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  MTD 478-SU (2010 and After) Engine Parts
MTD Engine Replacement For Model 478-SU (2010 and After)

MTD Engine Replacement Parts For Model 478-SU (2010 and After)

We Sell Only Genuine MTD Parts

Questions & Answers for MTD 478-SU (2010 and After)

 Fig #
132
Carburetor Asm-prmr Hy-1
 $108.70

Part Number:951-14024A

In Stock

In Stock

Note: (Incl. Ref No. 126-132, 136-149)
 $108.70
In Stock
 $108.70
133
Primer
 $15.14

Part Number:951-10639B

In Stock

In Stock

Note: Furnish 951-12011, Carburetor Assy
 $15.14
In Stock
 $15.14
134
Primer Bulb
 $10.66

Part Number:951-11824

In Stock

In Stock
 $10.66
In Stock
 $10.66
136
Heater Box
 $22.41

Part Number:951-11190

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $22.41
Usually ships in 7 - 12 business days
 $22.41
137
Choke Assembly
 $8.80

Part Number:951-11192

In Stock

In Stock
 $8.80
In Stock
 $8.80
138
Lock Washer
 $5.85

Part Number:736-04477

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $5.85
Usually ships in 7 - 12 business days
 $5.85
139
Nut
 $6.31

Part Number:712-05015

In Stock

In Stock

Note: Without a Numeric Call-Out in Image
 $6.31
In Stock
 $6.31
k
Primer Hose
 $6.25

Part Number:751-12082

In Stock

In Stock
 $6.25
In Stock
 $6.25
t
Fuel Bowl Gasket
 $6.50

Part Number:951-11970

In Stock

In Stock
 $6.50
In Stock
 $6.50
v
Fuel Bowl Gasket
 $5.54

Part Number:951-11348A

In Stock

In Stock

Note: Furnish 951-11773, Carburetor Kit Major
 $5.54
In Stock
 $5.54
w
Fuel Bowl Mounting Bolt
 $3.99

Part Number:710-04945

In Stock

In Stock

Note: Furnish 951-12011, Carburetor Assy
 $3.99
In Stock
 $3.99
x
Fuel Drain Plug Gasket
 $3.99

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
 $3.99
Usually ships in 7 - 12 business days
 $3.99
y
Plug-fuel Drain
 $3.99

Part Number:710-04938

In Stock

In Stock

Note: Furnish 951-12011, Carburetor Assy
 $3.99
In Stock
 $3.99
800
Carburetor Kit
 $52.22

Part Number:951-12762A

In Stock

In Stock

Note: (Incl. I,J,P,Q,R,S,T,U,V,X,Z) - Incl. Ref No. G,N,O,P,Q,R,S,T,V And X
 $52.22
In Stock
 $52.22
 Fig #
41
Connecting Rod Asm
 $71.81

Part Number:951-12066

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $71.81
Usually ships in 7 - 12 business days
 $71.81
42
Piston
 $34.99

Part Number:951-12043

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $34.99
Usually ships in 7 - 12 business days
 $34.99
43
Piston Pin Snap Ring
 $3.99

Part Number:951-11632

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Also Available in Kit Below
 $3.99
Usually ships in 7 - 12 business days
 $3.99
44
Piston Pin
 $7.27

Part Number:951-12044

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $7.27
Usually ships in 7 - 12 business days
 $7.27
45
Piston Ring Kit
 $17.96

Part Number:951-12067

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $17.96
Usually ships in 7 - 12 business days
 $17.96
49
Governor Gear/shaft Asm
 $19.96

Part Number:951-12068

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $19.96
Usually ships in 7 - 12 business days
 $19.96
50
Bearing
 $37.34

Part Number:951-12069

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $37.34
Usually ships in 7 - 12 business days
 $37.34
51
Flat Washer 20 Od
 $5.90

Part Number:736-04453

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Furnish 951-11328, Shortblock Assembly
 $5.90
Usually ships in 7 - 12 business days
 $5.90
52
Governor Shaft Cli
 $5.85

