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Troy-Bilt 521 (2003) Squall 5HP 21

Troy-Bilt 521 (2003) Squall 5HP 21" Walk-Behind Parts

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Popular Parts for 521_(2003)

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Chute Assembly
Drive Assembly
General Assembly
Handle Assembly
Showing All Parts
Chute Assembly
 Fig #
1
Bolt-carriage 5/
 $4.22

Part Number:710-04071

In Stock

In Stock
 $4.22
In Stock
 $4.22
2
Carriage Bolt
 $3.99

Part Number:710-0451

In Stock

In Stock

Note: (W/Steel Slide Shoes)
 $3.99
In Stock
 $3.99
3
Hex Bolt 1/4-20 X /75
 $3.99

Part Number:710-3015

In Stock

In Stock

Note: Used on Briggs and Stratton Engines Only
 $3.99
In Stock
 $3.99
4
Nut-lock 1/4
 $4.13

Part Number:912-3027

In Stock

In Stock

Note: (Optional)
 $4.13
In Stock
 $4.13
5
Hex L-nut 5/16-18 Thd.
 $5.85

Part Number:712-3009

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
6
Knob-star 5/16-18
 $6.51

Part Number:720-04072A

In Stock

In Stock

Note: Use With Carriage Bolt, 5/16-18 X .875
 $6.51
In Stock
 $6.51
7
Chute Flange Keeper
 $4.17

Part Number:731-0851A

In Stock

In Stock

Note: Attaching the Chute Assembly.
 $4.17
In Stock
 $4.17
8
Lower Chute, 5.0 Obsolete - Not Available
 $17.95

Part Number:731-0915C

Discontinued

Discontinued
 $17.95
Discontinued
9
Upper Chute
 $18.27

Part Number:731-04426C

In Stock

In Stock

Note: 616e
 $18.27
In Stock
 $18.27
10
Use 936-0159
 $3.99

Part Number:736-0159

In Stock

In Stock

Note: Not Used in This Application
 $3.99
In Stock
 $3.99
Drive Assembly
 Fig #
1
Power Cord Extension
 $22.59

Part Number:929-0071B

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Models With Electric Start
 $22.59
Usually ships in 7 - 12 business days
 $22.59
2
Hex Hd. Screw, 5/16-24 X .75
 $4.17

Part Number:710-0157

In Stock

In Stock

Note: Tightening Torque: 150-300 In. Lbs.
 $4.17
In Stock
 $4.17
3
Screw-hex 5/16-24
 $4.23

Part Number:710-0409

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: for Faster Service Obtain Standard Nuts, Bolts and Washers Locally. if These Items Cannot Be Obtained Locally, Order by Part Num
 $4.23
Usually ships in 7 - 12 business days
 $4.23
4
Screw-hex, Slf-tap
 $6.12

Part Number:710-0502A

In Stock

In Stock

Note: Used on Briggs and Stratton Engines Only
 $6.12
In Stock
 $6.12
5
Hex Bolt 1/4-20 X .62
 $3.99

Part Number:710-0751

In Stock

In Stock

Note: for Faster Service Obtain Standard Nuts, Bolts and Washers Locally. if These Items Cannot Be Obtained Locally, Order by Part Num
 $3.99
In Stock
 $3.99
6
Screw-b 10-16 X .6
 $3.99

Part Number:710-04669

In Stock

In Stock

Note: For Electric Start Models Only
 $3.99
In Stock
 $3.99
7
Hex Cap Screw, 1/4-20 X .50
 $4.23

Part Number:710-3013

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: for Faster Service Obtain Standard Nuts, Bolts and Washer Locally. if These Items Cannot Be Obtained Locally, Order by Part Numb
 $4.23
Usually ships in 7 - 12 business days
 $4.23
8
Hex Nut 1/4-20 Gr. 5
 $4.25

Part Number:712-3006

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (B&s Intek Twin)
 $4.25
Usually ships in 7 - 12 business days
 $4.25
9
Spacer
 $22.29

Part Number:719-0581

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $22.29
Usually ships in 7 - 12 business days
 $22.29
10
Hose Clamp
 $3.99

Part Number:726-0205

In Stock

In Stock
 $3.99
In Stock
 $3.99
11
Choke Knob
 $15.79

Part Number:731-2825

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $15.79
Usually ships in 7 - 12 business days
 $15.79
13
Washer-lock 5/16
 $4.60

Part Number:936-0119

In Stock

In Stock

Note: for Faster Service Obtain Standard Nuts, Bolts and Washers Locally. if Items Cannot Be Obtained Locally, Order by Part Number an
 $4.60
In Stock
 $4.60
14
Washer
 $3.99

