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Cub Cadet 521E (31AE162-100) (2000) Engine

Cub Cadet 521E (31AE162-100) (2000) Engine Parts

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Popular Parts
Rope-Starter (98 Cut To Length)
$7.78
590535
Gasket
$4.94
TC-631028A
Seat Asm-Needle &
$10.33
TC-631021B
Spring-Float, Dampening
$3.99
632815
Bowl Drain Washer
$2.99
27110A
Shaft, Float
$2.99
631024
Primer Assy
$16.20
TC-570682A
Gasket
$3.11
510343A
Questions & Answers
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Carburetor & Starter (Model 521e)
Engine Assembly (Model 521e)
Page C
Page D
Page E
Showing All Parts
Carburetor & Starter (Model 521e)
 Fig #
1
Shaft & Lever Ass'y., Throttle
 $6.60

Part Number:TC-632538

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $6.60
Ships in 1 - 4 business days
 $6.60
2
Shutter, Throttle
 $2.99

Part Number:TC-631621

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $2.99
Ships in 1 - 4 business days
 $2.99
3
Screw, Throttle & Choke Shutter
 $6.85

Part Number:TC-650506

Ships in 1 - 4 business days

Ships in 1 - 4 business days

Note: In Repair Kit
 $6.85
Ships in 1 - 4 business days
 $6.85
4
Carburetor Assembly
 $107.94

Part Number:TC-640093

Ships in 1 - 4 business days

Ships in 1 - 4 business days

Note: (Incl. Ref #35)
 $107.94
Ships in 1 - 4 business days
 $107.94
5
Shaft & Lever Ass'y., Choke
 $12.20

Part Number:TC-31841A

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $12.20
Ships in 1 - 4 business days
 $12.20
6
Shutter, Choke
 $2.99

Part Number:TC-631815

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $2.99
Ships in 1 - 4 business days
 $2.99
7
Spring, Choke Positioning
 $7.05

Part Number:TC-630735

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $7.05
Ships in 1 - 4 business days
 $7.05
8
Fitting, Fuel Inlet
 $3.88

Part Number:TC-632164

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $3.88
Ships in 1 - 4 business days
 $3.88
9
Bowl-Float Obsolete - Not Available
 $7.97

Part Number:TC-631867

Discontinued

Discontinued
 $7.97
Discontinued
10
Spring-Float, Dampening
 $3.99

Part Number:632815

In Stock, 3 available

In Stock, 3 available
 $3.99
In Stock, 3 available
 $3.99
11
Shaft, Float
 $2.99

Part Number:631024

In Stock, 6 available

In Stock, 6 available

Note: In Repair Kit
 $2.99
In Stock, 6 available
 $2.99
12
Carburetor Float
 $7.00

Part Number:632019A

In Stock, 10 available

In Stock, 10 available
 $7.00
In Stock, 10 available
 $7.00
13
Gasket
 $4.94

Part Number:TC-631028A

In Stock, 25+ available

In Stock, 25+ available
 $4.94
In Stock, 25+ available
 $4.94
14
Seat Asm-Needle &
 $10.33

Part Number:TC-631021B

In Stock, 6 available

In Stock, 6 available
 $10.33
In Stock, 6 available
 $10.33
15
Clip, Inlet Needle
 $3.45

Part Number:TC-631022

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $3.45
Ships in 1 - 4 business days
 $3.45
16
Main Nozzle Tube Obsolete - Not Available
 $2.99

Part Number:TC-640080

Discontinued

Discontinued
 $2.99
Discontinued
17
O" Ring, Main Nozzle Tube
 $7.02

Part Number:TC-632547

Ships in 1 - 4 business days

Ships in 1 - 4 business days

Note: In Repair Kit
 $7.02
Ships in 1 - 4 business days
 $7.02
18
High Speed Bowl Nut
 $9.48

Part Number:TC-640089

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $9.48
Ships in 1 - 4 business days
 $9.48
19
Bowl Drain Washer
 $2.99