Part Number:714-04077

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Furnish 951-11328, Shortblock Assembly
 $5.85
Usually ships in 7 - 12 business days
 $5.85
53
Governor Seal
 $3.99

Part Number:951-11958

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
54
Governor Arm Shaft
 $6.36

Part Number:951-12071

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $6.36
Usually ships in 7 - 12 business days
 $6.36
55
Crankshaft Kit
 $208.98

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. Ref No. 50,55,56,65 And 81
 $208.98
Usually ships in 7 - 12 business days
 $208.98
56
Flywheel Key
 $3.99

Part Number:751P10307A

In Stock

In Stock

Note: Also Available in Kit Below
 $3.99
In Stock
 $3.99
57
Dowel Pin
 $5.45

Part Number:715-04102

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Furnish 951-11328, Shortblock Assembly
 $5.45
Usually ships in 7 - 12 business days
 $5.45
58
Dowel Pin 9 X 14
 $3.99

Part Number:715-04096A

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
59
Camshaft Assembly
 $93.86

Part Number:951-12072A

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $93.86
Usually ships in 7 - 12 business days
 $93.86
60
Crankcase Cover Gasket
 $14.03

Part Number:951-11374

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $14.03
Usually ships in 7 - 12 business days
 $14.03
61
Washer
 $3.99

Part Number:736-04545

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
62
O-ring 15.8 X 2.5
 $3.99

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
 $3.99
Usually ships in 7 - 12 business days
 $3.99
63
Oil Fill Plug Asse
 $6.68

Part Number:951-11283

In Stock

In Stock

Note: Also Available in Kit Below
 $6.68
In Stock
 $6.68
64
Crankcase Cover Ki
 $119.70

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. Ref No. 50,60,61,64-67
 $119.70
Usually ships in 7 - 12 business days
 $119.70
65
Oil Seal
 $14.95

Part Number:951-11372

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Furnish 951-11187, Short Block Assembly
 $14.95
Usually ships in 7 - 12 business days
 $14.95
66
Bolt M838
 $6.26

Part Number:710-06061

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $6.26
Usually ships in 7 - 12 business days
 $6.26
67
Bolt M845
 $5.62

Part Number:710-06062

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $5.62
Usually ships in 7 - 12 business days
 $5.62
68
Bolt M835
 $6.02

Part Number:710-06063

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Furnish 951-11328, Shortblock Assembly
 $6.02
Usually ships in 7 - 12 business days
 $6.02
69
Flange Bolt M6 X 1
 $6.37

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
 $6.37
Usually ships in 7 - 12 business days
 $6.37
70
Oil Tube Support B
 $7.50

Part Number:951-11320

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $7.50
Usually ships in 7 - 12 business days
 $7.50
71
Flange Bolt M6 X 8
 $5.85

Part Number:710-04966

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $5.85
Usually ships in 7 - 12 business days
 $5.85
73
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
74
Oil Fill Tube Asse
 $11.25

Part Number:951-12073

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $11.25
Usually ships in 7 - 12 business days
 $11.25
75
O-ring Dipstick
 $3.99

Part Number:951-11904

In Stock

In Stock

Note: Furnish 951-11912, Dipstick Assy
 $3.99
In Stock
 $3.99
76
Dipstick Assembly
 $30.33

Part Number:951-11971A

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $30.33
Usually ships in 7 - 12 business days
 $30.33
77
Crankcase Kit
 $320.84

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. Ref No. 50,53,77 And 81
 $320.84
Usually ships in 7 - 12 business days
 $320.84
78
Oil Drain Pipe
 $8.80

Part Number:951-11350

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Also Available in Kit Below
 $8.80
Usually ships in 7 - 12 business days
 $8.80
79
Oil Drain Plug Washer
 $6.57

Part Number:736-04440A

In Stock

In Stock

Note: Also Available in Kit Below
 $6.57
In Stock
 $6.57
80
Bolt - Drain Plug
 $6.41