Part Number:736-0242

In Stock

In Stock

Note: Not Used in This Application
 $3.99
In Stock
 $3.99
15
Washer-lock
 $4.09

Part Number:936-0329

In Stock

In Stock

Note: (for Model E633e)
 $4.09
In Stock
 $4.09
16
Bushing-.380 Id
 $3.99

Part Number:941-0475

In Stock

In Stock

Note: Model 623 and 633 Only.
 $3.99
In Stock
 $3.99
17
Fuel Line Hose Obsolete - Not Available
 $2.99

Part Number:751-0535

Discontinued

Discontinued
 $2.99
Discontinued
18
Gas Tank, 2 Qt.-Model 150, E150, E162, E172 Obsolete - Not Available
 $68.19

Part Number:751-0540A

Discontinued

Discontinued
 $68.19
Discontinued
19
Fuel Tank Cap
 $21.88

Part Number:751-0603B

In Stock

In Stock

Note: (Fits Both Fuel Tanks)
 $21.88
In Stock
 $21.88
20
Belt 1/2 X 35
 $30.52

Part Number:954-0101A

In Stock

In Stock

Note: Equipped With Electric Start Units
 $30.52
In Stock
 $30.52
21
Pulley Half, .625 Id X .225 Od
 $10.24

Part Number:956-0416B

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $10.24
Usually ships in 7 - 12 business days
 $10.24
23
Engine Mount Obsolete - Not Available
 $5.42

Part Number:784-0322-0637

Discontinued

Discontinued
 $5.42
Discontinued
24
Support Bracket
 $11.66

Part Number:784-0323-0637

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $11.66
Usually ships in 7 - 12 business days
 $11.66
25
Support Plate: Engine Mount
 $14.26

Part Number:784-0374-0637

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: For Model E295 Only
 $14.26
Usually ships in 7 - 12 business days
 $14.26
General Assembly
 Fig #
1
Upper Chute Crank Assemby
 $25.20

Part Number:684-0174-0637

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
2
Lower Chute Crank Assembly
 $29.07

Part Number:684-0177

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $29.07
Usually ships in 7 - 12 business days
 $29.07
3
Bracket Assembly: Mitten Grip
 $19.99

Part Number:984-0178

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $19.99
Usually ships in 7 - 12 business days
 $19.99
4
Shroud (Model 521) Obsolete - Not Available
 $2.99

Part Number:731-04075

Discontinued

Discontinued
 $2.99
Discontinued
4
Use 684-0192
 $108.13

Part Number:731-2569

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $108.13
Usually ships in 7 - 12 business days
 $108.13
5
Screw-hex Tap 1/4
 $6.24

Part Number:710-0895

In Stock

In Stock

Note: If Equipped
 $6.24
In Stock
 $6.24
6
Screw-b 10-16 X .6
 $3.99

Part Number:710-04669

In Stock

In Stock

Note: For Electric Start Models Only
 $3.99
In Stock
 $3.99
7
Screw-hex Head Flg
 $3.89

Part Number:710-1882

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $3.89
Usually ships in 7 - 12 business days
 $3.89
8
Bolt-hex 5/16-18x1
 $4.14

Part Number:710-3083

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Not Shown)
 $4.14
Usually ships in 7 - 12 business days
 $4.14
9
Nut Hex
 $5.03

Part Number:712-0252

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $5.03
Usually ships in 7 - 12 business days
 $5.03
10
Nut-hex Ins
 $3.99

Part Number:712-0429

In Stock

In Stock

Note: (Code: N)
 $3.99
In Stock
 $3.99
11
Use 912-3010
 $4.16

Part Number:712-3010

In Stock

In Stock
 $4.16
In Stock
 $4.16
12
Use 914-0104
 $4.17

Part Number:714-0104

In Stock

In Stock

Note: for Models 1463834h & 146w834p Only
 $4.17
In Stock
 $4.17
13
Pin-cotter-3/32 Di
 $4.13

Part Number:914-0507

In Stock

In Stock

Note: for Faster Service Obtain Standard Nuts, Bolts and Washers Locally. if These Items Cannot Be Obtained Locally, Order by Part Num
 $4.13
In Stock
 $4.13
14
Knob-chute Crank
 $10.32

Part Number:720-0201A

In Stock

In Stock

Note: (Black)
 $10.32
In Stock
 $10.32
15
Key-ign (set Of Tw
 $9.33

Part Number:925-0201

In Stock

In Stock

Note: Electric Start Models Only
 $9.33
In Stock
 $9.33
16
Key Switch-Electric Start Obsolete - Not Available
 $16.94

