 ID x .50 OD x .265
25
951-04366B
Fuel Tank, 1-3 Gal.
26
751-12089-28
Hose Vent, 3/16 EPA
27
735-04081
Rubber Grommet
28
751-12118
Rollover Valve
29
951-12179B
Fuel Cap
30
925-1707D
Battery, 155 CCA
31
738-1132
Screw, Shoulder, .250 x .150
32
712-0271
Nut, Sems, 1/4-20
33
712-04064
Flange Lock Nut, 1/4-20
34
725-04439
Solienoid, 12v
35
935-0199A
Rubber Bumper, .63 Dia
—
925-06042
Wiring Harness (Not Shown)
NOTE, Tractor features vary by model. NOT all parts listed above and pictured on the previous page are standard equipment.
9
Front End Steering
3
18
7
27
17
16
6
10
19
14
21
21
12
20
26 8
25
13
10
23
11
24
5
15
10
9
4
8
12
15
5
12
2
12
1
9
14
21
21
22
4
Front End Steering
Ref.
No.
Part No.
Description
1
683-04726
Front Axle Assembly, RH
2
683-04727
Front Axle Assembly, LH
3
731-04681
Cap, Troy-Bilt
4
634-04726-0911
Complete Wheel Assembly
5
736-04228A
Washer, .781 x 1.59
6
738-05000
Shoulder Screw, .375 x .148 x 1/4-20
7
710-0643
Hex Head Screw, 5/16-18:1.00
8
710-0703
Carriage Screw, 1/4-20, .75
9
714-0162
Cotter Pin, 5/32 x 1.25
10
712-04064
Flange Lock Nut, 1/4-20
11
712-04065
Flange Lock Nut, 3/8-16
12
714-04040
Bow-Tie Cotter Pin, 72
13
717-1554
Steering Pinion Gear
14
726-0341
Push Cap, 3/4
15
931-0484A
Hub Cap
16
983-04763
Tube Assembly, Non-Telescoping
17
723-04095A
Steering Sleeve
18
736-0242
Bevel Washer, .340X.872X.060
19
738-04537A
Steering Shaft, .625 OD X 18.03
20
741-04542A
Hex Flange Bearing, 5/8
21
741-0660A
Flange Bearing, .760 X .941 X 1.0
22
747-05514
Steering Rod, LH
23
747-05585
Steering Rod, RH
24
747-06027
Front Tie Rod
25
783-06988A
Steering Rack Plate
26
783-07239A
Lower Steering Bearing
27
631-04008A
Steering Wheel, Soft Grip
NOTE, Tractor features vary by model. NOT all parts listed above and pictured on the previous page are standard equipment.
11
Pedal Controls
14
23
13
16
17
11
2
8
8
5
18
6
12
10
1
9
15
7
22
19
4
20
3
8
4
21
21
Ref.
No.
Part No.
Description
Ref.
No.
Part No.
Description
1
683-05017
Brake Pedal Assembly
13
747-06033A
Brake Rod
2
910-0224
Screw, #10-16:0.500
14
732-0716D
Extension Spring, .59 OD x 4.00 LG
3
710-0376
Hex Head Scerw, 5/16-18:1.00
15
735-04279
Foot Pad, 2.5" LG.
4
710-04484
Tap Screw, 5/16-18:.750
16
738-04184A
Shoulder Screw, .368 X.113, 1/4-20
5
936-0264
Flat Washer, .330 x .630 x .064
17
741-0356A
Steering Col. Bearing, .880 ID X 1.36
6
711-06103
Ferrule 3/8-24 X .375 Dia.
18
747-05506
Variable Speed Control Rod
7
712-04063
Flange Lock Nut, 5/16-18
19
747-06015
Speed Selector Control Rod
8
714-04040
Bow-Tie Cotter Pin, 72
20
748-0234
Shoulder Spacer
9
726-0214
Push Cap, 5/8
21
783-05940
Pedal Strap Support Bracket, 5/8
10
731-08656A
Speed Control Cover
22
783-08116A
Speed Latch Bracket
11
731-08743B
Speed Lever, 6-SPEED
23
717-0772B
Brake lever Bracket
12
732-04937
Shift Spring
NOTE, Tractor features vary by model. NOT all parts listed and pictured above are standard equipment.
12
Deck Lift
19
6
21
14
3
15
3
11
1
12
13
18
15
11
5
12
15
2
17
8
10
12
9
20
16
4
7
Ref.
No.
1
Part No.