Part Number:710-04906

In Stock

In Stock

Note: Also Available in Kit Below
 $6.41
In Stock
 $6.41
81
Oil Seal
 $13.78

Part Number:951-11498

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $13.78
Usually ships in 7 - 12 business days
 $13.78
126
Cylinder Baffle
 $25.18

Part Number:951-11180

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $25.18
Usually ships in 7 - 12 business days
 $25.18
127
Bolt - M6 X 12 Zin
 $4.99

Part Number:710-04915

In Stock

In Stock
 $4.99
In Stock
 $4.99
144
Oil Fill Plug Asse
 $6.68

Part Number:951-11283

In Stock

In Stock

Note: Also Available in Kit Below
 $6.68
In Stock
 $6.68
145
Oil Drain Asm
 $12.41

Part Number:951-10641

In Stock

In Stock

Note: (Incl.97-99)
 $12.41
In Stock
 $12.41
800
Short Block Assemb
 $833.75

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. Ref No. 41-45,49-68,77-81,102,105,106,108,110,123,129 And 130
 $833.75
Usually ships in 7 - 12 business days
 $833.75
801
Crankcase Kit
 $320.84

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. Ref No. 50,53,77 And 81
 $320.84
Usually ships in 7 - 12 business days
 $320.84
802
Crankshaft Kit
 $208.98

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. Ref No. 50,55,56,65 And 81
 $208.98
Usually ships in 7 - 12 business days
 $208.98
803
Crankcase Cover Ki
 $119.70

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. Ref No. 50,60,61,64-67
 $119.70
Usually ships in 7 - 12 business days
 $119.70
804
Engine Complete
 $1,294.15

Part Number:952Z678-SUA

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $1,294.15
Usually ships in 7 - 12 business days
 $1,294.15
 Fig #
100
Valve Kit
 $49.37

Part Number:951-11198

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $49.37
Usually ships in 7 - 12 business days
 $49.37
101
Valve Kit
 $49.37

Part Number:951-11198

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $49.37
Usually ships in 7 - 12 business days
 $49.37
102
Tappet
 $7.87

Part Number:951-11962

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $7.87
Usually ships in 7 - 12 business days
 $7.87
103
Push Rod Kit
 $13.47

Part Number:951-11199

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $13.47
Usually ships in 7 - 12 business days
 $13.47
104
Cylinder Head Asse
 $319.04

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)
 $319.04
Usually ships in 7 - 12 business days
 $319.04
105
Dowel Pin 12 X 20
 $5.90

Part Number:715-04097

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Furnish 951-11328, Shortblock Assembly
 $5.90
Usually ships in 7 - 12 business days
 $5.90
106
Cylinder Head Gask
 $12.56

Part Number:951-12076

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $12.56
Usually ships in 7 - 12 business days
 $12.56
107
Spark Plug
 $7.46

Part Number:951-10292A

In Stock

In Stock
 $7.46
In Stock
 $7.46
108
Exhaust Pipe Gasket
 $5.30

Part Number:951-11212A

In Stock

In Stock

Note: Furnish 951-11331, External Gasket Kit
 $5.30
In Stock
 $5.30
109
Exhaust Studs (751
 $6.05

Part Number:710-04964

In Stock

In Stock

Note: Furnish 951-11329, Cylinder Head Assembly
 $6.05
In Stock
 $6.05
109
Muffler Stud Assem
 $8.49

Part Number:951-11207

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Incl. Ref. No. 115)
 $8.49
Usually ships in 7 - 12 business days
 $8.49
110
Screw M4 X 55
 $6.37

Part Number:710-04965

In Stock

In Stock

Note: Furnish 951-11226, Cylinder Head Kit
 $6.37
In Stock
 $6.37
111
Intake Valve Seal
 $10.99

Part Number:951-11964A

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $10.99
Usually ships in 7 - 12 business days
 $10.99
112
Valve Spring Retai
 $3.99

