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  MTD 170-AU Engine Parts
MTD Engine Replacement For Model 170-AU

MTD Engine Replacement Parts For Model 170-AU

We Sell Only Genuine MTD Parts

Questions & Answers for MTD 170-AU

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170-Au_Air_Cleaner
170-Au_Carburetor
170-Au_Crankcase
170-Au_Cylinder_Head
170-Au_Flywheel_And_Blower_Housing
170-Au_Fuel_Tank_And_Mounting
170-Au_Muffler
Showing All Parts
170-Au_Air_Cleaner
MTD 170-AU Engine 170-Au_Air_Cleaner Diagram
 Fig #
35
Air Cleaner Housin
 $29.99

Part Number:951-14315

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $29.99
Usually ships in 7 - 12 business days
 $29.99
36
Nut
 $6.49

Part Number:712-04213

In Stock

In Stock
 $6.49
In Stock
 $6.49
37
Bolt-self Tapping
 $3.99

Part Number:951-14068

In Stock

In Stock
 $3.99
In Stock
 $3.99
38
Carbon Canister
 $35.32

Part Number:951-14069

In Stock

In Stock
 $35.32
In Stock
 $35.32
40
Silencer Plate
 $12.21

Part Number:951-14070

In Stock

In Stock
 $12.21
In Stock
 $12.21
41
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
42
Air Cleaner With P
 $14.93

Part Number:951-10794

In Stock

In Stock
 $14.93
In Stock
 $14.93
43
Air Cleaner Cover
 $18.48

Part Number:951-12136

In Stock

In Stock
 $18.48
In Stock
 $18.48
45
Clamp
 $3.99

Part Number:951-14073

In Stock

In Stock
 $3.99
In Stock
 $3.99
46
Exhaust Piping
 $7.42

Part Number:951-14074

In Stock

In Stock
 $7.42
In Stock
 $7.42
170-Au_Carburetor
MTD 170-AU Engine 170-Au_Carburetor class=
 Fig #
29
Stud M6 X 110 Carb
 $3.99

Part Number:710-05101

In Stock

In Stock
 $3.99
In Stock
 $3.99
30
Carburetor Insulator Gasket
 $4.99

Part Number:751P11567B

In Stock

In Stock

Note: Also Available in Kit Below
 $4.99
In Stock
 $4.99
31
Carburetor Insulator
 $3.99

Part Number:751P11568A

In Stock

In Stock

Note: Furnish 951-12026, Gasket Kit External
 $3.99
In Stock
 $3.99
32
Carburetor Gasket
 $5.40

Part Number:751P12005A

In Stock

In Stock
 $5.40
In Stock
 $5.40
33
Carburetor Assembl
 $109.42

Part Number:951-05021

In Stock

In Stock
 $109.42
In Stock
 $109.42
34
Carburetor Gasket
 $5.28

Part Number:951-11571

In Stock

In Stock

Note: Furnish 951-12026, Gasket Kit External
 $5.28
In Stock
 $5.28
130
Carburetor Repair
 $60.22

Part Number:951-05034

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Incl.H,L,M,N,O,P,Q,R,T,V)
 $60.22
Usually ships in 7 - 12 business days
 $60.22
a
Choke Control Leve
 $11.43

Part Number:951-12811

In Stock

In Stock

Note: Furnish 951-10800a, Carburetor Kit Major
 $11.43
In Stock
 $11.43
g
Lock Washer Obsolete - Not Available
 $3.99

Part Number:736-04638

Discontinued

Discontinued
 $3.99
Discontinued
o
Needle Valve Obsolete - Not Available
 $10.75

Part Number:951-12875

Discontinued

Discontinued
 $10.75
Discontinued
s
Fuel Bowl O-ring
 $6.60

Part Number:951-11589A

In Stock

In Stock

Note: Furnish 951-11773, Carburetor Kit Major
 $6.60
In Stock
 $6.60
u
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
v
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
w
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
x
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
170-Au_Crankcase
MTD 170-AU Engine 170-Au_Crankcase class=
 Fig #
53
Piston Ring 4pc Se
 $31.95

Part Number:951-14317

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $31.95
Usually ships in 7 - 12 business days
 $31.95
54
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
55
Piston
 $42.28

Part Number:951-14318

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $42.28
Usually ships in 7 - 12 business days
 $42.28
56
Piston Pin
 $7.34

Part Number:951-11633

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Also Available in Kit Below
 $7.34
Usually ships in 7 - 12 business days
 $7.34
57
Bolt - M6 X 12 Zin
 $4.99