Part Number:925-2018

Discontinued

Discontinued
 $16.94
Discontinued
17
Use 926-0100
 $3.99

Part Number:726-0100

In Stock

In Stock

Note: Code: N
 $3.99
In Stock
 $3.99
18
Washer-lock 5/16
 $4.60

Part Number:936-0119

In Stock

In Stock

Note: for Faster Service Obtain Standard Nuts, Bolts and Washers Locally. if Items Cannot Be Obtained Locally, Order by Part Number an
 $4.60
In Stock
 $4.60
19
Washer-fl-.4
 $3.99

Part Number:736-0185

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: With Manual Chute Crank
 $3.99
Usually ships in 7 - 12 business days
 $3.99
20
Internal Lock Washer, 5/8 X 1.
 $4.17

Part Number:736-0225

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: If Equipped
 $4.17
Usually ships in 7 - 12 business days
 $4.17
21
Flat Washer
 $4.45

Part Number:736-0400

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $4.45
Usually ships in 7 - 12 business days
 $4.45
22
Saddle Washer
 $5.93

Part Number:736-0451

In Stock

In Stock
 $5.93
In Stock
 $5.93
23
Recoil Handle (Mitten Grip) Obsolete - Not Available
 $14.38

Part Number:7510009636

Discontinued

Discontinued
 $14.38
Discontinued
24
Spark Plug Access Obsolete - Not Available
 $8.51

Part Number:684-0189

Discontinued

Discontinued
 $8.51
Discontinued
25
Handle-upper Po
 $53.18

Part Number:749-0711A-0637

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: No Longer Available
 $53.18
Usually ships in 7 - 12 business days
 $53.18
26
Lower Handle
 $39.77

Part Number:749-0796B-0637

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $39.77
Usually ships in 7 - 12 business days
 $39.77
27
Carriage Bolt 1/4-20x.50
 $4.48

Part Number:710-05177

In Stock

In Stock
 $4.48
In Stock
 $4.48
28
Cap Screw, 3/8-24 X 1.25
 $4.23

Part Number:710-0191

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: for Faster Service Obtain Standard Nuts, Bolts and Washers Locally. if Items Cannot Be Obtained Locally, Order by Part Number an
 $4.23
Usually ships in 7 - 12 business days
 $4.23
29
Truss Mach. Scr. 5/16-18 X .75
 $4.23

Part Number:710-0323

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: for Faster Service Obtain Standard Nuts, Bolts and Washers Locally. if Items Cannot Be Obtained Locally, Order by Part Number an
 $4.23
Usually ships in 7 - 12 business days
 $4.23
31
Carriage Bolt
 $3.99

Part Number:710-0451

In Stock

In Stock

Note: (W/Steel Slide Shoes)
 $3.99
In Stock
 $3.99
32
Screw, 1/4-20 X .750
 $4.34

Part Number:710-0642

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (4 Bolts Needed for Center Auger Bracket)
 $4.34
Usually ships in 7 - 12 business days
 $4.34
33
Self-tapping Screw 3/8-16 X .5
 $6.55

Part Number:710-0773

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Not Shown)
 $6.55
Usually ships in 7 - 12 business days
 $6.55
34
Hex Wash. Scr. 1/4-14 X .625
 $4.14

Part Number:710-0896

In Stock

In Stock
 $4.14
In Stock
 $4.14
35
Screw-hex Wash Sf
 $4.14

Part Number:710-0599

In Stock

In Stock

Note: Not Used on Units With Electric P.T.O.
 $4.14
In Stock
 $4.14
36
Axle Obsolete - Not Available
 $20.88

Part Number:753-05480

Discontinued

Discontinued
 $20.88
Discontinued
37
Use 912-0116
 $4.23

Part Number:712-0116

In Stock

In Stock
 $4.23
In Stock
 $4.23
38
Use 912-3010
 $4.16

Part Number:712-3010

In Stock

In Stock
 $4.16
In Stock
 $4.16
39
Nut-lock 1/4
 $4.13

Part Number:912-3027

In Stock

In Stock

Note: (Optional)
 $4.13
In Stock
 $4.13
40
Shave Plate, 2.66 X 19.88
 $45.50

Part Number:731-1033

In Stock

In Stock

Note: (Used W/6" Wheel)
 $45.50
In Stock
 $45.50
41
Extension Spring 1.12
 $3.99

Part Number:732-0357A

In Stock

In Stock

Note: New Part Not Part of Transmission Complete
 $3.99
In Stock
 $3.99
42
Flat Washer, .510x .750 X .033
 $6.51

Part Number:936-0108

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $6.51
Usually ships in 7 - 12 business days
 $6.51
43
Washer-lock 5/16
 $4.60

