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  Troy-Bilt 521 (2004) Squall 5HP 21" Walk Behind Parts
Troy-Bilt Squall 5HP 21

Troy-Bilt Squall 5HP 21" Walk Behind Replacement Parts For Model 521 (2004)

We Sell Only Genuine Troy-Bilt Parts

Find Troy-Bilt 521 (2004) Parts By Symptom

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Popular Parts for Troy-Bilt 521 (2004)

Questions & Answers for Troy-Bilt 521 (2004)

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Chute Assembly
Drive
General Assembly
Showing All Parts
Chute Assembly
Troy-Bilt 521 (2004) Squall 5HP 21
 Fig #
1
Bolt-carriage 5/
 $4.99

Part Number:710-04071

In Stock

In Stock
 $4.99
In Stock
 $4.99
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 L-nut 5/16-18 Thd.
 $6.03

Part Number:712-3009

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $6.03
Usually ships in 7 - 12 business days
 $6.03
4
Knob-star 5/16-18
 $6.64

Part Number:720-04072A

In Stock

In Stock

Note: Use With Carriage Bolt, 5/16-18 X .875
 $6.64
In Stock
 $6.64
5
Lower Chute
 $30.22

Part Number:931-04127

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $30.22
Usually ships in 7 - 12 business days
 $30.22
6
Ring-chute Lwr
 $18.14

Part Number:931-04353

In Stock

In Stock

Note: (Not Shown)
 $18.14
In Stock
 $18.14
7
Chute, Adapter 5" Dia Obsolete - Not Available
 $16.99

Part Number:931-04373

Discontinued

Discontinued
 $16.99
Discontinued
8
Chute Handle
 $25.99

Part Number:731-04388A

In Stock

In Stock
 $25.99
In Stock
 $25.99
9
Upper Chute
 $15.09

Part Number:731-04354B

In Stock

In Stock
 $15.09
In Stock
 $15.09
10
Spring-chute Adj
 $4.99

Part Number:932-04111

In Stock

In Stock

Note: (Not Shown)
 $4.99
In Stock
 $4.99
11
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
12
Lower Chute Assembly
 $43.95

Part Number:684-04049

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Incl. #5-7 and 10) - Includes Figures 5-7 and 10
 $43.95
Usually ships in 7 - 12 business days
 $43.95
Drive
Troy-Bilt 521 (2004) Squall 5HP 21
 Fig #
1
Power Cord Extension
 $23.04

Part Number:929-0071B

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Models With Electric Start
 $23.04
Usually ships in 7 - 12 business days
 $23.04
2
Hex Hd. Screw, 5/16-24 X .75
 $4.99

Part Number:710-0157

In Stock

In Stock

Note: Tightening Torque: 150-300 In. Lbs.
 $4.99
In Stock
 $4.99
3
Screw-hex 5/16-24
 $4.99

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
 $4.99
Usually ships in 7 - 12 business days
 $4.99
4
Screw-hex
 $4.99

Part Number:710-0654A

In Stock

In Stock

Note: Code 665
 $4.99
In Stock
 $4.99
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 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
8
Spacer
 $22.96

Part Number:719-0581

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $22.96
Usually ships in 7 - 12 business days
 $22.96
9
Hose Clamp
 $3.99

Part Number:726-0205

In Stock

In Stock
 $3.99
In Stock
 $3.99
10
Tie-cable
 $4.99

Part Number:726-0470

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (W/ Plug)
 $4.99
Usually ships in 7 - 12 business days
 $4.99
12
Choke Knob
 $16.59

Part Number:731-2825

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $16.59
Usually ships in 7 - 12 business days
 $16.59
13
Washer-lock 5/16
 $4.99

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
 $4.99
In Stock
 $4.99
14
Washer
 $4.99

Part Number:736-0242

In Stock

In Stock

Note: Not Used in This Application
 $4.99
In Stock
 $4.99
15
Washer-fl
 $4.99

Part Number:936-0337

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Use Applicable Flat Washer (Ref. #'S 3 or 18) in This Application Allowing .0150/.0020 In. End-Play
 $4.99
Usually ships in 7 - 12 business days
 $4.99
16
Gas Tank Wire Support
 $7.58

Part Number:947-04169

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
17
Fuel Line Hose Obsolete - Not Available
 $2.99