Part Number:951-12077A

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
113
Valve Spring
 $3.99

Part Number:951-12078

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
114
Ex Valve Spring Re
 $3.99

Part Number:951-12080

In Stock

In Stock
 $3.99
In Stock
 $3.99
115
Exhaust Valve Adju
 $6.05

Part Number:951-12269

In Stock

In Stock
 $6.05
In Stock
 $6.05
117
Rocker Arm Assembly
 $38.43

Part Number:951-11981A

In Stock

In Stock
 $38.43
In Stock
 $38.43
118
Rocker Stud Bolt
 $6.09

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
 $6.09
Usually ships in 7 - 12 business days
 $6.09
119
Rocker Arm
 $8.00

Part Number:951-11966

In Stock

In Stock
 $8.00
In Stock
 $8.00
120
Valve Adjusting Nut
 $10.03

Part Number:751-11123

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Also Available in Kit Below
 $10.03
Usually ships in 7 - 12 business days
 $10.03
121
Nut - Pivot Lockin
 $9.03

Part Number:751-11124

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Also Available in Kit Below
 $9.03
Usually ships in 7 - 12 business days
 $9.03
122
Bolt-m6 X 16 Valve
 $5.95

Part Number:710-05054

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $5.95
Usually ships in 7 - 12 business days
 $5.95
123
Valve Cover Gasket
 $15.83

Part Number:951-11967

In Stock

In Stock
 $15.83
In Stock
 $15.83
124
Valve Cover
 $34.29

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
 $34.29
Usually ships in 7 - 12 business days
 $34.29
128
Carburetor Stud
 $6.71

Part Number:710-04963

In Stock

In Stock

Note: Furnish 951-11188, Cylinder Head Assembly
 $6.71
In Stock
 $6.71
129
Intake Gasket
 $4.99

Part Number:951-11225

In Stock

In Stock

Note: Furnish 951-11210, Gasket Kit External
 $4.99
In Stock
 $4.99
130
Carburetor Insulat
 $8.00

Part Number:951-11222

In Stock

In Stock

Note: Furnish 951-11210, Gasket Kit External
 $8.00
In Stock
 $8.00
131
Carburetor Gasket
 $4.99

Part Number:951-11223

In Stock

In Stock

Note: Furnish 951-11331, External Gasket Kit
 $4.99
In Stock
 $4.99
141
Hose Clamp
 $4.99

Part Number:726-04101

In Stock

In Stock
 $4.99
In Stock
 $4.99
142
Breather Hose
 $6.47

Part Number:951-11221

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $6.47
Usually ships in 7 - 12 business days
 $6.47
146
Valve Cover Kit
 $41.76

Part Number:951-11333

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $41.76
Usually ships in 7 - 12 business days
 $41.76
800
Cylinder Head Kit
 $38.45

Part Number:951-11226

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Incl.107,111,112,125) - Incl. Ref No. 106,110,111 And 123
 $38.45
Usually ships in 7 - 12 business days
 $38.45
801
Cylinder Head Asse
 $319.04

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. Ref No. 100,101,104,106,108-116,118-121,123,128-130
 $319.04
Usually ships in 7 - 12 business days
 $319.04
802
Short Block Assemb
 $833.75

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. Ref No. 41-45,49-68,77-81,102,105,106,108,110,123,129 And 130
 $833.75
Usually ships in 7 - 12 business days
 $833.75
 Fig #
16
Fuel Cap
 $22.75

Part Number:951-12533

In Stock

In Stock
 $22.75
In Stock
 $22.75
17
Fuel Level Indicat
 $9.20

Part Number:951-11933

In Stock

In Stock
 $9.20
In Stock
 $9.20
18
Flange Bolt M8 X 2
 $6.19

Part Number:710-04970

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $6.19
Usually ships in 7 - 12 business days
 $6.19
19
Bushing
 $3.99

