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  MTD 478-SUB Engine Parts
MTD Engine Replacement For Model 478-SUB

MTD Engine Replacement Parts For Model 478-SUB

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Popular Parts for MTD 478-SUB

Questions & Answers for MTD 478-SUB

 Fig #
129
Carburetor Stud
 $8.64

Part Number:710-04963

In Stock

In Stock

Note: Furnish 951-11188, Cylinder Head Assembly
 $8.64
In Stock
 $8.64
130
Intake Gasket
Minimum Quantity of 2 Required
 $4.73

Part Number:951-11225

In Stock

In Stock

Note: Furnish 951-11210, Gasket Kit External
 $4.73
In Stock
 $4.73
131
Carburetor Insulat
 $8.35

Part Number:951-11222

In Stock

In Stock

Note: Furnish 951-11210, Gasket Kit External
 $8.35
In Stock
 $8.35
132
Carburetor Gasket
Minimum Quantity of 2 Required
 $5.30

Part Number:951-11223

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Furnish 951-11331, External Gasket Kit
 $5.30
Usually ships in 7 - 12 business days
 $5.30
133
Carburetor Asm-prmr Hy-1
 $114.56

Part Number:951-14024A

In Stock

In Stock

Note: (Incl. Ref No. 126-132, 136-149)
 $114.56
In Stock
 $114.56
134
Primer
 $15.95

Part Number:951-10639B

In Stock

In Stock

Note: Furnish 951-12011, Carburetor Assy
 $15.95
In Stock
 $15.95
135
Primer Bulb
 $11.23

Part Number:951-11824

In Stock

In Stock
 $11.23
In Stock
 $11.23
137
Heater Box
 $28.90

Part Number:951-11190

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $28.90
Usually ships in 7 - 12 business days
 $28.90
138
Choke Assembly
 $11.34

Part Number:951-11192

In Stock

In Stock
 $11.34
In Stock
 $11.34
139
Lock Washer
 $7.55

Part Number:736-04477

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $7.55
Usually ships in 7 - 12 business days
 $7.55
140
Nut
 $6.65

Part Number:712-05015

In Stock

In Stock

Note: Without a Numeric Call-Out in Image
 $6.65
In Stock
 $6.65
145
Carburetor Kit
 $67.99

Part Number:951-12762A

In Stock

In Stock

Note: (Incl. I,J,P,Q,R,S,T,U,V,X,Z) - Incl. I,J,P,Q,R,S,T,U,V,X,Z
 $67.99
In Stock
 $67.99
b
Lock Washer Obsolete - Not Available
 $3.99

Part Number:736-04638

Discontinued

Discontinued
 $3.99
Discontinued
c
Screw M3x5
 $5.07

Part Number:710-05469

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $5.07
Usually ships in 7 - 12 business days
 $5.07
m
Primer Hose
 $12.81

Part Number:751-11991A

In Stock

In Stock
 $12.81
In Stock
 $12.81
n
Hose Clamp
Minimum Quantity of 2 Required
 $4.10

Part Number:951-11906

In Stock

In Stock

Note: Furnish 951-12011, Carburetor Assy
 $4.10
In Stock
 $4.10
v
Fuel Bowl Gasket
 $6.85

Part Number:951-11970

In Stock

In Stock
 $6.85
In Stock
 $6.85
x
Fuel Bowl Gasket
Minimum Quantity of 2 Required
 $5.84

Part Number:951-11348A

In Stock

In Stock

Note: Furnish 951-11773, Carburetor Kit Major
 $5.84
In Stock
 $5.84
y
Fuel Bowl Mounting Bolt
Minimum Quantity of 2 Required
 $4.21

Part Number:710-04945

In Stock

In Stock

Note: Furnish 951-12011, Carburetor Assy
 $4.21
In Stock
 $4.21
z
Fuel Drain Plug Gasket
Minimum Quantity of 2 Required
 $4.21

Part Number:951-11349A

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Furnish 951-11773, Carburetor Kit Major
 $4.21
Usually ships in 7 - 12 business days
 $4.21
aa
Plug-fuel Drain
Minimum Quantity of 2 Required
 $4.21

Part Number:710-04938

In Stock

In Stock

Note: Furnish 951-12011, Carburetor Assy
 $4.21
In Stock
 $4.21
 Fig #
40
Connecting Rod Asm
 $74.95

Part Number:951-12066

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $74.95
Usually ships in 7 - 12 business days
 $74.95
41
Piston
 $36.52