Part Number:27110A

In Stock, 12 available

In Stock, 12 available
 $2.99
In Stock, 12 available
 $2.99
20
Plug, Welch Obsolete - Not Available
 $2.99

Part Number:TC-631027

Discontinued

Discontinued

Note: In Repair Kit
 $2.99
Discontinued
21
Starter-Rewind
 $82.78

Part Number:TC-590787

In Stock, 8 available

In Stock, 8 available
 $82.78
In Stock, 8 available
 $82.78
22
Retainer Obsolete - Not Available
 $2.99

Part Number:TC-590740

Discontinued

Discontinued
 $2.99
Discontinued
23
Dog, Starter
 $6.23

Part Number:TC-590616

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $6.23
Ships in 1 - 4 business days
 $6.23
24
Spring, Dog
 $3.88

Part Number:TC-590617

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $3.88
Ships in 1 - 4 business days
 $3.88
25
Pulley
 $29.20

Part Number:TC-590645A

Ships in 1 - 4 business days

Ships in 1 - 4 business days

Note: (Incl. Ref #30 & 31)
 $29.20
Ships in 1 - 4 business days
 $29.20
26
Housing Ass'y., Starter
 $13.34

Part Number:TC-590643

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $13.34
Ships in 1 - 4 business days
 $13.34
27
Rope-Starter (98 Cut To Length)
 $7.78

Part Number:590535

In Stock, 6 available

In Stock, 6 available
 $7.78
In Stock, 6 available
 $7.78
28
Starter Handle
 $6.84

Part Number:TC-590701

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $6.84
Ships in 1 - 4 business days
 $6.84
29
Locking Tab Obsolete - Not Available
 $2.99

Part Number:TC-590741

Discontinued

Discontinued
 $2.99
Discontinued
Engine Assembly (Model 521e)
 Fig #
1
Cylinder Assy Obsolete - Not Available
 $2.99

Part Number:TC-250296A

Discontinued

Discontinued
 $2.99
Discontinued
2
Lever, Governor
 $5.77

Part Number:TC-490317

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $5.77
Ships in 1 - 4 business days
 $5.77
3
Lever, Governor
 $5.60

Part Number:TC-490304

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $5.60
Ships in 1 - 4 business days
 $5.60
4
Extension Spring
 $3.33

Part Number:TC-33374

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $3.33
Ships in 1 - 4 business days
 $3.33
5
Spring, Backlash
 $2.99

Part Number:TC-490318

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $2.99
Ships in 1 - 4 business days
 $2.99
6
Seal (Flywheel End) Obsolete - Not Available
 $2.99

Part Number:TC-510340

Discontinued

Discontinued

Note: (Flywheel End)
 $2.99
Discontinued
7
Ball Obsolete - Not Available
 $2.99

Part Number:TC-570673

Discontinued

Discontinued
 $2.99
Discontinued
8
Ring, Slide
 $3.87

Part Number:TC-510338

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $3.87
Ships in 1 - 4 business days
 $3.87
9
Bearing, Ball (Pto End) Obsolete - Not Available
 $2.99

Part Number:TC-530158

Discontinued

Discontinued

Note: (Pto End)
 $2.99
Discontinued
10
Bearing, Ball (Magneto End)
 $21.44

Part Number:TC-530161

Ships in 1 - 4 business days

Ships in 1 - 4 business days

Note: (Magneto End)
 $21.44
Ships in 1 - 4 business days
 $21.44
11
Retainer, Bearing
 $2.99

Part Number:TC-530159

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $2.99
Ships in 1 - 4 business days
 $2.99
12
Bearing Strip (31 Needles)
 $13.08

Part Number:TC-530164

Ships in 1 - 4 business days

Ships in 1 - 4 business days

Note: (31 Needles)
 $13.08
Ships in 1 - 4 business days
 $13.08
13
Crankshaft
 $131.08

Part Number:TC-290614

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $131.08
Ships in 1 - 4 business days
 $131.08
14
Screw Obsolete - Not Available
 $2.99