Part Number:710-04915

In Stock

In Stock
 $4.99
In Stock
 $4.99
58
Shield - Air
 $8.95

Part Number:951-11113

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $8.95
Usually ships in 7 - 12 business days
 $8.95
59
Connecting Rod
 $9.80

Part Number:751P11573A

In Stock

In Stock
 $9.80
In Stock
 $9.80
60
Shaft-governor 165
 $15.38

Part Number:951-14053

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Also Available in Kit Below
 $15.38
Usually ships in 7 - 12 business days
 $15.38
61
O-ring:gov Arm
 $3.99

Part Number:736-04461

In Stock

In Stock

Note: Also Available in Kit Below
 $3.99
In Stock
 $3.99
62
Governor Seal
 $4.99

Part Number:951-11902

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Also Available in Kit Below
 $4.99
Usually ships in 7 - 12 business days
 $4.99
63
Cotter Pin
 $3.99

Part Number:714-04078

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Furnish 951-11059a, Gasket Kit Complete
 $3.99
Usually ships in 7 - 12 business days
 $3.99
64
Camshaft Assembly
 $63.93

Part Number:951-11575

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Also Available in Kit Below
 $63.93
Usually ships in 7 - 12 business days
 $63.93
65
Bearing
 $33.58

Part Number:951-11369

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Also Available in Kit Below
 $33.58
Usually ships in 7 - 12 business days
 $33.58
66
Svc Kit-cr/shf:170
 $148.46

Part Number:951-14143

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Incl.67-69,86,89)
 $148.46
Usually ships in 7 - 12 business days
 $148.46
67
Flywheel Key
 $3.99

Part Number:751P10307A

In Stock

In Stock

Note: Also Available in Kit Below
 $3.99
In Stock
 $3.99
68
Governor Gear/shaft Assembly
 $3.99

Part Number:751P11576A

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
69
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
70
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
71
Crankcase Gasket
 $3.99

Part Number:751P11371B

In Stock

In Stock
 $3.99
In Stock
 $3.99
72
Crankcase Cover Co
 $112.34

Part Number:951-12125

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $112.34
Usually ships in 7 - 12 business days
 $112.34
72
Svc Kit-cvr:cr/cas
 $92.25

Part Number:951-14142

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Incl.67,80-86)
 $92.25
Usually ships in 7 - 12 business days
 $92.25
73
Bolt
 $3.99

Part Number:710-04932

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
75
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
76
Oil Fill Plug
 $5.23

Part Number:951-12394

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $5.23
Usually ships in 7 - 12 business days
 $5.23
77
Oil Seal 25 X 41.2
 $14.39

Part Number:951-11578

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Furnish 951-10802a, Gasket Kit Complete
 $14.39
Usually ships in 7 - 12 business days
 $14.39
78
Svc Kit-cr/case:17
 $192.03

Part Number:951-14144

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Incl.64,67,86-89)
 $192.03
Usually ships in 7 - 12 business days
 $192.03
78
Shortblock Assembl
 $410.96

Part Number:951-05031

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Incl.5,25,28-30,46,48,49,52-55,58-89)
 $410.96
Usually ships in 7 - 12 business days
 $410.96
79
Plug-oil 1/8 Npt
 $6.05

Part Number:951-12514A

In Stock

In Stock
 $6.05
In Stock
 $6.05
82
Oil Seal-25 X 41.2
 $13.71

Part Number:951-12126

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $13.71
Usually ships in 7 - 12 business days
 $13.71
127
Engine-complete
 $654.70

Part Number:952Z170-AUA

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $654.70
Usually ships in 7 - 12 business days
 $654.70
128
Gasket Kit - External
 $30.27

Part Number:951-12026A

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Incl. 6,22,26-28,34)
 $30.27
Usually ships in 7 - 12 business days
 $30.27
129
Gasket Kit-complet
 $57.10

Part Number:951-05032

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Incl.5,25,28-30,32,46,63,64,80,86,89)
 $57.10
Usually ships in 7 - 12 business days
 $57.10
170-Au_Cylinder_Head
MTD 170-AU Engine 170-Au_Cylinder_Head class=
 Fig #
1
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
2
Valve Cover
 $14.95

Part Number:951-11054B

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $14.95
Usually ships in 7 - 12 business days
 $14.95
4
Hose-breather
 $6.03

Part Number:731-07059

In Stock

In Stock
 $6.03
In Stock
 $6.03
5
Hose Clamp
 $4.99

Part Number:726-04101

In Stock

In Stock
 $4.99
In Stock
 $4.99
6
Valve Cover Gasket
 $9.80

Part Number:751P11565B

In Stock

In Stock

Note: Also Available in Kit Below
 $9.80
In Stock
 $9.80
7
Rocker Arm Assembl
 $38.80