Part Number:951-12043

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $36.52
Usually ships in 7 - 12 business days
 $36.52
42
Piston Pin Snap Ring
 $5.02

Part Number:951-11632

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Also Available in Kit Below
 $5.02
Usually ships in 7 - 12 business days
 $5.02
43
Piston Pin
 $7.58

Part Number:951-12044

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $7.58
Usually ships in 7 - 12 business days
 $7.58
44
Piston Ring Set
 $25.51

Part Number:951-12387

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $25.51
Usually ships in 7 - 12 business days
 $25.51
48
Governor Gear/shaft Asm
 $20.83

Part Number:951-12068

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $20.83
Usually ships in 7 - 12 business days
 $20.83
49
Bearing
 $38.98

Part Number:951-12069

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $38.98
Usually ships in 7 - 12 business days
 $38.98
50
Flat Washer 20 Od
 $6.15

Part Number:736-04453

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Furnish 951-11328, Shortblock Assembly
 $6.15
Usually ships in 7 - 12 business days
 $6.15
51
Governor Shaft Cli
 $7.55

Part Number:714-04077

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Furnish 951-11328, Shortblock Assembly
 $7.55
Usually ships in 7 - 12 business days
 $7.55
52
Governor Seal
 $4.10

Part Number:951-11958

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $4.10
Usually ships in 7 - 12 business days
 $4.10
53
Governor Arm Shaft
 $6.63

Part Number:951-12071

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $6.63
Usually ships in 7 - 12 business days
 $6.63
54
Crankshaft Kit
 $218.10

Part Number:951-11229

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Incl. 49,54,55,65,81) - Incl. 49,54,55,65,81
 $218.10
Usually ships in 7 - 12 business days
 $218.10
55
Flywheel Key
Minimum Quantity of 2 Required
 $3.99

Part Number:751P10307A

In Stock

In Stock

Note: Also Available in Kit Below
 $3.99
In Stock
 $3.99
56
Dowel Pin
 $7.03

Part Number:715-04102

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Furnish 951-11328, Shortblock Assembly
 $7.03
Usually ships in 7 - 12 business days
 $7.03
57
Dowel Pin 9 X 14
 $4.21

Part Number:715-04096A

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $4.21
Usually ships in 7 - 12 business days
 $4.21
58
Camshaft Assembly
 $97.97

Part Number:951-12072A

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $97.97
Usually ships in 7 - 12 business days
 $97.97
59
Crankcase Cover Gasket
 $14.03

Part Number:951-11374

In Stock

In Stock
 $14.03
In Stock
 $14.03
60
Washer
 $4.10

Part Number:736-04545

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $4.10
Usually ships in 7 - 12 business days
 $4.10
61
Oil Fill Plug Asse
 $7.75

Part Number:951-11283

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Also Available in Kit Below
 $7.75
Usually ships in 7 - 12 business days
 $7.75
62
O-ring 15.8 X 2.5
 $5.02

Part Number:951-11577

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Furnish 951-11246, Crankcase Cover Kit
 $5.02
Usually ships in 7 - 12 business days
 $5.02
64
Crankcase Cover
 $122.88

Part Number:951-12395

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $122.88
Usually ships in 7 - 12 business days
 $122.88
64
Crankcase Cover Ki
 $124.93

Part Number:951-11228

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Incl. 49,59,50,64-68) - Incl. 49,59,50,64-68
 $124.93
Usually ships in 7 - 12 business days
 $124.93
65
Oil Seal
 $15.59

Part Number:951-11372

In Stock

In Stock

Note: Furnish 951-11187, Short Block Assembly
 $15.59
In Stock
 $15.59
66
Bolt M838
 $6.53

Part Number:710-06061

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $6.53
Usually ships in 7 - 12 business days
 $6.53
67
Bolt M845
 $5.87

Part Number:710-06062

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $5.87
Usually ships in 7 - 12 business days
 $5.87
68
Bolt M835
 $6.28

Part Number:710-06063

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Furnish 951-11328, Shortblock Assembly
 $6.28
Usually ships in 7 - 12 business days
 $6.28
69
Flange Bolt M6 X 1
 $8.21

Part Number:710-04968

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Furnish 951-11187, Short Block Assembly
 $8.21
Usually ships in 7 - 12 business days
 $8.21
70
Oil Tube Support B
 $7.83

Part Number:951-11320

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $7.83
Usually ships in 7 - 12 business days
 $7.83
71
Bolt-m6 X 8
 $3.99