Part Number:TC-29826

Discontinued

Discontinued
 $2.99
Discontinued
15
Screw, Throttle & Choke Shutter
 $6.85

Part Number:TC-650506

Ships in 1 - 4 business days

Ships in 1 - 4 business days

Note: In Repair Kit
 $6.85
Ships in 1 - 4 business days
 $6.85
16
Locknut, Hex"keps", 10-32
 $2.99

Part Number:TC-29216

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $2.99
Ships in 1 - 4 business days
 $2.99
17
Piston & Rod Ass'y.
 $135.67

Part Number:TC-310291A

Ships in 1 - 4 business days

Ships in 1 - 4 business days

Note: (Incl. Nos. 29 & 42)
 $135.67
Ships in 1 - 4 business days
 $135.67
18
Ring Set, Piston
 $14.86

Part Number:TC-310278

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $14.86
Ships in 1 - 4 business days
 $14.86
19
Choke Lever Knob
 $2.99

Part Number:35511

In Stock, 1 available

In Stock, 1 available
 $2.99
In Stock, 1 available
 $2.99
20
Seal (Pto End) Obsolete - Not Available
 $2.99

Part Number:TC-510339

Discontinued

Discontinued

Note: (Pto End)
 $2.99
Discontinued
21
Seal, Oil
 $2.99

Part Number:TC-510337

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $2.99
Ships in 1 - 4 business days
 $2.99
22
Shaft, Governor
 $12.26

Part Number:TC-490305

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $12.26
Ships in 1 - 4 business days
 $12.26
23
Flywheel Key
 $2.99

Part Number:TC-611191

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $2.99
Ships in 1 - 4 business days
 $2.99
24
Flywheel
 $170.01

Part Number:TC-611192

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $170.01
Ships in 1 - 4 business days
 $170.01
25
Washer, Spring
 $2.99

Part Number:TC-650815

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $2.99
Ships in 1 - 4 business days
 $2.99
26
Nut, Flywheel
 $2.99

Part Number:TC-650816

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $2.99
Ships in 1 - 4 business days
 $2.99
27
LAMINATION (DS 33-346)
 $82.46

Part Number:TC-34443D

Backorder: No ETA

Backorder: No ETA

Note: (Incl. Ref #28)
 $82.46
Backorder: No ETA
 $82.46
28
Cover, Spark Plug
 $4.75

Part Number:TC-610118

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $4.75
Ships in 1 - 4 business days
 $4.75
29
Screw, Torx T-15, 10-24 X 15/16
 $2.99

Part Number:TC-651007

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $2.99
Ships in 1 - 4 business days
 $2.99
30
Screw, Hex Hd., 5/16-18 X 2-3/16
 $2.99

Part Number:TC-650892

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $2.99
Ships in 1 - 4 business days
 $2.99
31
Screw, Hex Hd., 5/16-18 X 1-5/8
 $2.99

Part Number:TC-650891

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $2.99
Ships in 1 - 4 business days
 $2.99
32
Spark Plug Rc.Ih Obsolete - Not Available
 $12.04

Part Number:759-3331

Discontinued

Discontinued

Note: (Resistor Type)
 $12.04
Discontinued
33
Cover, Port
 $2.99

Part Number:TC-570683

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $2.99
Ships in 1 - 4 business days
 $2.99
34
Screw, 5/32 Hex Socket Button Hd. Cap, 1/4-20 X 1
 $2.99

Part Number:TC-650959

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $2.99
Ships in 1 - 4 business days
 $2.99
35
Gasket, Carburetor
 $2.99

Part Number:510326A

In Stock, 2 available

In Stock, 2 available

Note: Included in Gasket Set
 $2.99
In Stock, 2 available
 $2.99
36
Link, Governor
 $5.90

Part Number:TC-490319

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $5.90
Ships in 1 - 4 business days
 $5.90
37
Spacer
 $3.11

