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Husqvarna Chainsaw Parts
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Husqvarna 450 (2010-09) Chainsaw

Husqvarna 450 (2010-09) Chainsaw Parts

Carburetor
Carburetor Air Filter
Chain Brake Clutch Cover
Clutch Oil Pump
Crankcase
Crankshaft
Cylinder Cover
Cylinder Piston
Fuel Tank
Handle
Ignition System
Muffler
Starter
Carburetor
 Fig #
1
Carburetor
 $38.75

Part Number: 506450401

In Stock, 24 Available

Ships within 1 business day
Note: C1m-El37b
 $38.75
2
Collar
 
No Longer Available [ More Info ]

Part Number: 502078201

Discontinued

Not Available

3
Collar
 $7.10

Part Number: 502078301

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $7.10
4
Screw
 $2.99

Part Number: 502078401

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $2.99
5
Spring
 $3.41

Part Number: 502078601

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $3.41
6
Spring
 $3.55

Part Number: 502078701

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $3.55
7
Screw
 $2.99

Part Number: 503479001

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
Note: Screw
 $2.99
8
Screw
 $2.99

Part Number: 503479601

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $2.99
9
Inlet Needle
 $5.69

Part Number: 503479701

In Stock, 6 Available

Ships within 1 business day
Note: 531 00 45-53 Repairkit
 $5.69
10
Pin
 $2.99

Part Number: 537020801

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
Note: 531 00 45-53 Repairkit
 $2.99
11
Screw
 $2.99

Part Number: 503480101

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $2.99
12
Screw
 $2.99

Part Number: 503480501

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $2.99
13
Plug
 $2.99

Part Number: 503481101

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
Note: Piece
 $2.99
14
Screw
 $2.99

Part Number: 503481801

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
Note: Screw
 $2.99
15
Plug
 $4.73

Part Number: 503535601

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
Note: Plug Welch
 $4.73
16
Strainer
 $2.99

Part Number: 503535701

In Stock, 1 Available

Ships within 1 business day
Note: 531 00 45-53 Repairkit
 $2.99
17
Lever
 $2.99

Part Number: 503665901

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
Note: 531 00 45-53 Repairkit
 $2.99
18
Gasket
 $3.99

Part Number: 537020101

In Stock, 2 Available

Ships within 1 business day
Note: 531 00 45-52 Set of Gaskets 531 00 45-53 Repairkit
 $3.99
19
Pump Diaphragm
 $14.22

Part Number: 537383101

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $14.22
20
Cover
 $32.00

Part Number: 502078901

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $32.00
21
Screw
 $10.66

Part Number: 537383301

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $10.66
22
Spring
 $3.55

Part Number: 537383401

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $3.55
23
Cover
 $11.39

Part Number: 537383701

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $11.39
24
Jet
 $15.40

Part Number: 544237701

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $15.40
25
Diaphragm
 $15.40

Part Number: 502079001

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $15.40
26
Lever
 $21.33

Part Number: 502079101

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $21.33
27
Lever
 $7.97

Part Number: 505101701

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $7.97
28
Shaft Assy
 
No Longer Available [ More Info ]

Part Number: 502079401

Discontinued

Not Available

29
Shaft Assy
 
No Longer Available [ More Info ]

Part Number: 502079501

Discontinued

Not Available

30
Valve
 $8.29

Part Number: 502247701

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $8.29
31
Collar
 $4.73

Part Number: 502079801

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $4.73
32
Gasket
 $5.92

Part Number: 537383601

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $5.92
33
Lever
 $7.10

Part Number: 502081701

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $7.10
34
Screw
 $15.40

Part Number: 502079901

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $15.40
35
Screw
 $15.40

Part Number: 502080001

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $15.40
36
Valve
 
No Longer Available [ More Info ]