Part Number:710-05349

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $3.99
Usually ships in 7 - 12 business days
 $3.99
73
O-ring Dipstick
Minimum Quantity of 2 Required
 $5.26

Part Number:951-11904

In Stock

In Stock

Note: Furnish 951-11912, Dipstick Assy
 $5.26
In Stock
 $5.26
74
Oil Fill Tube Asse
 $11.73

Part Number:951-12073

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $11.73
Usually ships in 7 - 12 business days
 $11.73
75
Oil Fill Tube O-ring
 $4.99

Part Number:951-11381

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $4.99
Usually ships in 7 - 12 business days
 $4.99
76
Dipstick Assembly
 $39.12

Part Number:951-11971A

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $39.12
Usually ships in 7 - 12 business days
 $39.12
77
Crankcase Kit
 $344.91

Part Number:951-11230

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Incl. 49,52,77,81) - Incl. 49,52,77,81
 $344.91
Usually ships in 7 - 12 business days
 $344.91
77
Short Block Assemb
 $896.29

Part Number:951-11187

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Incl. 40-44,48-68,77-81,103,106,107,109,111,124,130-132) - Incl. 40-44,48-68,77-81,103,106,107,109,111,124,130-132
 $896.29
Usually ships in 7 - 12 business days
 $896.29
78
Oil Drain Pipe
 $11.34

Part Number:951-11350

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Also Available in Kit Below
 $11.34
Usually ships in 7 - 12 business days
 $11.34
79
Oil Drain Plug Washer
 $6.92

Part Number:736-04440A

In Stock

In Stock

Note: Also Available in Kit Below
 $6.92
In Stock
 $6.92
80
Bolt - Drain Plug
 $8.34

Part Number:710-04906

In Stock

In Stock

Note: Also Available in Kit Below
 $8.34
In Stock
 $8.34
81
Oil Seal
 $14.38

Part Number:951-11498

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $14.38
Usually ships in 7 - 12 business days
 $14.38
142
Gasket Kit-
 $73.31

Part Number:951-11209

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Incl. 52,59,65,79,81,107,109,124,130-132) - Incl. 52,59,65,79,81,107,109,124,130-132
 $73.31
Usually ships in 7 - 12 business days
 $73.31
143
Gasket Kit-
 $32.54

Part Number:951-11210

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Incl. 79,109,124,130-132) - Incl. 79,109,124,130-132
 $32.54
Usually ships in 7 - 12 business days
 $32.54
144
Engine Complete
 $1,391.21

Part Number:952Z678-SUA

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $1,391.21
Usually ships in 7 - 12 business days
 $1,391.21
 Fig #
101
Valve Kit
 $51.52

Part Number:951-11198

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $51.52
Usually ships in 7 - 12 business days
 $51.52
103
Tappet Obsolete - Not Available
 $6.78

Part Number:951-11962

Discontinued

Discontinued
 $6.78
Discontinued
104
Push Rod Kit
 $14.05

Part Number:951-11199

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $14.05
Usually ships in 7 - 12 business days
 $14.05
105
Cylinder Head Kit
 $40.13

Part Number:951-11226

In Stock

In Stock

Note: (Incl.107,111,112,125) - Incl.107,111,112,125
 $40.13
In Stock
 $40.13
105
Cylinder Head Asse
 $342.97

Part Number:951-11188

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Incl.101,102,105,107,109-122,124,129-132) - Incl.101,102,105,107,109-122,124,129-132
 $342.97
Usually ships in 7 - 12 business days
 $342.97
106
Dowel Pin 12 X 20
 $7.60

Part Number:715-04097

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Furnish 951-11328, Shortblock Assembly
 $7.60
Usually ships in 7 - 12 business days
 $7.60
107
Cylinder Head Gask
 $13.10

Part Number:951-12076

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $13.10
Usually ships in 7 - 12 business days
 $13.10
108
Spark Plug
 $7.31

Part Number:951-10292A

In Stock

In Stock
 $7.31
In Stock
 $7.31
109
Exhaust Pipe Gasket
Minimum Quantity of 2 Required
 $5.99

Part Number:951-11212A

In Stock

In Stock

Note: Furnish 951-11331, External Gasket Kit
 $5.99
In Stock
 $5.99
110
Exhaust Studs (751
 $6.31

Part Number:710-04964

In Stock

In Stock

Note: Furnish 951-11329, Cylinder Head Assembly
 $6.31
In Stock
 $6.31
110
Muffler Stud Assem
 $8.87