683-05060
Description
Ref.
No.
Part No.
Description
Lift Assembly Shaft
12
714-04043
Bow-Tie Cotter Pin, 91
720-0311
Grip Handle, 1/2
2
683-04757
Front Hanger Bracket Assembly
13
3
710-04484
Tap Screw, 5/16-18, .750
14
732-04692
Extension Spring, .85 OD X 5.915 LG
4
710-0514
Hex Head Screw, 3/8-16, 1.00
15
936-0300
Flat Washer, .406 X .875 X .059
5
710-0642
Tap Screw, 1/4-20, 0.750
16
938-0347
Shoulder Spacer, .625 ID X .169
6
710-0778
Screw, 1/4-20, 1.50
17
747-05511
Lift Link Rod
7
710-1652
Tap Screw, 1/4-20 X .625
18
747-05576
Deck Lift Rod
8
711-05690
Ferrule, .50 X .50
19
750-0566A
Spacer, .260 x .375 x 1.030 LG
9
712-04065
Flange Lock Nut, 3/8-16
20
783-07129
Front Deck Mounting Bracket
10
712-05046
Hex Lock Nut, 1/2-13
21
936-0463
Flat Washer, .250 x .630 x .052
11
714-04040
Bow-Tie Cotter Pin, 72
NOTE, Tractor features vary by model. NOT all parts listed and pictured above are standard equipment.
13
Engine Accessories MTD P90
6
10
11
1
9
5
2
7
2
2
3
12
8
4
Ref.
No.
Part No.
Description
1
710-04483
Tap Screw, 1/4-20, 0.500
2
710-04683A
Tap Screw, 3/8-16, 1.000
3
710-05446
Tap Screw, 3/8-16, 2.250
4
710-06067
Hex Head Screw, 7/16-20 x 1.25
5
912-0691
Nut, Hex Nylon Lock, M6-1.0
6
726-0205
Hose Clamp, .490 DIA.
7
731-1682A
Oil Drain Sleeve
8
736-0322
Flat Washer, .450 x 1.25 x .164
9
946-04829A
Throttle/Choke Cable 31 Lg.
10
751-10349
Low Permeation Fuel Line, 1/4
11
BS-298090S
Fuel Filter, 1/4", 298090
12
756-04479A
Engine Pulley, 4.46 / 3.39
NOTE, Tractor features vary by model. NOT all parts listed and pictured above are standard equipment.
14
Engine Accessories B&S Mod 21
6
1
10
5
9
7
2
2
2
3
11
8
4
Ref.
No.
Part No.
Description
1
710-04483
Tap Screw, 1/4-20, 0.500
2
710-04683A
Tap Screw, 3/8-16, 1.000
3
710-05446
Tap Screw, 3/8-16, 2.250
4
710-06067
Hex Head Screw, 7/16-20 x 1.25
5
712-0271
Sems Nut, 1/4-20
6
726-0205
Hose Clamp, .490 DIA.
7
731-09188
Oil Drain
8
736-0322
Flat Washer, .450 x 1.25 x .164
9
946-04829A
Throttle/Choke Cable 31 Lg.
10
751-10349
Low Permeation Fuel Line, 1/4
11
756-04479A
Engine Pulley, 4.46 / 3.39
NOTE, Tractor features vary by model. NOT all parts listed and pictured above are standard equipment.
15
30” Deck
1
15
3
10
22
43
42
41
39
2
27
12
9
42
26
1
40
14
21
19
11
17
23
18
4
20
31
34 36
33
36
32
6
5
35
34
32 8
37
38
15
28
7
16
29
25
14
41
13
30
24
16
30” Deck
Ref.
Part Number
Description
Ref.