Part Number: 502080101

Discontinued

Not Available

37
Gasket Kit
 $21.33

Part Number: 502080201

In Stock, 1 Available

Ships within 1 business day
Note: B = Set of Gaskets
 $21.33
38
Plug
 $4.73

Part Number: 544119501

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $4.73
800
Combi-Tool
 $7.97

Part Number: 501691701

In Stock, 4 Available

Ships within 1 business day
 $7.97
Carburetor Air Filter
 Fig #
1
Inlet Pipe Assy
 $45.04

Part Number: 544082301

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $45.04
2
Screw
 $2.99

Part Number: 503200216

In Stock, 25+ Available

Ships within 1 business day
Note: Ihscfm
 $2.99
3
Intermediate Wall
 $5.92

Part Number: 544083801

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $5.92
4
Flange
 $3.55

Part Number: 544084001

In Stock, 2 Available

Ships within 1 business day
 $3.55
5
Screw
 $3.55

Part Number: 503210725

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $3.55
6
Flange
 $3.55

Part Number: 544084101

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $3.55
7
Throttle
 $30.81

Part Number: 544148201

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $30.81
8
Carburetor
 $38.75

Part Number: 506450401

In Stock, 24 Available

Ships within 1 business day
Note: C1m-El37b
 $38.75
9
Filter Holder
 $11.84

Part Number: 505514701

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $11.84
10
Shackle
 $5.92

Part Number: 544231401

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $5.92
11
Air Purge
 $11.39

Part Number: 503936601

In Stock, 25+ Available

Ships within 1 business day
Note: Primer Housing
 $11.39
12
Hose, Airpurge Suction
 $5.69

Part Number: 544401901

In Stock, 7 Available

Ships within 1 business day
Note: Suction Hose
 $5.69
13
Return Hose
 $11.84

Part Number: 577535101

In Stock, 4 Available

Ships within 1 business day
Note: Return Hose
 $11.84
14
Control
 $8.29

Part Number: 544359902

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $8.29
15
Screw
 $2.99

Part Number: 503210750

In Stock, 6 Available

Ships within 1 business day
 $2.99
16
Air Filter-Nylon
 $10.66

Part Number: 544080801

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
Note: 80
 $10.66
16
Air Filter-Nylon
 $10.66

Part Number: 544080802

In Stock, 19 Available

Ships within 1 business day
Note: 44
 $10.66
16
Air Filter-Felt
 $10.66

Part Number: 544080803

In Stock, 6 Available

Ships within 1 business day
Note: Felt
 $10.66
17
Shaft Assy
 $17.77

Part Number: 502081001

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $17.77
18
Spring
 $3.41

Part Number: 502081101

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $3.41
19
Collar
 $4.55

Part Number: 502080801

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $4.55
20
Valve
 $8.29

Part Number: 502081201

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $8.29
21
Screw
 $2.99

Part Number: 503481801

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
Note: Screw
 $2.99
22
Clip
 $3.55

Part Number: 537385201

In Stock, 3 Available

Ships within 1 business day
 $3.55
23
Rod
 $8.29

Part Number: 502080901

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $8.29
24
Lock Washer
 $3.55

Part Number: 735583000

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $3.55
Chain Brake Clutch Cover
 Fig #
1
Clutch Cover Assembly
 $39.89

Part Number: 544097902

In Stock, 22 Available

Ships within 1 business day
 $39.89
2
E-Ring
 $2.99

Part Number: 735310820

In Stock, 25+ Available

Ships within 1 business day
Note: E-Clip
 $2.99
3
Chain Tensioner Kit
 $28.44

Part Number: 575260403

In Stock, 11 Available

Ships within 1 business day
 $28.44
4
Chain Guide
 $4.73

Part Number: 540063301

In Stock, 3 Available

Ships within 1 business day
Note: Chain Guide
 $4.73
5
Bearing Sleeve
 $4.73

Part Number: 537017401

In Stock, 2 Available

Ships within 1 business day
Note: Bearing Sleeve
 $4.73
6
Knee Joint
 $27.26

Part Number: 503890802

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
Note: Knee Joint
 $27.26
7
Spring
 $4.73