Part Number:951-11207

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Incl. Ref. No. 115)
 $8.87
Usually ships in 7 - 12 business days
 $8.87
111
Screw M4 X 55
 $8.21

Part Number:710-04965

In Stock

In Stock

Note: Furnish 951-11226, Cylinder Head Kit
 $8.21
In Stock
 $8.21
112
Intake Valve Seal
 $14.19

Part Number:951-11964A

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $14.19
Usually ships in 7 - 12 business days
 $14.19
113
Valve Spring Retai
 $4.02

Part Number:951-12077A

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $4.02
Usually ships in 7 - 12 business days
 $4.02
114
Valve Spring
 $4.97

Part Number:951-12078

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $4.97
Usually ships in 7 - 12 business days
 $4.97
115
Ex Valve Spring Re
Minimum Quantity of 2 Required
 $5.14

Part Number:951-12080

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $5.14
Usually ships in 7 - 12 business days
 $5.14
116
Exhaust Valve Adju
 $7.81

Part Number:951-12269

In Stock

In Stock
 $7.81
In Stock
 $7.81
118
Rocker Arm Assembly
 $50.05

Part Number:951-11981A

In Stock

In Stock
 $50.05
In Stock
 $50.05
119
Rocker Stud Bolt
 $6.35

Part Number:710-04962

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Furnish 951-11329, Cylinder Head Assembly
 $6.35
Usually ships in 7 - 12 business days
 $6.35
120
Rocker Arm
 $10.41

Part Number:951-11966

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $10.41
Usually ships in 7 - 12 business days
 $10.41
121
Valve Adjusting Nut
 $10.48

Part Number:751-11123

In Stock

In Stock

Note: Also Available in Kit Below
 $10.48
In Stock
 $10.48
122
Nut - Pivot Lockin
 $11.64

Part Number:751-11124

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Also Available in Kit Below
 $11.64
Usually ships in 7 - 12 business days
 $11.64
123
Bolt-m6 X 16 Valve
 $6.20

Part Number:710-05054

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $6.20
Usually ships in 7 - 12 business days
 $6.20
124
Valve Cover Gasket
 $16.52

Part Number:951-11967

In Stock

In Stock
 $16.52
In Stock
 $16.52
125
Valve Cover
 $35.78

Part Number:951-11220

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Furnish 951-11333, Valve Cover Kit
 $35.78
Usually ships in 7 - 12 business days
 $35.78
126a
Hose-breather
 $6.35

Part Number:731-07059

In Stock

In Stock
 $6.35
In Stock
 $6.35
126b
Hose Clamp
Minimum Quantity of 2 Required
 $5.43

Part Number:726-04101

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $5.43
Usually ships in 7 - 12 business days
 $5.43
127
Cylinder Baffle
 $26.28

Part Number:951-11180

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $26.28
Usually ships in 7 - 12 business days
 $26.28
128
Bolt - M6 X 12 Zin
Minimum Quantity of 2 Required
 $4.40

Part Number:710-04915

In Stock

In Stock
 $4.40
In Stock
 $4.40
141
Valve Cover Kit
 $43.58

Part Number:951-11333

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $43.58
Usually ships in 7 - 12 business days
 $43.58
142
Gasket Kit-
 $73.31

Part Number:951-11209

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Incl. 52,59,65,79,81,107,109,124,130-132) - Incl. 52,59,65,79,81,107,109,124,130-132
 $73.31
Usually ships in 7 - 12 business days
 $73.31
143
Gasket Kit-
 $32.54

Part Number:951-11210

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Incl. 79,109,124,130-132) - Incl. 79,109,124,130-132
 $32.54
Usually ships in 7 - 12 business days
 $32.54
144
Engine Complete
 $1,391.21

Part Number:952Z678-SUA

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $1,391.21
Usually ships in 7 - 12 business days
 $1,391.21
 Fig #
16
Fuel Cap
 $23.97

Part Number:951-12533

In Stock

In Stock
 $23.97
In Stock
 $23.97
17
Fuel Level Indicat
 $11.98

Part Number:951-11933

In Stock

In Stock
 $11.98
In Stock
 $11.98
18
Flange Bolt M8 X 2
 $6.46

Part Number:710-04970

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $6.46
Usually ships in 7 - 12 business days
 $6.46
19
Bushing
 $4.21

Part Number:750-05312

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $4.21
Usually ships in 7 - 12 business days
 $4.21
20
Bushing
 $4.07

