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Troy-Bilt 4P90HUD 420cc OHV Engine

Model: 4P90HUD 420cc Engine

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product name

4P90HUD General Assembly

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1
Bolt, M6x22 MTD-710-05316

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2
Valve Cover MTD-951-12266

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3
Gasket, Valve Cover MTD-951-12267

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4
ROCKER ARM ASSEMBLY MTD-951-11981A

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5
Rocker Arm Base MTD-951-12268

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6
Exhaust Valve Adjuster MTD-951-12269

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7
Valve Spring Seat MTD-951-12080

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8
Valve Spring MTD-951-12078

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9
INTAKE VALVE SEAL MTD-951-11964A

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10
VALVE SPRING RETAINER MTD-951-12077A

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11
Exhaust Valve MTD-951-14224

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12
Intake Vavle MTD-951-14225

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13
Bolt, M10x1.25x65 MTD-710-05318

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14
Bolt, M10x1.25x85 MTD-710-05317

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15
Spark Arrester MTD-951-12316

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16
Self-tappling Screw, ST5x8 MTD-710-05341

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17
Gasket, Muffler MTD-951-12271

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18
Stud, M8x47 MTD-951-14459

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19
SPARK PLUG (F6RTC/RN11YC/BPR6ES) MTD-951-10292A

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20
Cylinder Head MTD-951-14706

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21
Stud, M6-8x140 MTD-951-12264

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22
Gasket, Carburetor Insulator MTD-951-12263

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23
Insulator MTD-951-12262

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24
Gasket, Carburetor MTD-951-12261

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25
Carburetor MTD-951-05149

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26
Gasket, Intake Manifold MTD-951-12258A

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27
Intake Manifold MTD-951-15440

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28

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29
Bolt, M5x10 MTD-710-06290

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30

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31
Ring,Air Filter MTD-951-15444

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32
Air Filter Assembly MTD-937-05122

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32
Genuine Factory Parts AIR FILTER Retail Packaged Part MTD-490-200-M068

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33
Butterfly Nut MTD-951-15443

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34
Air Filter Cover MTD-931-05081A

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35
CARBURETOR HOSE CLAMP MTD-951-11700A


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37
Fuel Hose, 6.3x12.5x290 MTD-935-05087

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38
FUEL LINE SUPPORT CLAMP MTD-723-04071A

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39
Gasket, Cylinder Head MTD-951-12273

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40
Pin, 12x16 MTD-715-04122

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41

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42

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43
Piston Ring Set MTD-951-05156

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44

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45
PISTON PIN MTD-951-11954A

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46
PISTON PIN SNAP RING MTD-951-11953A

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47
Connecting Rod Assembly MTD-951-12277

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48
Self-tappling Screw, ST5.5x25 MTD-710-05303

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49

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50
ACORN NUT M6-1 MTD-712-04276A

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51


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53

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54
Nut, M16x1.5 MTD-712-05169

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55
Cooling Fan Plate MTD-951-12221

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56
Cooling Fan MTD-951-12222B

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57
Bolt, M6x16 MTD-710-04968

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58

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59
Bolt, M6x28 MTD-710-04943

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60
Charging Coil MTD-951-12224

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61
FLEXIBLE CLAMP MTD-951-11622A

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62
Ignition Module MTD-951-12220

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63
Bolt, M6x10 MTD-710-04914

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64

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65

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66
Bolt, M6x14 MTD-710-04916

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67
Breather Cover MTD-951-12770A

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68
Gasket, Breather Cover MTD-951-12226

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69
Breather Valve MTD-951-12685

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70
Breather Filter Screen MTD-951-12227

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71
Second Air Valve Seat MTD-951-12686

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72
Bolt, M8x40 MTD-710-05306

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73
STARTER ASSEMBLY MTD-751P12207A

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74
Pin, 10x14 MTD-715-04120

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75
Crankcase MTD-919-05022A

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76
Breather Hose MTD-951-12235

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77
Bush, 6.5x15x20 MTD-750-05530

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78
Governor Gear Bracket Assembly MTD-951-15513

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79
Bolt, M6x38 MTD-710-05310