Part Number: 503465901

In Stock, 8 Available

Ships within 1 business day
 $4.73
8
Guide Bushing
 $4.55

Part Number: 503855201

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
Note: Guide Bushing
 $4.55
9
Cover, Chain Brake
 $8.29

Part Number: 544082901

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $8.29
10
Screw
 $2.99

Part Number: 503217010

In Stock, 25+ Available

Ships within 1 business day
Note: Ccrpant
 $2.99
11
Wear Guard, Chain
 $5.92

Part Number: 544083001

In Stock, 1 Available

Ships within 1 business day
 $5.92
12
Brake Band
 $21.33

Part Number: 537043001

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $21.33
13
Pin
 $2.99

Part Number: 503892901

In Stock, 6 Available

Ships within 1 business day
Note: Pin
 $2.99
14
Worm Screw
 $11.84

Part Number: 537397001

In Stock, 3 Available

Ships within 1 business day
Note: Worm Screw
 $11.84
15
Worm Wheel
 $9.47

Part Number: 537079402

In Stock, 3 Available

Ships within 1 business day
Note: Worm Wheel
 $9.47
16
O-Ring
 $3.99

Part Number: 740480702

In Stock, 4 Available

Ships within 1 business day
Note: O-Ring
 $3.99
17
Washer
 $3.99

Part Number: 503230063

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
Note: Washer
 $3.99
18
Label, Clutch Cover
 $3.99

Part Number: 544376801

In Stock, 3 Available

Ships within 1 business day
Note: Label, Clutch Cover
 $3.99
19
Flange Nut
 $3.99

Part Number: 503220001

In Stock, 7 Available

Ships within 1 business day
Note: Wrap
 $3.99
Clutch Oil Pump
 Fig #
1
Clutch
 $40.30

Part Number: 537110503

In Stock, 18 Available

Ships within 1 business day
 $40.30
2
Spring
 $7.97

Part Number: 537359101

In Stock, 12 Available

Ships within 1 business day
 $7.97
3
Clutch Drum
 $32.00

Part Number: 578097901

In Stock, 1 Available

Ships within 1 business day
 $32.00
4
Needle Bearing
 $21.33

Part Number: 503255201

In Stock, 7 Available

Ships within 1 business day
 $21.33
5
Pinion
 $8.29

Part Number: 503931801

In Stock, 9 Available

Ships within 1 business day
 $8.29
6
Pump Piston
 $5.69

Part Number: 540057901

In Stock, 3 Available

Ships within 1 business day
Note: Pump Piston
 $5.69
7
Pump Cylinder
 $7.10

Part Number: 537154801

In Stock, 10 Available

Ships within 1 business day
Note: Pump Cylinder
 $7.10
8
Oil Hose
 $14.22

Part Number: 544084201

In Stock, 25 Available

Ships within 1 business day
Note: Oil Hose
 $14.22
Crankcase
 Fig #
1
Crankcase
 $91.28

Part Number: 537438201

In Stock, 3 Available

Ships within 1 business day
 $91.28
2
Stiffening Plate
 $3.55

Part Number: 503875802

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
Note: Stiffening Plate
 $3.55
3
Bar Bolt
 $4.73

Part Number: 503875402

In Stock, 3 Available

Ships within 1 business day
Note: Bar Bolt
 $4.73
4
Bar Bolt
 $4.73

Part Number: 537334601

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
Note: Bar Bolt
 $4.73
5
Bar Bolt
 $3.96