Part Number:951-11892

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Incl. Ref No.. 7-10
 $38.80
Usually ships in 7 - 12 business days
 $38.80
8
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
9
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
10
Rocker Arm
 $7.33

Part Number:951-11893

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Also Available in Kit Below
 $7.33
Usually ships in 7 - 12 business days
 $7.33
11
Bolt - Pivot
 $6.49

Part Number:710-04902

In Stock

In Stock

Note: Also Available in Kit Below
 $6.49
In Stock
 $6.49
12
Push Rod Guide
 $8.34

Part Number:951-11895

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Also Available in Kit Below
 $8.34
Usually ships in 7 - 12 business days
 $8.34
13
Intake Valve Sprin
 $3.99

Part Number:951-12000

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
14
Exhaust Valve Adjuster
 $3.99

Part Number:751P12002A

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
15
Exhaust Valve Spri
 $3.99

Part Number:951-12003

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
16
Valve Spring
 $3.99

Part Number:751P12004A

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
17
Intake Valve Seal
 $10.46

Part Number:951-11894

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Also Available in Kit Below
 $10.46
Usually ships in 7 - 12 business days
 $10.46
18
Bolt-m8 X 55
 $6.02

Part Number:710-06080

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
19
Cylinder Head Asse
 $163.22

Part Number:951-05029

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Incl.5-14,16,17,25,28-30,46,50,51)
 $163.22
Usually ships in 7 - 12 business days
 $163.22
20
Spark Plug
 $7.46

Part Number:951-10292A

In Stock

In Stock
 $7.46
In Stock
 $7.46
47
Gasket-cylinder He
 $11.43

Part Number:951-14316

In Stock

In Stock
 $11.43
In Stock
 $11.43
48
Kit-push Rod
 $17.33

Part Number:951-10648

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Furnish 951-10647 Valve Kit
 $17.33
Usually ships in 7 - 12 business days
 $17.33
49
Tappet
 $7.89

Part Number:951-11899

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Also Available in Kit Below
 $7.89
Usually ships in 7 - 12 business days
 $7.89
50
Pin-dowl 10 X 16
 $3.99

Part Number:715-04108

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
51
Valve Kit
 $62.96

Part Number:951-10647A

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Also Available in Kit Below
 $62.96
Usually ships in 7 - 12 business days
 $62.96
52
Valve Kit
 $62.96

Part Number:951-10647A

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Also Available in Kit Below
 $62.96
Usually ships in 7 - 12 business days
 $62.96
126
Valve Cover Kit
 $25.20

Part Number:951-05033

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $25.20
Usually ships in 7 - 12 business days
 $25.20
127
Engine-complete
 $654.70

Part Number:952Z170-AUA

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $654.70
Usually ships in 7 - 12 business days
 $654.70
128
Gasket Kit - External
 $30.27

Part Number:951-12026A

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Incl. 6,22,26-28,34)
 $30.27
Usually ships in 7 - 12 business days
 $30.27
129
Gasket Kit-complet
 $57.10

Part Number:951-05032

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Incl.5,25,28-30,32,46,63,64,80,86,89)
 $57.10
Usually ships in 7 - 12 business days
 $57.10
170-Au_Flywheel_And_Blower_Housing
MTD 170-AU Engine 170-Au_Flywheel_And_Blower_Housing class=
 Fig #
57
Bolt - M6 X 12 Zin
 $4.99

Part Number:710-04915

In Stock

In Stock
 $4.99
In Stock
 $4.99
80
Shield - Air Flow
 $4.99

Part Number:951-11110

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
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
83
Ignition Coil
 $93.45

Part Number:951-10792

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $93.45
Usually ships in 7 - 12 business days
 $93.45
84
Bolt M6x25 Ignition Coil/brake
 $3.99

Part Number:710-04919

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
85
Flywheel
 $114.90

Part Number:951-14320

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $114.90
Usually ships in 7 - 12 business days
 $114.90
86
Cooling Fan
 $22.52

Part Number:951-10909B

In Stock

In Stock
 $22.52
In Stock
 $22.52
87
Starter Cup
 $16.77

Part Number:951-10911

In Stock

In Stock
 $16.77
In Stock
 $16.77
88
Nut
 $6.78

Part Number:712-04287

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $6.78
Usually ships in 7 - 12 business days
 $6.78
90
Blower Housing
 $93.45

Part Number:951-11583

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $93.45
Usually ships in 7 - 12 business days
 $93.45
91
Washer-flat
 $6.55