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80
Bolt, M6x18 MTD-710-05003

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81
Governor Spring MTD-932-05187

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82
Idle Spring MTD-951-12231

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83
Choke Lever MTD-951-12228

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84
Throttle Linkage MTD-951-12230

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85
Governor Gear Shaft MTD-947-06356

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86
Washer, 6x1x12 MTD-736-04558

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87

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88
Cotter Pin MTD-714-04078

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89
Governor Lever MTD-951-12232

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90
Gasket, Crankcase MTD-951-12237

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91
Crankshaft MTD-951-12238

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92
WOODRUFF KEY MTD-751P10307A

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93
Washer, 35.4x2x54 MTD-736-04557

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94
Pin, 8x14 MTD-715-04121

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95
Bolt, M6x35 MTD-710-05198

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96
Dipstick Assembly MTD-951-12239

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97
O-Ring, 21.9x2.62 MTD-951-12317

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98
O-Ring, 21.2x2.8 MTD-951-12363

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99
ENGINE PLUG 3/8 NPT MTD-951-11644

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100
Regulator MTD-951-12242

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101
Crankcase Cover MTD-919-05090

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102
Bolt, M8x54 MTD-710-04982

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103

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104
Bearing, 6202 MTD-951-15463

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105
Balance Shaft MTD-751-12246

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106
Washer, 15.4x1x25 MTD-736-04559

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107

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108
Washer, 16.4x1x24 MTD-736-04561

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110

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111
Ball S6.35 MTD-951-12243

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112
Governor Gear MTD-951-11956

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113
O-Ring, 10x2.65 MTD-951-12247

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114
Screw, M6x30 Incl. with Ref 115 MTD-NA

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115

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116
Breather Filter Screen MTD-951-12249

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117
Breather Spring MTD-951-12250

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118
O-Ring, 35.5x2.65 MTD-951-12251

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119
Breather Cover MTD-951-12252

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120
Washer, 8.3x1.5x17 MTD-736-04560

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121
Bolt, M8x15 MTD-710-05313

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122
Connection Pipe MTD-951-12253

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123
Oil Filter MTD-951-12690

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123
Cub Cadet OIL FILTER Retail Packaged Part MTD-490-201-C010

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123
Troy-Bilt OIL FILTER Retail Packaged Part MTD-490-201-Y010

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a
Choke Shaft MTD-NA

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b
Gasket MTD-NA

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c
Choke Spring MTD-NA

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d
Washer MTD-NA

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e
Choke Plate MTD-NA

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f
Idle Jet MTD-NA

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g
O-Ring, 4x1.8G MTD-NA

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h
Throttle Shaft Sleeve MTD-NA

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i
Throttle Shaft MTD-NA

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j
Throttle Plate MTD-NA

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k
Screw, M3x5 MTD-NA

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l
LOCK WASHER MTD-736-04638A

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m
Gasket, Throttle Shaft MTD-NA

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n
Gasket MTD-NA

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o
SPEED IDLE SCREW MTD-710P06038A

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p
Idle Jet Rivet MTD-NA

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q
Carburetor Body MTD-NA

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r
FUEL NIPPLE MTD-737P05014

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s
HINGE FLOAT PIN MTD-711-06036

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t
Nozzle Tube MTD-NA

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u
NEEDLE VALVE MTD-751P14036A

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v
Main Jet MTD-NA

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w
NEEDLE VALVE SPRING MTD-732P05251A

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x
CARBURETOR FLOAT MTD-731P09131

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y
FUEL BOWL O-RING MTD-951-12304


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aa
FLOAT BOWL MTD-619P05093

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bb
Solenoid Valve MTD-951-14676

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cc
O-Ring, Solenoid Valve Seat MTD-NA

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dd
FUEL DRAIN PLUG GASKET MTD-951-11349A

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ee
FUEL DRAIN PLUG MTD-710-04938

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ff
O-Ring, Solenoid Valve Seat MTD-951-12772

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gg
SEAT/FUEL BOWL BOLT O-RING MTD-951-12772

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xx
Complete Engine MTD-952Z4P90HUD
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