Part Number
Description
1
918-04822A
Spindle Pulley Assembly, 6.3 DIA
23
738-05021
Shoulder Spacer, .173 x .625 x .563
2
631-05024
Deck Belt Cover
24
738-05022
Shoulder Spacer, .134 x .500 x .438
3
647-05028
Idler Rod Assembly
25
750-04456
Spacer, .260 X .372 X 1.420 LG
4
983-05034
PTO Brake Assembly Bracket
26
954-05001
V-Type Belt, 43.5 LG
5
983-05040A
Deck, 30” w/out Nozzle
27
756-04224
Flat Idler Pulley, 2.75 OD
6
710-0347
Hex Cap Screw, 3/8-16 x 1.75
28
783-08047A
Deck Spindle Support Bracket
7
710-1260A
Tap Screw, 5/16-18, .750
29
783-08128
Lower Floating Idler Bracket
8
710-0514
Hex Head Screw, 3/8-16, 1.00
30
783-08226
Upper Floating Idler Bracket
9
710-0528
Hex Cap Screw, 5/16-18 x 1.25
31
946-04802A
PTO Cable
10
710-0599
Tap Scew, 1/4-20, 0.500
32
710-04998
Carriage Screw, 5/16-18, 1.00
11
710-1026
Tap Screw, 1/4-20, 1.750
33
720-04122
Wing Knob, 5/16-18
726-0201
Speed Nut, .3125 ID
12
710-1315
Tap Screw, 3/8-16, 1.250
34
13
712-04063
Flange Lock Nut, 5/16-18
35
731-10267
Chute Deflector
14
712-04065
Flange Lock Nut, 3/8-16
36
736-0242
Bevel Washer, .340X.872X.060
942-04385
Cutting Blade, 30.00" 3-IN-1
15
712-0417A
Flange Nut, 5/8-18
37
16
732-05045
PTO Torsion Spring
38
731-09312
Mulch Plug
17
732-05046
Brake Torsion Spring
39
936-0351
Shim Washer, .760X1.500X.030
18
732-0583
Compression Spring, .625 x 4.0
40
738-1186A
Spindle Shaft, 6.11 LG.
19
736-0362
Flat Washer, .330x1.250x.060
41
941-0919B
Ball Bearing, .787ID X 1.85 ODX.551
20
736-3040
Flat Washer, .406 x 1.920 x .060
42
750-04936
Spacer, .792 X 1.060 X 1.860 LG
21
938-0347
Shoulder Spacer, .625 ID X .169
43
956-1227
Deck Pulley, 6.3 DIA
22
738-04184A
Shoulder Screw, .368 X.113: 1/4-20
NOTE, Tractor features vary by model. NOT all parts listed above and pictured on the previous page are standard equipment.
17
Wiring Harness Schematic - 725-06042
18
Notes
19
Engine Model 4P90JUA Air Intake
120
121
122
121
126
124
127
128
127
130
129
Ref.
20
Part Number
Description
120
951-12255
Air Filter Cover Assembly
121
712-04291
Air Filter Lock Nut
122
951-12255
Air Filter Cover
124
951-12256
Sponge Filter
126
951-12260
Air Filter Assembly
127
712-04212
Nut M6
128
951-12328
Rubber Cap
129
951-12257
Manifold
130
951-12258
Manifold Gasket
4P90JUA Engine Shroud
192
192
2
3
1
2
4
3
2
4
3
5
4
6
6
7
Ref.
Part Number
Description
1
751-12205
Debris Shield
2
712-04290
Nut
3
750-05320
Engine Shroud Spacer
4
710-05304
Starter / Shroud Stud M6×100
5
951-11622
Flexible Clamp
6
710-05305
Hook Bolt
7
951-12206
Air Shield
192
710-05303
Self-Tapping Bolt 5.5×25
21
4P90JUA Crankcase
48
49
50
51
197 - Gasket Kit - Complete
52
198 - Gasket Kit - External
53
199 - Complete Engine
47
189
72
183
185
72
73
186
184
55
183
54
56
57
58
59
62
68
178
60
66
64
65
69
67
22
70
74
63
4P90JUA Crankcase
Ref.
Part Number
Description
Ref.