Part Number:570438A

Backorder: No ETA

Backorder: No ETA
 $3.11
Backorder: No ETA
 $3.11
38
Lever, Speed Control
 $2.99

Part Number:TC-570667A

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $2.99
Ships in 1 - 4 business days
 $2.99
39
Screw, Hex Washer Hd. Taptite, 8-32 X 1/2
 $2.99

Part Number:TC-650847

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $2.99
Ships in 1 - 4 business days
 $2.99
40
Gasket, Filter Base
 $6.33

Part Number:TC-35815

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $6.33
Ships in 1 - 4 business days
 $6.33
41
Blower Housing
 $29.86

Part Number:TC-350460

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $29.86
Ships in 1 - 4 business days
 $29.86
42
Screw, Hex Washer Hd. Taptite, 5/16-18 X 5/8
 $2.99

Part Number:TC-650894

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $2.99
Ships in 1 - 4 business days
 $2.99
43
Gasket
 $3.11

Part Number:510343A

Ships in 5 - 8 business days

Ships in 5 - 8 business days
 $3.11
Ships in 5 - 8 business days
 $3.11
44
Muffler Obsolete - Not Available
 $2.99

Part Number:TC-390318

Discontinued

Discontinued
 $2.99
Discontinued
45
Screw-Muffler
 $4.62

Part Number:TC-650893

In Stock, 1 available

In Stock, 1 available
 $4.62
In Stock, 1 available
 $4.62
46
Starter Cup
 $8.51

Part Number:TC-34449A

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $8.51
Ships in 1 - 4 business days
 $8.51
47
Screw, 8-32 X 21/64
 $2.99

Part Number:TC-650926

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $2.99
Ships in 1 - 4 business days
 $2.99
48
Clip, Spring
 $2.99

Part Number:TC-29443

Ships in 1 - 4 business days

Ships in 1 - 4 business days

Note: Indicates Parts Included in Gasket Set, Ref. No. 400.
 $2.99
Ships in 1 - 4 business days
 $2.99
49
Wire Harness Obsolete - Not Available
 $2.99

Part Number:TC-611158

Discontinued

Discontinued
 $2.99
Discontinued
50
Primer Assy
 $16.20

Part Number:TC-570682A

In Stock, 10 available

In Stock, 10 available
 $16.20
In Stock, 10 available
 $16.20
51
Primer Hose
 $5.93

Part Number:32180C

In Stock, 2 available

In Stock, 2 available
 $5.93
In Stock, 2 available
 $5.93
52
Starter Decal
 $2.99

Part Number:36695

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $2.99
Ships in 1 - 4 business days
 $2.99
53
Carburetor Assembly
 $107.94

Part Number:TC-640093

Ships in 1 - 4 business days

Ships in 1 - 4 business days

Note: (Incl. Ref #35)
 $107.94
Ships in 1 - 4 business days
 $107.94
54
Baffle, Carburetor
 $2.99

Part Number:TC-570695

Ships in 1 - 4 business days

Ships in 1 - 4 business days
 $2.99
Ships in 1 - 4 business days
 $2.99
55
Screw, Pan Hd. Torx, 10-32 X 3/8 Obsolete - Not Available
 $2.99

Part Number:TC-650229

Discontinued

Discontinued
 $2.99
Discontinued
56
Starter-Rewind
 $82.78

Part Number:TC-590787

In Stock, 8 available

In Stock, 8 available
 $82.78
In Stock, 8 available
 $82.78
57
Screw Obsolete - Not Available
 $2.99

Part Number:TC-30063

Discontinued

Discontinued
 $2.99
Discontinued
58
Electric Starter Motor
 $282.35

Part Number:TC-590670

Ships in 1 - 4 business days

Ships in 1 - 4 business days

Note: (Available as Complete Unit Only)
 $282.35
Ships in 1 - 4 business days
 $282.35
Page C
 Fig #
Page D
 Fig #
Page E
 Fig #
 Fig #
Engine Parts
Accessories
Accessories for the

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