Part Number: 544036401

In Stock, 3 Available

Ships within 1 business day
Note: Bar Bolt
 $3.96
6
Needle Roller
 $2.99

Part Number: 503240905

In Stock, 3 Available

Ships within 1 business day
Note: Needle Roller
 $2.99
7
Check Valve
 $3.99

Part Number: 530026119

In Stock, 2 Available

Ships within 1 business day
Note: Check Valve
 $3.99
8
Filter
 $1.99

Part Number: 537403502

In Stock, 9 Available

Ships within 1 business day
 $1.99
9
Oil Screen
 $4.73

Part Number: 544083301

In Stock, 3 Available

Ships within 1 business day
Note: Oil Screen
 $4.73
10
Guide Pin
 $4.13

Part Number: 544331601

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
Note: Guide Pin
 $4.13
11
Support
 $5.92

Part Number: 503869301

In Stock, 7 Available

Ships within 1 business day
Note: Mounting
 $5.92
12
Tank Cap Assy
 $2.99

Part Number: 544111203

In Stock, 11 Available

Ships within 1 business day
Note: Tank Cap Assy Grey
 $2.99
13
Sealing
 $5.69

Part Number: 589241101

In Stock, 8 Available

Ships within 1 business day
Note: Sealing
 $5.69
14
Holder
 $5.92

Part Number: 503578901

In Stock, 6 Available

Ships within 1 business day
Note: Holder
 $5.92
15
Chain Catcher Pin
 $7.97

Part Number: 503886301

In Stock, 21 Available

Ships within 1 business day
Note: Chain Catcher Pin
 $7.97
16
Screw
 $2.99

Part Number: 503218876

In Stock, 25+ Available

Ships within 1 business day
Note: Ihscft
 $2.99
17
Lateral Support
 $3.99

Part Number: 501007601

In Stock, 8 Available

Ships within 1 business day
Note: Lateral Support
 $3.99
18
Screw
 $2.99

Part Number: 503215103

In Stock, 5 Available

Ships within 1 business day
Note: Screw
 $2.99
19
Chain Guide Plate
 $8.29

Part Number: 544094001

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $8.29
20
Screw
 $2.99

Part Number: 503217010

In Stock, 25+ Available

Ships within 1 business day
Note: Ccrpant
 $2.99
21
Felling Dog
 $10.66

Part Number: 503905901

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $10.66
22
Screw
 $2.99

Part Number: 503217520

In Stock, 25+ Available

Ships within 1 business day
Note: 3x
 $2.99
23
Hand Guard
 $6.83

Part Number: 505422701

In Stock, 17 Available

Ships within 1 business day
 $6.83
24
Catch
 $5.92

Part Number: 503892401

In Stock, 7 Available

Ships within 1 business day
Note: Catch
 $5.92
25
Screw
 $3.55

Part Number: 503893001

In Stock, 2 Available

Ships within 1 business day
Note: Screw
 $3.55
26
Lock Spring
 $3.55

Part Number: 503436501

In Stock, 5 Available

Ships within 1 business day
Note: Lock Spring
 $3.55
Crankshaft
 Fig #
1
Crankshaft
 $197.98

Part Number: 525605001

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $197.98
2
Bearing
 $27.26

Part Number: 544062001

In Stock, 1 Available

Ships within 1 business day
 $27.26
3
Sealing
 $10.66

Part Number: 544013801

In Stock, 3 Available

Ships within 1 business day
 $10.66
4
Support Bushing
 $14.22

Part Number: 501451601

In Stock, 4 Available

Ships within 1 business day
 $14.22
Cylinder Cover
 Fig #
1
Cylinder Cover Assy
 $28.44

Part Number: 544348303

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $28.44
2
Label
 $3.55

Part Number: 522709201

In Stock, 2 Available

Ships within 1 business day
 $3.55
3
Snap
 $11.84

Part Number: 503894701

In Stock, 23 Available

Ships within 1 business day
Note: Snap
 $11.84
Cylinder Piston
 Fig #
1
Cylinder
 $165.97

Part Number: 544119802

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $165.97
2
Piston Assy
 $199.17

Part Number: 544088905

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $199.17
3
Piston Ring
 $17.77