Part Number
Description
47
951-11499
Upper Crankshaft Seal
68
951-12234
Throttle Control Bracket
48
710-04916
Bolt M6×14
69
750-05530
Component Bracket Spacer
49
751-12770
Breather Cover Plate
70
951-12235
Breather Hose Assembly
50
951-12226
Breather Gasket
72
951-12236
Breather Hose Clamp
51
951-12685
Umbrella Valve
73
751-12200A
Short Block Assembly
52
951-12227
Mesh Screen
(Incl.37,47-53,55-58,73-77,84,
53
951-12686
Umbrella Valve Seat
86-89,91-93,98-104,112,113,
54
951-12228
Choke Linkage
115-119,137,138,144,160,
55
951-12229
Governor Arm Shaft
172,173,175-178,183-186)
56
736-04558
Governor Washer
184
951-12276
Piston
57
714-04074
Governor Cotter Pin
185
951-11954
Piston Pin
58
951-11574
Governor Seal
186
951-12277
Connecting Rod Assembly
710-05319
Connecting Rod Bolt
951-12204
Gasket Kit - Complete
59
951-12230
Throttle Linkage
189
60
951-12231
Throttle Linkage Spring
197
62
951-12232
Governor Arm
(Incl.47,50,58,74,113,118,130
63
710-04908
Governor Arm Bolt
136-138,144,160,166)
64
712-04212
Governor Arm Nut M6
65
951-12233
Governor Spring
66
710-04979
Bolt M6×18
67
710-05310
Bolt M6×38
198
951-12201
199
952Z4P90JUA
Gasket Kit - External
(Incl.113,130,136-138,144,160)
Complete Engine
23
4P90JUA Cylinder Head
177
197 - Gasket Kit - Complete
198 - Gasket Kit - External
176
199 - Complete Engine
173
175
174
172
154
152
153
157
155
175
174
151
162
151
155
153
146
147
157
148
173
164
149
163
150
193
146
147
148
149
194
171
145
196
164
144
143
163
170
166
167
168
169
142
165
140
142
142
142
140
140
141
140
24
4P90JUA Cylinder Head
Ref.
Part Number
Description
Ref.
165
Part Number
951-12202
Description
Cylinder Head Kit
140
710-05315
Bolt M5×10
141
951-12265
Cowl
142
710-05316
Valve Cover Bolt
166
751-12774
Air Valve Core
143
951-12266
Valve Cover
167
751-12775
Strainer Clip
144
951-12267
Valve Cover Ring Gasket
168
751-12776
Strainer
145
951-11981
Rocker Arm Assembly
169
751-12777
The Air Valve Bonnet
736-04629
Washer
(Incl.144,156,163,164,166)
146
751-11124
Jam Nut
170
147
751-11123
Fulcrum Nut
171
710-05450
Screw M5×12
148
951-11966
Rocker Arm
172
951-12273
Cylinder Head Gasket
149
710-04962
Rocker Arm Stud
173
715-04122
Cylinder Head Dowel 12×16
150
951-12268
Push Rod Guide
174
951-11335
Push Rod Kit
151
951-12081
Exhaust Valve Adjuster
175
951-11962
Tappet
736-04561
Camshaft Thrust Washer
152
951-12080
Exhaust Valve Spring Retainer
176
153
951-12078
Valve Spring
177
951-12274
Camshaft Assembly
154
951-11964
Intake Valve Seal
193
951-12329
Spark Arrestor
155
951-12077
Valve Spring Retainer
194
710-05344
Spark Arrestor Screw
157
951-11337
Valve Kit
196
951-12197
Valve Cover Kit
162
951-10292
Spark Plug/F6Rtc
197
951-12204
Gasket Kit - Complete
163
710-05317
Bolt M10×1.25×85
(Incl.47,50,58,74,113,118,130
164
710-05318
Bolt /M10×1.25×65
136-138,144,160,166)
165
751-12778
Cylinder Head Asm
198
951-12201
(Incl.113,130,136-138,144,160)
(Incl.137-139,144,146-157
160,161,163-172)
Gasket Kit - External
199
952Z4P90JUA
Complete Engine
25
4P90JUA Crankshaft & Crankcase Cover
76
75
79
80
77
91
92
83
5
93
90
82
81
98
104
89
88
87
86
84
99
100
86
101
85
112
113
116
117
103
195
114
115
118
119
117
117
26
102
4P90JUA Crankshaft & Crankcase Cover
Ref.
Part Number
Description
Ref.
Part Number
Description
5
951-11622
Flexible Clamp
98
951-12248
Oil Pump Assembly
75
951-12238
Crankshaft Assembly
99
951-12247
O-Ring 10×2.65
76
951-11969
Main Bearing
100
951-12249
Filter
77
951-10307
Woodruff Key
101
951-12250
Filter Spring
79
951-12239
Dipstick Assembly
102
951-12251
O-Ring 35.5×2.65
80
951-12241
Upper O-Ring
103
951-12252
Filter Cover
951-11956
Governor Gear/Shaft Assembly
81
951-12363
Lower O-Ring
104
82
951-12240
Oil Fill Tube Assembly
112
710-05313
Bolt M8×15
83
710-04980
Bolt M6×35
113
736-04560
Oil Drain Plug Washer
84
710-05311
Oil Drain Plug
114
951-12690
Oil Filter
85
951-12242
Regulator
115
951-12253
Screw Joint
86
715-04121
Dowel Pin 8×14
116
951-12254
Crankcase Cover
951-12318
Crankcase Cover Asm
87
951-12243
Ball 6.35
88
951-12244
Spring
89
710-05312
Bolt
117
710-04982
Bolt M8×54
90
736-04557
Crankshaft Thrust Washer
118
951-11375
Lower Crankshaft Seal
91
951-12245
Balanceable Shaft Bearing
119
710-05314
Bolt M8×43
92
751-12246
Balanceable Shaft Assembly
195
951-12194
Oil Drain Plug Assembly
93
736-04559
Balanceable Thrust Washer
(Incl.87-89,100-104,112,113,115,116)
27
4P90JUA Carburetor Assembly
134
133
134
132
137
139
132
136
139
I
J
K
L
K
H
O
131
200 - Carburetor Kit - Major
N
S
P
T
U
V
W
X
Y
BB
CC
DD
Z
GG
HH
28
B
C
D
E
Q
R
G
M
138
A
F
EE
FF
AA
4P90JUA Carburetor Assembly
Ref.