Part Number:750-05313

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $4.07
Usually ships in 7 - 12 business days
 $4.07
21
Fuel Tank
 $146.25

Part Number:951-11201

In Stock

In Stock
 $146.25
In Stock
 $146.25
22
Fuel Tank Shroud
 $23.97

Part Number:951-11184

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $23.97
Usually ships in 7 - 12 business days
 $23.97
23
Fuel Tank Mounting
 $46.02

Part Number:951-11183

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $46.02
Usually ships in 7 - 12 business days
 $46.02
24
Engine Cover
 $25.67

Part Number:951-12385

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $25.67
Usually ships in 7 - 12 business days
 $25.67
25
Flange Bolt M6 X 1
 $8.21

Part Number:710-04968

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Furnish 951-11187, Short Block Assembly
 $8.21
Usually ships in 7 - 12 business days
 $8.21
26
Insert-bushing
 $6.53

Part Number:736-04452

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $6.53
Usually ships in 7 - 12 business days
 $6.53
27
Fuel Line Kit
 $41.79

Part Number:951-11200

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $41.79
Usually ships in 7 - 12 business days
 $41.79
28
Hose Clamp-carb
Minimum Quantity of 2 Required
 $4.15

Part Number:951-11700A

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $4.15
Usually ships in 7 - 12 business days
 $4.15
29
Flange Bolt
 $5.47

Part Number:710-04921

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $5.47
Usually ships in 7 - 12 business days
 $5.47
30
Fuel Tank Mounting
 $40.82

Part Number:951-11182

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $40.82
Usually ships in 7 - 12 business days
 $40.82
32
Nut
 $6.65

Part Number:712-05015

In Stock

In Stock

Note: Without a Numeric Call-Out in Image
 $6.65
In Stock
 $6.65
33
Bolt - M6 X 21 Gov
 $8.03

Part Number:710-04908

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $8.03
Usually ships in 7 - 12 business days
 $8.03
34
Arm Asm-gov:178
 $24.14

Part Number:951-14200

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $24.14
Usually ships in 7 - 12 business days
 $24.14
35
Governor Spring
 $5.34

Part Number:951-11202

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $5.34
Usually ships in 7 - 12 business days
 $5.34
36
Throttle Return Spring
 $3.99

Part Number:951-11203

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $3.99
Usually ships in 7 - 12 business days
 $3.99
37
Governor Rod
 $3.99

Part Number:951-11204

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $3.99
Usually ships in 7 - 12 business days
 $3.99
38
Throttle Control A
 $46.06

Part Number:951-11213

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $46.06
Usually ships in 7 - 12 business days
 $46.06
39
Bolt - M6 X 12 Zin
Minimum Quantity of 2 Required
 $4.40

Part Number:710-04915

In Stock

In Stock
 $4.40
In Stock
 $4.40
 Fig #
1
Bolt - M6 X 12 Zin
Minimum Quantity of 2 Required
 $4.40

Part Number:710-04915

In Stock

In Stock
 $4.40
In Stock
 $4.40
2
Muffler Shield
 $68.86

Part Number:951-11194

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $68.86
Usually ships in 7 - 12 business days
 $68.86
3
Bolt - M6 X 12 Zin
Minimum Quantity of 2 Required
 $4.40

Part Number:710-04915

In Stock

In Stock
 $4.40
In Stock
 $4.40
4
Throttle Control K
 $9.81

Part Number:951-11224

In Stock

In Stock
 $9.81
In Stock
 $9.81
5
Panel-control
 $55.14

Part Number:951-11594

In Stock

In Stock
 $55.14
In Stock
 $55.14
7
Key-ignition Switc
 $7.00

Part Number:951-10630

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Not Shown)
 $7.00
Usually ships in 7 - 12 business days
 $7.00
8
Switch-ignition
 $15.30

Part Number:951-10637

In Stock

In Stock

Note: (Not Shown)
 $15.30
In Stock
 $15.30
9
Choke Knob
 $8.45

Part Number:951-11302

In Stock

In Stock
 $8.45
In Stock
 $8.45
10
Flange Bolt
Minimum Quantity of 2 Required
 $5.28

Part Number:710-04914

In Stock

In Stock
 $5.28
In Stock
 $5.28
11
Muffler Baffle
 $38.64

Part Number:951-11181

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $38.64
Usually ships in 7 - 12 business days
 $38.64
12
Carburetor Heat Sh
 $29.56