Part Number:936-0119

In Stock

In Stock

Note: for Faster Service Obtain Standard Nuts, Bolts and Washers Locally. if Items Cannot Be Obtained Locally, Order by Part Number an
 $4.60
In Stock
 $4.60
44
Use 936-0176
 $4.23

Part Number:736-0176

In Stock

In Stock

Note: (Special)
 $4.23
In Stock
 $4.23
45
Washer
 $3.99

Part Number:736-0242

In Stock

In Stock

Note: Not Used in This Application
 $3.99
In Stock
 $3.99
46
Fl-wash. .510 I.d. X 1.0
 $3.99

Part Number:736-0326

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
47
Washer-lock
 $4.09

Part Number:936-0329

In Stock

In Stock

Note: (for Model E633e)
 $4.09
In Stock
 $4.09
48
Bushing-.380 Id
 $3.99

Part Number:941-0475

In Stock

In Stock

Note: Model 623 and 633 Only.
 $3.99
In Stock
 $3.99
49
Ball Bearing, 17 X 40 X 12
 $25.01

Part Number:941-0600

In Stock

In Stock

Note: Part of Motor, Switch & Cord Ass\\\\\\\'y. Comp. (Ref. 49)
 $25.01
In Stock
 $25.01
50
Cable-clutch
 $27.76

Part Number:946-0910A

In Stock

In Stock

Note: (Includes End Spring)
 $27.76
In Stock
 $27.76
51
Shoulder Spacer
 $4.14

Part Number:748-0234

In Stock

In Stock

Note: Not Used on Units With Electric P.T.O.
 $4.14
In Stock
 $4.14
52
Pulley-idler
 $26.22

Part Number:756-0313

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Pully Hole 3/8
 $26.22
Usually ships in 7 - 12 business days
 $26.22
53
Cup-bearing
 $8.12

Part Number:784-5174-0637

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $8.12
Usually ships in 7 - 12 business days
 $8.12
54
Kit:idler Single S
 $43.15

Part Number:753-05156

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Replaces 784-5180 Service Kit
 $43.15
Usually ships in 7 - 12 business days
 $43.15
56
Auger Asm-comp 21
 $184.68

Part Number:984-04027A

In Stock

In Stock
 $184.68
In Stock
 $184.68
57
Bracket Crank
 $6.83

Part Number:784-5720-0637

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $6.83
Usually ships in 7 - 12 business days
 $6.83
59
Wheel-gray 7in
 $18.34

Part Number:734-1797

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: For Models 586, 587b & 588
 $18.34
Usually ships in 7 - 12 business days
 $18.34
60
Hex Flange Screw, 5/16-18 X 1.
 $3.30

Part Number:710-1090

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $3.30
Usually ships in 7 - 12 business days
 $3.30
Handle Assembly
 Fig #
1
Bolt-carriage 5/16
 $6.48

Part Number:710-0487

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $6.48
Usually ships in 7 - 12 business days
 $6.48
2
C-sunk Screw 1/4-20 X 1.3
 $4.23

Part Number:710-1270

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Used W/Ref. #54)
 $4.23
Usually ships in 7 - 12 business days
 $4.23
3
Hex Lock Nut 1/4-20
 $3.99

Part Number:712-0324

In Stock

In Stock

Note: Part of Motor, Switch & Cord Ass\\\\\\\'y. Comp. (Ref. 49)
 $3.99
In Stock
 $3.99
4
Knob-star 5/16-18
 $6.51

Part Number:720-04072A

In Stock

In Stock

Note: Use With Carriage Bolt, 5/16-18 X .875
 $6.51
In Stock
 $6.51
5
Foam Grip, 22
 $30.50

Part Number:720-0295

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Optional)
 $30.50
Usually ships in 7 - 12 business days
 $30.50
6
Tie-cable 7
 $3.99

Part Number:725-0157

In Stock

In Stock

Note: (W/ Heated Grips)
 $3.99
In Stock
 $3.99
7
Saddle Washer
 $5.93

Part Number:736-0451

In Stock

In Stock
 $5.93
In Stock
 $5.93
8
Throttle Housing W/o Cable
 $16.78

Part Number:746-0883

In Stock

In Stock

Note: For Model 147 Only
 $16.78
In Stock
 $16.78
9
Bail Auger Obsolete - Not Available
 $47.42

Part Number:747-0956

Discontinued

Discontinued
 $47.42
Discontinued
10
Handle-upper Po
 $53.18

Part Number:749-0711A-0637

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: No Longer Available
 $53.18
Usually ships in 7 - 12 business days
 $53.18
 Fig #
Snowblower Parts

Repair Guides for 521_(2003)

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.

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 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.

Questions & Answers for 521_(2003)


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