Part Number
Description
Ref.
Part Number
Description
131
951-12823
Carburetor Assembly
L
n/a
Lock Washer
132
951-11731
Fuel Hose Clamp
M
n/a
Nylon/Plastic O-Ring
133
951-11336
Fuel Line Kit
N
n/a
Fiber O-Ring
134
723-04071
Plastic Support Clamp
O
n/a
Idle Speed Adjusting Screw
136
951-12261
Carburetor Gasket
P
n/a
Idle Mixture Screw
137
951-12262
Carburetor Insulator
Q
n/a
Carburetor Body
n/a
Fuel Inlet
138
951-12263
Carburetor Insulator Gasket
R
139
951-12264
Carb Stud
S
n/a
Float Pin
200
751-12779
Carburetor Kit - Major
T
n/a
Emulsion Tube
(Incl.130,136,B,BB,CC,DD
U
n/a
Needle Valve
G,M,N,U,W,Y,Z)
V
n/a
Main Jet
Choke Shaft
W
n/a
Needle Valve Spring
n/a
Float
A
n/a
B
n/a
Fiber O-Ring
X
C
n/a
Choke Return Spring
Y
951-12304
Fuel Bowl O-Ring
D
n/a
Flat Steel Washer
Z
751-12772
Seat/Fuel Bowl Bolt O-Ring
E
n/a
Choke Plate
AA
751-12773
Solenoid Valve Assembly
F
n/a
Idle Jet Assembly
BB
n/a
Fuel Bowl
G
n/a
Idle Jet O-Ring
CC
951-11349
Fuel Drain Plug Gasket
H
n/a
Sheetmetal Housing
DD
710-04938
Fuel Drain Plug
I
n/a
Throttle Shaft
EE
710-05449
Seat/Fuel Bowl Bolt
J
n/a
Throttle Plate
GG
736-04554
Washer
K
n/a
Screw M3×5
HH
710-05337
Screw M5×12
29
4P90JUA Muffler Assembly
191
191
191
191
48
190
161
161
159
160
158
Ref.
Description
48
710-04916
Bolt M6×14
158
712-04219
Nut M8
159
951-12270
Muffler Assembly
160
951-12271
Exhaust Pipe Gasket
161
951-12272
Muff Stud M8×47
161
30
Part Number
951-12196
Muffler Stud Assembly
190
951-12278
Wire Mesh Shield
191
710-05051
Bolt M6×12
4P90JUA Starter Assembly
9
8
10
11
12
11
12
11
12
24
23
13
24
25
36
34 35
33
35
36
34
15
16
17
31
19
29
30
Part Number
37
18
28
Ref.
37
14
25
Description
21
30
Ref.
Part Number
Description
8
710-05306
Bolt M8×40
23
951-12528
Starter Housing Assembly
9
951-12207
Starter Assembly
24
951-12217
Screw
10
710-05307
Screw M5×25
25
736-04554
Lock Washer
951-12529
Brush Assembly
11
736-04554
Lock Washer 5
28
12
736-04556
Plain Washer 6
29
951-12219
Electrical Starter Back Cover
13
951-12208
Electrical Starter Front Cover
30
710-05308
Bolt M6×100
14
951-12211
Bearing
31
951-12324
Bolt M6×30 Assembly
15
951-12210
Pinion/Clutch Assembly
33
736-04555
Insulation Washer
16
951-12312
Gear
34
736-04556
Plain Washer 6
736-04477
Lock Washer 6
17
951-12209
Bearing
35
18
951-12212
Pinion Cover
36
712-04212
Nut M6
19
951-12214
Bearing 6001Zz
37
715-04120
Dowel Pin 10×14
21
951-12216
Bearing
31
4P90JUA Ignition & Electrical
40
41
42
43
38
38
38
44
39
45
46
Ref.
