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  MTD 478-SU (2009 and Before) Engine Parts
MTD Engine Replacement For Model 478-SU (2009 and Before)

MTD Engine Replacement Parts For Model 478-SU (2009 and Before)

We Sell Only Genuine MTD Parts

Questions & Answers for MTD 478-SU (2009 and Before)

 Fig #
1
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
2
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
3
Dipstick Tube
 $17.58

Part Number:951-11206

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $17.58
Usually ships in 7 - 12 business days
 $17.58
4
Bolt - M6 X 12 Zin
 $4.99

Part Number:710-04915

In Stock

In Stock
 $4.99
In Stock
 $4.99
7
Dipstick Assembly
 $26.10

Part Number:951-11205

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Incl. Ref No. 5,6) - Incl. Ref No. 5,6
 $26.10
Usually ships in 7 - 12 business days
 $26.10
8
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
11
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
13
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
14
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
15
Bearing
 $38.06

Part Number:951-11373

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Furnish 951-11341, Crankcase Kit
 $38.06
Usually ships in 7 - 12 business days
 $38.06
22
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
23
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
24
Stator
 $64.24

Part Number:951-11216

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $64.24
Usually ships in 7 - 12 business days
 $64.24
25
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
26
Flywheel
 $169.30

Part Number:951-11214

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $169.30
Usually ships in 7 - 12 business days
 $169.30
27
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
28
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
29
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
30
Blower Housing
 $89.08

Part Number:951-11211

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $89.08
Usually ships in 7 - 12 business days
 $89.08
31
Recoil Starter Asm
 $97.95

Part Number:951-11208

In Stock

In Stock
 $97.95
In Stock
 $97.95
32
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
34
Switch-ignition
 $14.52

Part Number:951-10637

In Stock

In Stock

Note: (Not Shown)
 $14.52
In Stock
 $14.52
35
Choke Knob
 $6.49

Part Number:951-11302

In Stock

In Stock
 $6.49
In Stock
 $6.49
35
Choke Knob
 $6.49

Part Number:951-11302

In Stock

In Stock
 $6.49
In Stock
 $6.49
36
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
37
Flange Bolt M6 X 1
 $6.64

Part Number:710-04974

In Stock

In Stock
 $6.64
In Stock
 $6.64
39
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
40
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
45
Spark Plug
 $7.46

Part Number:951-10292A

In Stock

In Stock
 $7.46
In Stock
 $7.46
46
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
47
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
48
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
50
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
52
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
53
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
61
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
62
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
63
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
64
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
65
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
66
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
67
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
67
Carburetor Asm-prmr Hy-1
 $108.70

Part Number:951-14024A

In Stock

In Stock

Note: (Incl. Ref No. 126-132, 136-149) - Incl. Ref No. 126-132, 136-149
 $108.70
In Stock
 $108.70
73
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
74
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
75
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
76
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
77
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
78
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
79
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
80
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
81
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
82
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
83
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
84
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
85
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
86
Flange Bolt
 $3.99

Part Number:710-04914

In Stock

In Stock
 $3.99
In Stock
 $3.99
87
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
88
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
89
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
90
Panel-control
 $52.84

Part Number:951-11594

In Stock

In Stock
 $52.84
In Stock
 $52.84
91
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
92
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
93
Choke Assembly
 $8.80

Part Number:951-11192

In Stock

In Stock
 $8.80
In Stock
 $8.80
95
Fuel Tank
 $140.12

Part Number:951-11201

In Stock

In Stock
 $140.12
In Stock
 $140.12
96
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
97
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
98
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
99
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
100
Fuel Cap
 $22.75

Part Number:951-12533

In Stock

In Stock
 $22.75
In Stock
 $22.75
101
Fuel Filter Obsolete - Not Available
 $5.26

Part Number:951-10652B

Discontinued

Discontinued
 $5.26
Discontinued
102
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
103
Flat Washer
 $6.02

Part Number:736-04451

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $6.02
Usually ships in 7 - 12 business days
 $6.02
104
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
105
Flat Washer
 $6.25