Part Number: 544088701

In Stock, 1 Available

Ships within 1 business day
 $17.77
4
Circlip
 $2.99

Part Number: 544211301

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $2.99
5
Support Bushing
 $14.22

Part Number: 501451601

In Stock, 4 Available

Ships within 1 business day
 $14.22
6
Gasket
 $5.69

Part Number: 544108701

In Stock, 4 Available

Ships within 1 business day
 $5.69
7
Gasket
 $4.55

Part Number: 544109201

In Stock, 4 Available

Ships within 1 business day
 $4.55
8
Screw
 $2.99

Part Number: 503200527

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
Note: Ihscm
 $2.99
9
Decompression Valve
 $35.56

Part Number: 544870701

In Stock, 2 Available

Ships within 1 business day
 $35.56
10
Spark Plug
 $4.21

Part Number: 503235111

In Stock, 25+ Available

Ships within 1 business day
Note: Ngk Bpmr 7a
 $4.21
11
Support
 
No Longer Available [ More Info ]

Part Number: 540057301

Discontinued

Not Available

12
Cylinder Plug
 $4.74

Part Number: 503552201

In Stock, 11 Available

Ships within 1 business day
Note: 272k
 $4.74
13
Gasket Kit
 $14.22

Part Number: 544972001

In Stock, 3 Available

Ships within 1 business day
Note: Set of Gaskets
 $14.22
Fuel Tank
 Fig #
1
Fuel Tank Assy
 $130.40

Part Number: 525862104

In Stock, 9 Available

Ships within 1 business day
 $130.40
2
Screw
 $1.99

Part Number: 503212810

In Stock, 8 Available

Ships within 1 business day
Note: Ccrpant
 $1.99
3
Pin
 $1.99

Part Number: 720182520

In Stock, 25+ Available

Ships within 1 business day
Note: Pin
 $1.99
4
Throttle Trigger
 $7.10

Part Number: 544099701

In Stock, 17 Available

Ships within 1 business day
 $7.10
5
Spring
 $3.55

Part Number: 544099901

In Stock, 11 Available

Ships within 1 business day
Note: Spring
 $3.55
6
Throttle Lockout
 $5.92

Part Number: 544099801

In Stock, 17 Available

Ships within 1 business day
 $5.92
7
Handle Insert
 $5.92

Part Number: 504122201

In Stock, 6 Available

Ships within 1 business day
 $5.92
8
Throttle Cable Assy
 $8.29

Part Number: 504098801

In Stock, 4 Available

Ships within 1 business day
 $8.29
9
Fuel Hose
 $14.22

Part Number: 544128601

In Stock, 3 Available

Ships within 1 business day
Note: Fuel Hose
 $14.22
10
Fuel Filter
 $9.11

Part Number: 591375401

In Stock, 25+ Available

Ships within 1 business day
Note: Ldx
 $9.11
11
Return Hose
 $11.84

Part Number: 577535101

In Stock, 4 Available

Ships within 1 business day
Note: Return Hose
 $11.84
12
Tank Cap Assy
 $2.99

Part Number: 544111203

In Stock, 11 Available

Ships within 1 business day
Note: Tank Cap Assy Grey
 $2.99
13
Sealing
 $5.69

Part Number: 589241101

In Stock, 8 Available

Ships within 1 business day
Note: Sealing
 $5.69
14
Holder
 $5.92

Part Number: 503578901

In Stock, 6 Available

Ships within 1 business day
Note: Holder
 $5.92
15
Decal Warning
 $3.55

Part Number: 544375001

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
Note: Decal Warning
 $3.55
16
Lateral Support
 $3.99

Part Number: 501007601

In Stock, 8 Available

Ships within 1 business day
Note: Lateral Support
 $3.99
17
Anti Vibrations Element
 $14.22

Part Number: 544101201

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $14.22
18
Grooved Pin
 $3.55

Part Number: 721126339

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
Note: Grooved Pin
 $3.55
19
Fuel Tank Vent
 $14.22