32
Part Number
Description
38
710-04920
Bolt M6×28
39
951-12220
Ignition Coil Assembly
40
712-04220
Flywheel Nut M16×1.5
41
951-12221
Fan Mounting Plate
42
751-12222A
Cooling Fan
43
951-12223
Flywheel
44
951-12224
Coil Assy. Charge
45
710-04940
Bolt M6×10
46
951-12279
Cowl
Notes
33
Engine Model 4P90JUB Air Intake
120
121
122
121
126
124
127
128
127
130
129
Ref.
34
Part Number
Description
120
951-14458
Air Filter Cover Assembly
121
951-14466
Air Filter Lock Nut
122
951-12255
Air Filter Cover
124
951-12256
Sponge Filter
126
951-12260
Air Filter Assembly
127
712-04212
Nut M6
128
951-12328
Rubber Cap
129
951-12257
Manifold
130
951-12258
Manifold Gasket
4P90JUB Engine Shroud
192
192
2
3
1
2
4
3
2
4
3
5
4
6
6
7
Ref.
Part Number
Description
1
951-12205
Debris Shield
2
712-04290
Nut
3
750-05320
Engine Shroud Spacer
4
951-14454
Starter / Shroud Stud M6×99
5
951-11622
Flexible Clamp
6
710-05305
Hook Bolt
7
751-14455
Air Shield
192
710-05303
Self-Tapping Bolt 5.5×25
35
4P90JUB Crankcase
48
49
50
197 - Gasket Kit - External
51
52
198 - Gasket Kit - Complete
53
199 - Complete Engine
47
189
72
183
185
72
73
186
184
55
183
54
56
57
58
59
62
68
178
60
66
64
65
69
67
36
70
74
63
4P90JUB Crankcase
Ref. Part Number
Description
Ref. Part Number
Description
47
951-11499
Upper Crankshaft Seal
69
750-05530
Component Bracket Spacer
48
710-04916
Bolt M6×14
70
951-12235
Breather Hose Assembly
49
951-14456
Breather Cover Plate
72
951-12236
Breather Hose Clamp
50
951-12226
Breather Gasket
73
951-14462
Short Block Assembly
51
951-12685
Umbrella Valve
(Incl.37,47-53,55-58,73-77,84,86,87-89,
52
951-12227
Mesh Screen
91-93,98-104,112,113,115-119,137-138,
53
951-12686
Umbrella Valve Set
144,160,172,173,175-178,183-186)
54
951-12228
Choke Linkage
74
951-12237
Crankcase Cover Gasket
55
951-12229
Governor Arm Shaft
178
951-12275
Piston Ring Set
56
736-04558
Governor Washer
183
951-11953
Piston Pin Snap Ring
57
714-04074
Governor Cotter Pin
184
951-12276
Piston
58
951-11574
Governor Seal
185
951-11954
Piston Pin
951-12277
Connecting Rod Assembly
59
951-12230
Throttle Linkage
186
60
951-12231
Throttle Linkage Spring
189
710-05319
Connecting Rod Bolt
62
951-12232
Governor Arm
197
951-12201
Gasket Kit - External
63
710-04908
Governor Arm Bolt
64
712-04212
Governor Arm Nut M6
65
951-12233
Governor Spring
(Incl.47,50,58,74,113,118,130,
66
710-04979
Bolt M6×18
136,137,138,144,160,172)
67
710-05310
Bolt M6×38
68
951-14457
Component Bracket/Separate
(Incl.113,130,136,137,138,114,160)
198
199
951-12204
952Z4P90JUB
Gasket Kit - Complete
Complete Engine
37
4P90JUB Cylinder Head
197 - Gasket Kit - External
177
198 - Gasket Kit - Complete
176
199 - Complete Engine
173
175
174
172
154
152
153
157
155
175
174
151
162
151
155
153
146
146
157
147
148
149
147
148
149
163
150
171
145
196
164
144
143
173
164
163
170
166
167
168
169
142
165
140
142
142
142
140
140
141
140
38
4P90JUB Cylinder Head
Ref.
Part Number
Description
Ref.