Part Number:750-05312

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
20
Bushing
 $3.99

Part Number:750-05313

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
21
Fuel Tank
 $140.12

Part Number:951-11201

In Stock

In Stock
 $140.12
In Stock
 $140.12
22
Fuel Tank Shroud
 $22.97

Part Number:951-11184

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $22.97
Usually ships in 7 - 12 business days
 $22.97
23
Fuel Tank Mounting
 $44.09

Part Number:951-11183

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $44.09
Usually ships in 7 - 12 business days
 $44.09
24
Engine Shroud
 $23.13

Part Number:951-11419

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $23.13
Usually ships in 7 - 12 business days
 $23.13
25
Flange Bolt M6 X 1
 $6.37

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
 $6.37
Usually ships in 7 - 12 business days
 $6.37
26
Insert-bushing
 $6.26

Part Number:736-04452

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $6.26
Usually ships in 7 - 12 business days
 $6.26
27
Fuel Line Kit
 $32.41

Part Number:951-11200

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $32.41
Usually ships in 7 - 12 business days
 $32.41
28
Hose Clamp-carb
 $3.99

Part Number:951-11700A

In Stock

In Stock
 $3.99
In Stock
 $3.99
29
Flange Bolt
 $5.24

Part Number:710-04921

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $5.24
Usually ships in 7 - 12 business days
 $5.24
30
Fuel Tank Mounting
 $39.12

Part Number:951-11182

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
31
Brake Arm Nut
 $5.90

Part Number:712-04219

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $5.90
Usually ships in 7 - 12 business days
 $5.90
33
Nut
 $6.31

Part Number:712-05015

In Stock

In Stock

Note: Without a Numeric Call-Out in Image
 $6.31
In Stock
 $6.31
34
Bolt - M6 X 21 Gov
 $6.24

Part Number:710-04908

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $6.24
Usually ships in 7 - 12 business days
 $6.24
35
Arm Asm-gov:178
 $23.13

Part Number:951-14200

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $23.13
Usually ships in 7 - 12 business days
 $23.13
36
Governor Spring
 $4.99

Part Number:951-11202

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
37
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
38
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
39
Throttle Control A
 $44.14

Part Number:951-11213

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $44.14
Usually ships in 7 - 12 business days
 $44.14
40
Bolt
 $4.99

Part Number:710-04916

In Stock

In Stock

Note: Furnish 951-10414b, Short Block Assembly
 $4.99
In Stock
 $4.99
800
Fuel Tank Nipple
 $15.27

Part Number:951-10651

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $15.27
Usually ships in 7 - 12 business days
 $15.27
 Fig #
1
Bolt
 $4.99

Part Number:710-04916

In Stock

In Stock

Note: Furnish 951-10414b, Short Block Assembly
 $4.99
In Stock
 $4.99
2
Muffler Shield
 $65.98

Part Number:951-11194

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $65.98
Usually ships in 7 - 12 business days
 $65.98
3
Bolt-m6 X 12
 $3.99

Part Number:710-05103

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
4
Throttle Control K
 $7.54

Part Number:951-11224

In Stock

In Stock
 $7.54
In Stock
 $7.54
5
Panel-control
 $52.84

Part Number:951-11594

In Stock

In Stock
 $52.84
In Stock
 $52.84
7
Key-ignition Switc
 $6.64

Part Number:951-10630

In Stock

In Stock

Note: (Not Shown)
 $6.64
In Stock
 $6.64
8
Switch-ignition
 $14.52

Part Number:951-10637

In Stock

In Stock

Note: (Not Shown)
 $14.52
In Stock
 $14.52
9
Choke Knob
 $6.49

Part Number:951-11302

In Stock

In Stock
 $6.49
In Stock
 $6.49
10
Bolt
 $4.99

Part Number:710-04940

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
11
Muffler Baffle
 $29.96

Part Number:951-11181

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $29.96
Usually ships in 7 - 12 business days
 $29.96
12
Carburetor Heat Sh
 $28.33

Part Number:951-11227

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $28.33
Usually ships in 7 - 12 business days
 $28.33
13
Flange Bolt M6 X 1
 $6.37