Part Number: 501152901

In Stock, 11 Available

Ships within 1 business day
Note: Fuel Tank Vent
 $14.22
Handle
 Fig #
1
Front Handle
 $11.39

Part Number: 505422601

In Stock, 9 Available

Ships within 1 business day
 $11.39
2
Screw
 $2.99

Part Number: 503218876

In Stock, 25+ Available

Ships within 1 business day
Note: Ihscft
 $2.99
3
Screw
 $2.99

Part Number: 503210270

In Stock, 4 Available

Ships within 1 business day
Note: Ihscft
 $2.99
4
Insulator
 $17.77

Part Number: 503898301

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
Note: Antivibration Element
 $17.77
Ignition System
 Fig #
1
Flywheel Assy
 $106.69

Part Number: 544111801

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $106.69
2
Starter Pawl
 $4.73

Part Number: 537245601

In Stock, 8 Available

Ships within 1 business day
Note: Starter Pawl
 $4.73
3
Pin, Starter Catch
 $5.92

Part Number: 501819903

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
Note: Screw
 $5.92
4
Washer
 $3.99

Part Number: 503230042

In Stock, 4 Available

Ships within 1 business day
Note: Washer Steel
 $3.99
5
Spring, Starter Catch
 $3.55

Part Number: 529271101

In Stock, 6 Available

Ships within 1 business day
Note: Spring
 $3.55
6
Nut
 $3.55

Part Number: 503220401

In Stock, 11 Available

Ships within 1 business day
Note: Nut
 $3.55
7
Ignition Module
 $26.21

Part Number: 573935702

In Stock, 25+ Available

Ships within 1 business day
 $26.21
8
Wiring Assy
 $9.47

Part Number: 510101501

In Stock, 2 Available

Ships within 1 business day
 $9.47
9
Screw
 $2.99

Part Number: 503200220

In Stock, 18 Available

Ships within 1 business day
Note: Screw Ihscfm
 $2.99
Muffler
 Fig #
1
Muffler Assy
 $55.71

Part Number: 544147702

In Stock, 2 Available

Ships within 1 business day
Note: Muffler Assy
 $55.71
2
Screen
 $7.97

Part Number: 579753301

In Stock, 5 Available

Ships within 1 business day
Note: Spark Arrester
 $7.97
3
Heat Deflector
 $7.10

Part Number: 579753201

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $7.10
4
Gasket
 $3.99

Part Number: 544084401

In Stock, 5 Available

Ships within 1 business day
 $3.99
5
Screw
 $2.99

Part Number: 725536855

In Stock, 1 Available

Ships within 1 business day
Note: 2x
 $2.99
6
Screw
 $3.99

Part Number: 724128759

In Stock, 6 Available

Ships within 1 business day
Note: Screw Crpanm
 $3.99
800
Gasket Kit
 $14.22

Part Number: 544972001

In Stock, 3 Available

Ships within 1 business day
Note: Set of Gaskets
 $14.22
Starter
 Fig #
1
Starter Assy
 $91.19

Part Number: 544071604

In Stock, 4 Available

Ships within 1 business day
 $91.19
2
Starter Housing
 $29.11

Part Number: 586690201

In Stock, 1 Available

Ships within 1 business day
 $29.11
3
Reinforcement Sleeve
 $8.29

Part Number: 537283201

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
Note: Reinforcement Sleeve
 $8.29
4
Spring Cassette Assy
 $14.81