Part Number
951-14463
Description
Cylinder Head Asm
140
710-05315
Bolt M5×10
141
951-12265
Cowl
(Incl.137-139,144,146-159,
142
710-05316
Valve Cover Bolt
161-163,165-170)
143
951-12266
Valve Cover
166
951-14460
Air Valve Core
144
951-12267
Valve Cover Ring
167
951-12775
Strainer Clip
145
951-11981
Rocker Arm Assembly
168
951-12776
Second Air Valve Filter Element
951-12777
The Air Valve Bonnet
146
751-11124
Jam Nut
169
147
751-11123
Fulcrum Nut
170
736-04629
Washer
148
951-11966
Rocker Arm
171
710-05337
Screw M5×12
149
710-04962
Rocker Arm Stud
172
951-12273
Cylinder Head Gasket
150
951-12268
Push Rod Guide
173
715-04122
Cylinder Head Dowel 12×16
151
951-12269
Exhaust Valve Adjuster
174
951-11335
Push Rod Kit
951-11962
Tappet
152
951-12080
Exhaust Valve Spring Retainer
175
153
951-12078
Valve Spring
176
736-04561
Camshaft Thrust Washer
154
951-11964
Intake Valve Seal
177
951-12274
Camshaft Assembly
155
951-12077
Valve Spring Retainer
196
951-12197
Valve Cover Kit
156
951-11337
Valve Kit
197
951-12201
Gasket Kit - External
157
951-11337
Valve Kit
162
951-10292
Spark Plug/F6Rtc
198
951-12204
163
710-05317
Bolt M10×1.25×85
(Incl.47,50,58,74,113,118,130,
164
710-05318
Bolt /M10×1.25×65
136,137,138,144,160,172)
165
951-12202
Cylinder Head Kit
(Incl.113,130,136,137,138,114,160)
199
952Z4P90JUB
Gasket Kit - Complete
Complete Engine
(Incl.144,154,163,164,172)
39
4P90JUB Crankshaft & Crankcase Cover
76
75
79
80
77
91
92
83
5
93
90
82
81
98
104
89
88
87
86
84
99
100
86
101
85
112
113
116
117
103
195
114
115
118
119
117
117
40
102
4P90JUB Crankshaft & Crankcase Cover
Ref.
Part Number
Description
Ref.
Part Number
Description
5
951-11622
Flexible Clamp
98
951-12248
Oil Pump Assembly
75
951-12238
Crankshaft Assembly
99
951-12247
O-Ring 10×2.65
76
951-11969
Main Bearing
100
951-12249
Filter
77
951-10307
Woodruff Key
101
951-12250
Filter Spring
79
951-12239
Dipstick Assembly
102
951-12251
O-Ring 35.5×2.65
80
951-12241
Upper O-Ring
103
951-12252
Filter Cover
951-11956
Governor Gear/Shaft Assembly
81
951-12363
Lower O-Ring
104
82
951-12240
Oil Fill Tube Assembly
112
710-05313
Bolt M8×15
83
710-04980
Bolt M6×35
113
736-04560
Oil Drain Plug Washer
84
710-05311
Oil Drain Plug
114
951-12690
Oil Filter
85
951-12242
Regulator
115
951-12253
Screw Joint
86
715-04121
Dowel Pin 8×14
116
951-12254
Crankcase Cover
951-12318
Crankcase Cover Asm
87
951-12243
Ball 6.35
88
951-12244
Spring
(Incl.87,88,89,100,101,102,
89
710-05312
Bolt
103,104,112,113,115,116)
90
736-04557
Crankshaft Thrust Washer
117
710-04982
Bolt M8×54
91
951-12245
Balanceable Shaft Bearing
118
951-11375
Lower Crankshaft Seal
92
751-12246
Balanceable Shaft Assembly
119
710-05314
Bolt M8×43
93
736-04559
Balanceable Thrust Washer
195
951-12194
Oil Drain Plug Assembly
41
4P90JUB Carburetor Assembly
134
133
134
132
137
139
132
136
139
I
F
J
K
L
C
M
E
Q
O
S
P
T
U
V
W
X
Y
200 - Carburetor Kit - Major
BB
CC
DD
Z
EE
GG
42
R
N
138
131
B
K
4P90JUB Carburetor Assembly
Ref.
Part Number
Description
Ref.