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
 $6.37
Usually ships in 7 - 12 business days
 $6.37
14
Muffler Asm W/mnf
 $126.36

Part Number:951-11195

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $126.36
Usually ships in 7 - 12 business days
 $126.36
15
Brake Arm Nut
 $5.90

Part Number:712-04219

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $5.90
Usually ships in 7 - 12 business days
 $5.90
 Fig #
46
Screw M4 X 55
 $6.37

Part Number:710-04965

In Stock

In Stock

Note: Furnish 951-11226, Cylinder Head Kit
 $6.37
In Stock
 $6.37
47
Electric Starter
 $383.61

Part Number:951-11196

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $383.61
Usually ships in 7 - 12 business days
 $383.61
48
Flange Bolt M8 X 5
 $6.16

Part Number:710-04967

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $6.16
Usually ships in 7 - 12 business days
 $6.16
82
Ignition Coil Assemb
 $81.41

Part Number:951-11197A

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $81.41
Usually ships in 7 - 12 business days
 $81.41
83
Bolt - M6 X 28 Zin
 $6.30

Part Number:710-04931

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Furnish 951-10950a, Short Block Assembly
 $6.30
Usually ships in 7 - 12 business days
 $6.30
84
Stator
 $80.16

Part Number:951-11961

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $80.16
Usually ships in 7 - 12 business days
 $80.16
85
Bolt-m6 X 30
 $3.99

Part Number:710-04969

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
86
Flange Bolt M6 X 8
 $5.85

Part Number:710-04966

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $5.85
Usually ships in 7 - 12 business days
 $5.85
87
Alternator Wire Cl
 $4.99

Part Number:951-11186

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
88
Flywheel
 $211.31

Part Number:951-12090

In Stock

In Stock
 $211.31
In Stock
 $211.31
89
Cooling Fan
 $54.97

Part Number:951-11217

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $54.97
Usually ships in 7 - 12 business days
 $54.97
90
Starter Cup
 $16.46

Part Number:951-11218

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $16.46
Usually ships in 7 - 12 business days
 $16.46
91
Nut-m16-1.5
 $6.16

Part Number:712-04220

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $6.16
Usually ships in 7 - 12 business days
 $6.16
92
Flange Bolt M6 X 1
 $6.37

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
 $6.37
Usually ships in 7 - 12 business days
 $6.37
93
Bolt - M6 X 12 Zin
 $4.99

Part Number:710-04915

In Stock

In Stock
 $4.99
In Stock
 $4.99
95
Blower Housing
 $89.42

Part Number:951-11379

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $89.42
Usually ships in 7 - 12 business days
 $89.42
96
Recoil Starter Asm
 $97.95

Part Number:951-11208

In Stock

In Stock
 $97.95
In Stock
 $97.95
97
Washer-flat
 $6.55

Part Number:736-04455B

In Stock

In Stock
 $6.55
In Stock
 $6.55
98
Flange Bolt M6 X 1
 $6.64

Part Number:710-04974

In Stock

In Stock
 $6.64
In Stock
 $6.64
136
Heater Box
 $22.41

Part Number:951-11190

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $22.41
Usually ships in 7 - 12 business days
 $22.41
137
Choke Assembly
 $8.80

Part Number:951-11192

In Stock

In Stock
 $8.80
In Stock
 $8.80
138
Lock Washer
 $5.85

Part Number:736-04477

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $5.85
Usually ships in 7 - 12 business days
 $5.85
139
Nut
 $6.31

Part Number:712-05015

In Stock

In Stock

Note: Without a Numeric Call-Out in Image
 $6.31
In Stock
 $6.31
143
Recoil Starter Handle
 $16.05

Part Number:731-05696

In Stock

In Stock
 $16.05
In Stock
 $16.05
 Fig #
Engine Parts

Repair Guides for MTD Engine 478-SU (2010 and After)

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.

How to Replace the Fuel Filters in Your Outdoor Power Equipment

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

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.

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.

Questions & Answers for 478-SU (2010 and After)

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