Part Number:751-0535

Discontinued

Discontinued
 $2.99
Discontinued
18
Fuel Tank Cap
 $22.32

Part Number:751-0603B

In Stock

In Stock

Note: (Fits Both Fuel Tanks)
 $22.32
In Stock
 $22.32
19
Fuel Tank, 2 Qt. Obsolete - Not Available
 $29.71

Part Number:951-10023

Discontinued

Discontinued
 $29.71
Discontinued
20
Belt 1/2 X 35
 $31.13

Part Number:954-0101A

In Stock

In Stock

Note: Equipped With Electric Start Units
 $31.13
In Stock
 $31.13
21
Pulley Half .625 Id X 2.35 Od Obsolete - Not Available
 $9.71

Part Number:956-04060

Discontinued

Discontinued
 $9.71
Discontinued
23
Bracket, Engine 4 Cycle
 $7.39

Part Number:790-00047-0637

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $7.39
Usually ships in 7 - 12 business days
 $7.39
24
Brkt-support
 $18.24

Part Number:790-00059-0637

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $18.24
Usually ships in 7 - 12 business days
 $18.24
General Assembly
Troy-Bilt 521 (2004) Squall 5HP 21
 Fig #
1
Auger Asm-comp 21
 $188.37

Part Number:984-04027A

In Stock

In Stock
 $188.37
In Stock
 $188.37
2
Auger Housing Ass'y 21 Obsolete - Not Available
 $158.54

Part Number:684-04028

Discontinued

Discontinued
 $158.54
Discontinued
3
Carriage Bolt 1/4-20 Lg.
 $3.99

Part Number:710-0134

In Stock

In Stock

Note: If Equipped
 $3.99
In Stock
 $3.99
4
Carriage Bolt 1/4-20x.50
 $4.99

Part Number:710-05177

In Stock

In Stock
 $4.99
In Stock
 $4.99
5
Truss Mach. Scr. 5/16-18 X .75
 $4.99

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
 $4.99
Usually ships in 7 - 12 business days
 $4.99
7
Screw-hex 1/4-20 X
 $3.99

Part Number:710-0597

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
 $3.99
Usually ships in 7 - 12 business days
 $3.99
8
Screw, 1/4-20 X .750
 $4.99

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)
 $4.99
Usually ships in 7 - 12 business days
 $4.99
9
Hex Wash. Scr. 1/4-14 X .625
 $4.99

Part Number:710-0896

In Stock

In Stock
 $4.99
In Stock
 $4.99
10
Screw-hex Wash Sf
 $4.99

Part Number:710-0599

In Stock

In Stock

Note: Not Used on Units With Electric P.T.O.
 $4.99
In Stock
 $4.99
11
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
12
Use 912-3010
 $4.99

Part Number:712-3010

In Stock

In Stock
 $4.99
In Stock
 $4.99
13
Nut-lock 1/4
 $4.99

Part Number:912-3027

In Stock

In Stock

Note: (Optional)
 $4.99
In Stock
 $4.99
14
Push Cap X 1/2
 $7.68

Part Number:726-0299

In Stock

In Stock
 $7.68
In Stock
 $7.68
15
Shave Plate, 2.66 X 19.88
 $46.41

Part Number:731-1033

In Stock

In Stock

Note: (Used W/6" Wheel)
 $46.41
In Stock
 $46.41
16
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
17
Washer-lock 5/16
 $4.99

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
 $4.99
In Stock
 $4.99
18
Use 936-0176
 $4.99

Part Number:736-0176

In Stock

In Stock

Note: (Special)
 $4.99
In Stock
 $4.99
19
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
20
Washer-lock
 $4.99

Part Number:936-0329

In Stock

In Stock

Note: (for Model E633e)
 $4.99
In Stock
 $4.99
21
Flat Washer, .260 X .720 X .06
 $6.39

Part Number:736-3090

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Part of Motor, Switch & Cord Ass'y. Comp. (Ref. 49)
 $6.39
Usually ships in 7 - 12 business days
 $6.39
22
Ball Bearing, 17 X 40 X 12
 $25.51

Part Number:941-0600

In Stock

In Stock

Note: Part of Motor, Switch & Cord Ass\\\\\\\'y. Comp. (Ref. 49)
 $25.51
In Stock
 $25.51
23
Ball Bearing
 $22.21