Part Number:951-11227

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $29.56
Usually ships in 7 - 12 business days
 $29.56
13
Flange Bolt M6 X 1
 $8.21

Part Number:710-04968

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Furnish 951-11187, Short Block Assembly
 $8.21
Usually ships in 7 - 12 business days
 $8.21
14
Muffler Asm W/mnf
 $131.89

Part Number:951-11195

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $131.89
Usually ships in 7 - 12 business days
 $131.89
15
Nut
 $6.65

Part Number:712-05015

In Stock

In Stock

Note: Without a Numeric Call-Out in Image
 $6.65
In Stock
 $6.65
 Fig #
45
Screw M4 X 55
 $8.21

Part Number:710-04965

In Stock

In Stock

Note: Furnish 951-11226, Cylinder Head Kit
 $8.21
In Stock
 $8.21
46
Electric Starter
 $412.38

Part Number:951-11196

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $412.38
Usually ships in 7 - 12 business days
 $412.38
47
Flange Bolt M8 X 5
 $6.44

Part Number:710-04967

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $6.44
Usually ships in 7 - 12 business days
 $6.44
82
Ignition Coil Assemb
 $104.98

Part Number:951-11197A

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $104.98
Usually ships in 7 - 12 business days
 $104.98
83
Ignition Coil Bolt
 $4.07

Part Number:710-05350

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $4.07
Usually ships in 7 - 12 business days
 $4.07
85
Alternator Assembly
 $89.48

Part Number:951-12553

In Stock

In Stock
 $89.48
In Stock
 $89.48
86
Bolt-m6 X 30
Minimum Quantity of 2 Required
 $5.22

Part Number:710-04969

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $5.22
Usually ships in 7 - 12 business days
 $5.22
87
Flange Bolt M6 X 8
 $7.55

Part Number:710-04966

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $7.55
Usually ships in 7 - 12 business days
 $7.55
88
Alternator Wire Cl
 $5.12

Part Number:951-11186

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $5.12
Usually ships in 7 - 12 business days
 $5.12
89
Flywheel
 $220.54

Part Number:951-12090

In Stock

In Stock
 $220.54
In Stock
 $220.54
90
Cooling Fan
 $57.38

Part Number:951-11217

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $57.38
Usually ships in 7 - 12 business days
 $57.38
91
Starter Cup
 $17.18

Part Number:951-11218

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $17.18
Usually ships in 7 - 12 business days
 $17.18
92
Nut-m16-1.5
 $6.44

Part Number:712-04220

In Stock

In Stock
 $6.44
In Stock
 $6.44
93
Flange Bolt M6 X 1
 $8.21

Part Number:710-04968

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Furnish 951-11187, Short Block Assembly
 $8.21
Usually ships in 7 - 12 business days
 $8.21
94
Bolt - M6 X 12 Zin
Minimum Quantity of 2 Required
 $4.40

Part Number:710-04915

In Stock

In Stock
 $4.40
In Stock
 $4.40
96
Blower Housing
 $93.33

Part Number:951-11379

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $93.33
Usually ships in 7 - 12 business days
 $93.33
97
Recoil Starter Asm
 $103.23

Part Number:951-11208

In Stock

In Stock
 $103.23
In Stock
 $103.23
98
Washer-flat
 $6.84

Part Number:736-04455B

In Stock

In Stock
 $6.84
In Stock
 $6.84
99
Flange Bolt M6 X 1
 $8.64

Part Number:710-04974

In Stock

In Stock
 $8.64
In Stock
 $8.64
800
Plug Kit-mtr 120v
 $92.41

Part Number:951-05104

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $92.41
Usually ships in 7 - 12 business days
 $92.41
 Fig #
Engine Parts

Repair Guides for MTD Engine 478-SUB

Quick Fix: How to Clean a Spark Arrestor Screen on a Small 2-Cycle Engine

This repair video will instruct you how to repair a dirty or damaged spark arrestor on your small engine.

How to Test a Small Engine for Spark

If your small engine isn't starting, you'll need to diagnose many issues including the spark plug. This video walks you through the steps of how to test for a spark using a spark tester.

Quick Fix: How to Replace the Spark Plug in a Small Engine

This video will help you replace the spark plug on a small engine which will help get your gas powered equipment up and running again.

How to Replace the Fuel Filters in Your Outdoor Power Equipment

This video will help you troubleshoot your fuel-line replacement repairs.

Questions & Answers for MTD 478-SUB

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