Part Number: 540057502

In Stock, 6 Available

Ships within 1 business day
Note: Spring Cassette Assy
 $14.81
5
Screw
 $1.99

Part Number: 503212810

In Stock, 8 Available

Ships within 1 business day
Note: Ccrpant
 $1.99
6
Pulley
 $21.33

Part Number: 537092502

In Stock, 5 Available

Ships within 1 business day
 $21.33
7
Screw Ihsct
 $3.99

Part Number: 503217716

In Stock, 5 Available

Ships within 1 business day
Note: Ihsct
 $3.99
8
Starter Rope
 $5.92

Part Number: 505305125

In Stock, 7 Available

Ships within 1 business day
Note: Starter Cord
 $5.92
9
Starter Handle
 $8.29

Part Number: 537232501

In Stock, 1 Available

Ships within 1 business day
Note: Starter Handle
 $8.29
10
Recoil Starter Screw
 $2.99

Part Number: 503217321

In Stock, 7 Available

Ships within 1 business day
Note: Screw Cihscto
 $2.99
11
Label
 $3.55

Part Number: 544377001

In Stock, 1 Available

Ships within 1 business day
 $3.55
12
Cooling Air Conductor
 $9.47

Part Number: 544081501

Ships In 4 - 10 Business Days

Ships in 4 - 10 business days
 $9.47
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Accessories
Accessories for the Husqvarna 450

Questions & Answers

I am have a problem with the chain coming off even when I have the chain tighten I was cleaning it a while back and think I lost a part
Arthur for model number 450 husqvarna chain saw
Good Day Arthur. Thank you for your question in regards to your unit (Model Number Husqvarna 450). Based on our research one or more of the following parts may be needed to be replaced on your unit: 1) Clutch Drum - (Part Number 578097901). 2) Clutch Drum Chain Tensioner Kit (Part Number 575260403). 3) Chain Tensioner Kit Chain Catcher Pin (Part Number 503886301). 4) Chain Catcher Pin Clutch Cover Assembly (Part Number 544097902). 5) Clutch Cover Assembly Needle Bearing (Part Number 503255201). You can order these parts either online at our website www.eReplacementParts.com or by calling us by phone at 866-322-9842. Best Regards.
Where can I buy the tool needed to adjust the high and low speed needle valves?
Dick for model number 450 Chain Saw
Hello Dick, Thank you for writing. Sadly, the tool you are requesting we do not have listed. We strongly recommend you contact the manufacturer, as they would have this information in their system. Ask them for the part number you require and contact back to see if it is something we carry. Hope this helps!
Can you supply suitable piston and cylinder with shaft bering for 450 model. Cylinder damaged due to bad fuel mixture. Advise on cost and postage to BT 52 area
Sam for model number 450
Hello Sam, Thank you for your question. The cylinder for your model comes with both the piston, shaft, and bearing altogether under part 544119802. For pricing inquiries, feel free to visit our website or call our toll free number. Hope this helps!
What is the brake band part number and does the spring income with it. The chainsaw is labeled 450 Rancher but I dont see that model, just the 450.
Tom for model number Husqvarna 450 Rancher chainsaw
Hello Tom, thank you for your inquiry! For your model 450, the correct brake band is part number 537043001. However, it does not come with a spring. I hope this information helps!
Discussion
Discussion for the Husqvarna 450 (2010-09) Chainsaw

Discussion is closed. To ask our experts a question about a part, use the Q&A feature on our product pages.
Question: Clutch Drum 578097901

Rangerr71

Does this part come with the needle bearing
WJA
Hello Rangerr71,

The Husqvarna part number 578097901 Clutch Drum. Does include the 503255201 Needle Bearing.

-WJA
Question: Clutch Cover

dwalt78

Does the back side include all of the parts, like the brake and spring and everything else?
WJA
Hello dwalt78,

If you look at either of the part diagrams below, and look at page C, item number 1. Everything inside of the box is included in the part number 544097901 Clutch Cover.

-WJA
WJA - just to clarify on your answer to dwalt78's question.. This clutch cover(C1) includes ALL parts listed C-1 to C-19?

Thanks,
Chris
WJA
Hello Chris,

The part number 544097901 Clutch Cover. Includes all the parts inside the outlined box, which would be 1-18. The item number 19, part number 503220001 Nut M8 Flange, would have to be ordered individually.

-WJA
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