Part Number
Description
131
951-12771A
Carburetor Assembly
N
n/a
Fiber O-Ring
132
951-11731
Fuel Hose Clamp
O
n/a
Idle Speed Adjusting Screw
133
951-11336
Fuel Line Kit
P
n/a
Idle Mixture Screw
134
723-04071
Plastic Support Clamp
Q
n/a
Carburetor Body
136
951-12261
Carburetor Gasket
R
n/a
Fuel Inlet
137
951-12262
Carburetor Insulator
S
n/a
Float Pin
n/a
Emulsion Tube
138
951-12263
Carburetor Insulator Gasket
T
139
951-12264
Carb Stud
U
n/a
Needle Valve
200
951-14179
Carburetor Kit - Major
V
n/a
Main Jet
(Incl.130,136,138,F,G,S,T,U,V,W,X,Y,Z)
W
n/a
Needle Valve Spring
A
n/a
Choke Shaft
X
n/a
Float
B
n/a
Choke Shaft Fiber O-Ring
Y
n/a
Fuel Bowl O-Ring
n/a
O-Ring
951-14175
Fuel Shut-off Solenoid Valve Kit
C
n/a
Choke Return Spring
Z
D
n/a
Flat Steel Washer
AA
E
n/a
Choke Plate
F
n/a
Idle Jet Assembly
G
n/a
Idle Jet O-Ring
H
n/a
Sheetmetal Housing
CC
n/a
Fuel Drain Plug Gasket
I
n/a
Throttle Shaft
DD
n/a
Fuel Drain Plug
J
n/a
Throttle Plate
EE
n/a
Seat/Fuel Bowl Bolt
K
n/a
Screw M3×5
GG
n/a
Washer
L
n/a
Lock Washer
HH
n/a
Screw M5×12
M
n/a
Nylon/Plastic O-Ring
(Incl.130,136,138,AA,G,H,Z)
BB
951-14176
Fuel Bowl Kit
(Incl.130,136,138,BB,CC,DD,EE,Y,Z)
43
4P90JUB Muffler Assembly
191
191
191
193
191
194
48
190
161
161
159
160
158
Ref.
Description
48
710-04916
Bolt M6×14
158
712-04219
Nut M8
159
951-14468
Muffler Assembly
160
951-12271
Exhaust Pipe Gasket
161
951-12272
Muff Stud M8×47
161
44
Part Number
951-12196
Muffler Stud Assembly
190
951-12278
Wire Mesh Shield
191
710-05051
Bolt M6×12
193
951-12329
Spark Arrestor
194
710-05344
Spark Arrestor Screw
4P90JUB Starter Assembly
9
8
10
11
12
11
12
11
12
24
22
13
24
25
36
34
35
35 33
36
34
37
14
25
15
16
17
32 31
37
18
28
19
29
20
30
Ref.
Part Number
Description
21
30
Ref.
Part Number
Description
8
710-05306
Bolt M8×40
23
951-12528
Starter Housing Assembly
9
951-12207
Starter Assembly
24
951-12217
Screw
10
710-05307
Screw M5×25
25
736-04554
Lock Washer
951-12529
Brush Assembly
11
736-04554
Lock Washer 5
28
12
736-04556
Plain Washer 6
29
951-12219
Electrical Starter Back Cover
13
951-12208
Electrical Starter Front Cover
30
710-05308
Bolt M6×100
14
951-12211
Bearing
31
951-12324
Bolt M6×30 Assembly
15
951-12210
Pinion/Clutch Assembly
33
736-04555
Insulation Washer
16
951-12312
Gear
34
736-04556
Plain Washer 6
736-04477
Lock Washer 6
17
951-12209
Bearing
35
18
951-12212
Pinion Cover
36
712-04212
Nut M6
19
951-12214
Bearing 6001Zz
37
715-04120
Dowel Pin 10×14
21
951-12216
Bearing
45
4P90JUB Ignition & Electrical
40
41
42
43
38
38
38
44
39
45
46
Ref.
46
Part Number
Description
38
710-04931
Bolt M6×28
39
951-12220
Ignition Coil Assembly
40
712-04220
Flywheel Nut M16×1.5
41
951-12221
Plate
42
951-12222A
Cooling Fan
43
951-12223
Flywheel
44
951-12224
Coil Assy.,Charge
45
710-04940
Bolt M6×10
46
951-12279
Cowl
Notes
47
To order replacement parts or locate your nearest service dealer call a Customer Support at (800) 800-7310.
or visit www.mtdproducts.com to find the nearest authorized dealer in your area.
MTD LLC, P.O. BOX 361131 CLEVELAND, OHIO 44136-0019

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