Part Number:736-04455B

In Stock

In Stock
 $6.55
In Stock
 $6.55
92
Flange Bolt M6 X 1
 $6.64

Part Number:710-04974

In Stock

In Stock
 $6.64
In Stock
 $6.64
93
Recoil Starter Asm
 $86.40

Part Number:951-12418

In Stock

In Stock
 $86.40
In Stock
 $86.40
124
Flange Bolt
 $3.99

Part Number:710-04918

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
125
Shield-blower Hous
 $4.99

Part Number:951-14138A

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
170-Au_Fuel_Tank_And_Mounting
MTD 170-AU Engine 170-Au_Fuel_Tank_And_Mounting class=
 Fig #
1
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
57
Bolt - M6 X 12 Zin
 $4.99

Part Number:710-04915

In Stock

In Stock
 $4.99
In Stock
 $4.99
94
Throttle Knob
 $3.99

Part Number:951-11067

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
95
Primer Bracket
 $20.32

Part Number:951-12131

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $20.32
Usually ships in 7 - 12 business days
 $20.32
96
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
97
Governor Spring
 $7.10

Part Number:951-11585

In Stock

In Stock
 $7.10
In Stock
 $7.10
98
Throttle Linkage Spring
 $3.99

Part Number:751P10664A

In Stock

In Stock
 $3.99
In Stock
 $3.99
99
Rod Governor
 $3.99

Part Number:751P10665A

In Stock

In Stock
 $3.99
In Stock
 $3.99
101
Governor Arm Bracket
 $7.61

Part Number:951-11106

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $7.61
Usually ships in 7 - 12 business days
 $7.61
102
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
103
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
104
Kit-fuel Line
 $27.08

Part Number:951-10650

In Stock

In Stock

Note: Incl Ref No. 107 & 108
 $27.08
In Stock
 $27.08
105
Hose Clamp-carb
 $3.99

Part Number:951-11700A

In Stock

In Stock
 $3.99
In Stock
 $3.99
106
Valve-roll Over
 $27.64

Part Number:951-14075A

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $27.64
Usually ships in 7 - 12 business days
 $27.64
107
Engine/dipstick Co
 $14.45

Part Number:951-11914

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $14.45
Usually ships in 7 - 12 business days
 $14.45
108
Bolt
 $4.99

Part Number:710-04905

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
109
Oil Fill Tube Asse
 $15.81

Part Number:951-11913

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Incl Ref No. 114 & 115
 $15.81
Usually ships in 7 - 12 business days
 $15.81
110
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
111
Dipstick Asm-complet
 $33.59

Part Number:631-05020AP

In Stock

In Stock
 $33.59
In Stock
 $33.59
112
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
113
Dipstick Asm
 $14.44

Part Number:951-12482

In Stock

In Stock
 $14.44
In Stock
 $14.44
114
Fuel Cap
 $22.09

Part Number:951-12535

In Stock

In Stock
 $22.09
In Stock
 $22.09
115
Tether
 $8.59

Part Number:951-14076

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $8.59
Usually ships in 7 - 12 business days
 $8.59
117
Hose Asm-evap:vent
 $4.99

Part Number:951-14133

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
120
Fuel Level Indicat
 $9.20

Part Number:951-11933

In Stock

In Stock
 $9.20
In Stock
 $9.20
121
Fuel Tank Nipple
 $15.27

Part Number:951-10651

In Stock

In Stock
 $15.27
In Stock
 $15.27
122
Fuel Tank
 $134.72

Part Number:951-14332

In Stock

In Stock
 $134.72
In Stock
 $134.72
123
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
170-Au_Muffler
MTD 170-AU Engine 170-Au_Muffler class=
 Fig #
21
Stud-m8 X 36
 $3.99

Part Number:710-04911

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Furnish 951-12027, Muffler Stud Assembly
 $3.99
Usually ships in 7 - 12 business days
 $3.99
21
Stud 8 X 3
 $9.05

Part Number:951-10657

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $9.05
Usually ships in 7 - 12 business days
 $9.05
22
Muffler Gasket
 $3.99

Part Number:751P11289A

In Stock

In Stock
 $3.99
In Stock
 $3.99
24
Muffler Body
 $40.63

Part Number:751P15604

In Stock

In Stock
 $40.63
In Stock
 $40.63
25
Muffler Shield
 $36.26

Part Number:951-14311

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $36.26
Usually ships in 7 - 12 business days
 $36.26
26
Muffler Guard
 $46.04

Part Number:951-14310

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $46.04
Usually ships in 7 - 12 business days
 $46.04
27
Bolt-m5 X 8
 $6.02

Part Number:710-06073

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
28
Nut - M8
 $4.99

Part Number:712-04214

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
 Fig #
Engine Parts

Repair Guides for MTD Engine 170-AU

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.

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.

Questions & Answers for 170-AU

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