Part Number:941-0919B

In Stock

In Stock
 $22.21
In Stock
 $22.21
24
Clutch Cable
 $28.72

Part Number:946-04091

In Stock

In Stock
 $28.72
In Stock
 $28.72
25
Shoulder Spacer
 $4.99

Part Number:748-0234

In Stock

In Stock

Note: Not Used on Units With Electric P.T.O.
 $4.99
In Stock
 $4.99
27
Spacer
 $4.99

Part Number:750-04230A

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
28
Cup-bearing Obsolete - Not Available
 $8.12

Part Number:784-5174-0637

Discontinued

Discontinued
 $8.12
Discontinued
29
Brkt-idler W/brake
 $7.65

Part Number:790-00039-0637

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $7.65
Usually ships in 7 - 12 business days
 $7.65
30
Cover-belt
 $45.53

Part Number:790-00045

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: *Choose Color When Ordering*
 $45.53
Usually ships in 7 - 12 business days
 $45.53
31
Washer-brg
 $8.50

Part Number:990-00062

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $8.50
Usually ships in 7 - 12 business days
 $8.50
32
Bracket Assembly: Mitten Grip
 $20.59

Part Number:984-0178

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $20.59
Usually ships in 7 - 12 business days
 $20.59
33
Shroud Black, Elec. Start, 5 H
 $95.52

Part Number:984-04029

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $95.52
Usually ships in 7 - 12 business days
 $95.52
33
Spark Plug Access Obsolete - Not Available
 $8.51

Part Number:684-0189

Discontinued

Discontinued
 $8.51
Discontinued
34
Screw-hex Tap 1/4
 $6.36

Part Number:710-0895

In Stock

In Stock

Note: If Equipped
 $6.36
In Stock
 $6.36
35
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
36
Hex Flange Screw, 5/16-18 X 1.
 $3.99

Part Number:710-1090

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
Screw-hex Head Flg
 $3.99

Part Number:710-1882

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
Bolt-hex 5/16-18x1
 $4.99

Part Number:710-3083

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Not Shown)
 $4.99
Usually ships in 7 - 12 business days
 $4.99
39
Nut Hex
 $5.18

Part Number:712-0252

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $5.18
Usually ships in 7 - 12 business days
 $5.18
40
Nut-hex Ins
 $3.99

Part Number:712-0429

In Stock

In Stock

Note: (Code: N)
 $3.99
In Stock
 $3.99
41
Key-ign (set Of Tw
 $9.52

Part Number:925-0201

In Stock

In Stock

Note: Electric Start Models Only
 $9.52
In Stock
 $9.52
42
Key Switch-Electric Start Obsolete - Not Available
 $16.94

Part Number:925-2018

Discontinued

Discontinued
 $16.94
Discontinued
43
Internal Lock Washer, 5/8 X 1.
 $4.99

Part Number:736-0225

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: If Equipped
 $4.99
Usually ships in 7 - 12 business days
 $4.99
44
Flat Washer
 $4.99

Part Number:736-0400

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
45
Saddle Washer
 $4.99

Part Number:736-0451

In Stock

In Stock
 $4.99
In Stock
 $4.99
46
Recoil Handle (Mitten Grip) Obsolete - Not Available
 $14.38

Part Number:7510009636

Discontinued

Discontinued
 $14.38
Discontinued
47
Bolt-carriage 5/16
 $6.81

Part Number:710-0487

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $6.81
Usually ships in 7 - 12 business days
 $6.81
48
Knob-star 5/16-18
 $6.64

Part Number:720-04072A

In Stock

In Stock

Note: Use With Carriage Bolt, 5/16-18 X .875
 $6.64
In Stock
 $6.64
49
Hex Hd. Screw, 5/16-24 X .75
 $4.99

Part Number:710-0157

In Stock

In Stock

Note: Tightening Torque: 150-300 In. Lbs.
 $4.99
In Stock
 $4.99
50
Carriage Bolt
 $3.99

Part Number:710-0451

In Stock

In Stock

Note: (W/Steel Slide Shoes)
 $3.99
In Stock
 $3.99
51
Bail-auger
 $34.91

Part Number:747-04159A-0637

In Stock

In Stock

Note: *Choose Color When Ordering*
 $34.91
In Stock
 $34.91
53
Wheel-complete 7
 $17.29

Part Number:734-04063B

In Stock

In Stock
 $17.29
In Stock
 $17.29
 Fig #
Snowblower Parts

Repair Guides for Troy-Bilt Squall 5HP 21" Walk Behind 521 (2004)

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 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.

Questions & Answers for Troy-Bilt 521 (2004)

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