Part Number:736-04450

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $6.25
Usually ships in 7 - 12 business days
 $6.25
106
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
108
Flange Bolt
 $3.99

Part Number:710-11012

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
109
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
110
Bushing
 $3.99

Part Number:750-05314

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
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
114
Throttle Control K
 $7.54

Part Number:951-11224

In Stock

In Stock
 $7.54
In Stock
 $7.54
115
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
116
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
117
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
118
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
119
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
121
Bolt
 $4.99

Part Number:710-04916

In Stock

In Stock

Note: Furnish 951-10414b, Short Block Assembly
 $4.99
In Stock
 $4.99
122
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
123
Flywheel Key
 $3.99

Part Number:751P10307A

In Stock

In Stock

Note: Also Available in Kit Below
 $3.99
In Stock
 $3.99
124
Washer-flat
 $6.55

Part Number:736-04455B

In Stock

In Stock
 $6.55
In Stock
 $6.55
125
Hose Clamp
 $4.99

Part Number:726-04101

In Stock

In Stock
 $4.99
In Stock
 $4.99
126
Primer
 $15.14

Part Number:951-10639B

In Stock

In Stock

Note: Furnish 951-12011, Carburetor Assy
 $15.14
In Stock
 $15.14
132
Fuel Drain Plug Gasket
 $3.99

Part Number:951-11349A

In Stock

In Stock

Note: Furnish 951-11773, Carburetor Kit Major
 $3.99
In Stock
 $3.99
133
Recoil Starter Handle
 $16.05

Part Number:731-05696

In Stock

In Stock
 $16.05
In Stock
 $16.05
134
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
135
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
137
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
138
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
139
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
Key-ignition Switc
 $6.64

Part Number:951-10630

In Stock

In Stock

Note: (Not Shown)
 $6.64
In Stock
 $6.64
801
Oil Drain Asm
 $12.41

Part Number:951-10641

In Stock

In Stock

Note: (Incl.97-99) - Incl. Ref No. 17, 19, 32
 $12.41
In Stock
 $12.41
802
Fuel Tank Nipple
 $15.27

Part Number:951-10651

Backorder: No ETA

Backorder: No ETA
 $15.27
Backorder: No ETA
 $15.27
803
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. 1, 2, 8-20, 32, 38, 40, 43, 46, 48, 60, 64, 65, 68-72, 88, 89, 107, 118, 120, 123
 $833.75
Usually ships in 7 - 12 business days
 $833.75
804
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. 41-44, 46-60, 63-65
 $319.04
Usually ships in 7 - 12 business days
 $319.04
805
Valve Kit
 $49.37

Part Number:951-11198

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Incl. Ref No. 41-42
 $49.37
Usually ships in 7 - 12 business days
 $49.37
806
Fuel Line Kit
 $32.41

Part Number:951-11200

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Incl. Ref No. 111-112
 $32.41
Usually ships in 7 - 12 business days
 $32.41
807
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) - Incl. Ref No. 47
 $8.49
Usually ships in 7 - 12 business days
 $8.49
808
Gasket Kit-
 $70.25

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. Ref No. 8, 11,32, 43, 46, 06, 64-66, 120
 $70.25
Usually ships in 7 - 12 business days
 $70.25
809
Gasket Kit-
 $31.18

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. Ref No. 11, 32,60, 64-66
 $31.18
Usually ships in 7 - 12 business days
 $31.18
810
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. 127-132, 136, 149
 $52.22
In Stock
 $52.22
811
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. 43, 48, 54, 60
 $38.45
Usually ships in 7 - 12 business days
 $38.45
812
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. 1, 8911, 15, 118
 $119.70
Usually ships in 7 - 12 business days
 $119.70
813
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. 8, 15, 16, 123
 $208.98
Usually ships in 7 - 12 business days
 $208.98
814
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. 8, 15, 20, 120
 $320.84
Usually ships in 7 - 12 business days
 $320.84
815
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 #
Engine Parts

Repair Guides for MTD Engine 478-SU (2009 and Before)

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 Replace the Fuel Filters in Your Outdoor Power Equipment

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

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.

Questions & Answers for 478-SU (2009 and Before)

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