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  Husqvarna 450 (2010-09) Chainsaw Parts
Husqvarna Chainsaw Replacement For Model 450 (2010-09)

Husqvarna Chainsaw Replacement Parts For Model 450 (2010-09)

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Carburetor
Carburetor Air Filter
Chain Brake Clutch Cover
Clutch Oil Pump
Crankcase
Crankshaft
Cylinder Cover
Cylinder Piston
Fuel Tank
Handle
Ignition System
Muffler
Starter
Clutch Oil Pump
Carburetor
Husqvarna 450 (2010-09) Chainsaw Carburetor Diagram
 Fig #
1
Carburetor
 $39.50

Part Number:531215601

In Stock

In Stock

Note: C1m-El37b
 $39.50
In Stock
 $39.50
2
Collar Obsolete - Not Available
 $3.58

Part Number:502078201

Discontinued

Discontinued
 $3.58
Discontinued
3
Collar
 $9.86

Part Number:502078301

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $9.86
Usually ships in 7 - 12 business days
 $9.86
4
Screw
 $4.99

Part Number:502078401

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
5
Spring Obsolete - Not Available
 $4.99

Part Number:502078601

Discontinued

Discontinued
 $4.99
Discontinued
6
Spring
 $6.15

Part Number:502078701

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $6.15
Usually ships in 7 - 12 business days
 $6.15
7
Screw
 $3.99

Part Number:503479001

In Stock

In Stock

Note: Screw
 $3.99
In Stock
 $3.99
8
Screw
 $3.99

Part Number:503479601

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
9
Inlet Needle
 $8.71

Part Number:503479701

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: 531 00 45-53 Repairkit
 $8.71
Usually ships in 7 - 12 business days
 $8.71
10
Pin
 $3.99

Part Number:537020801

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: 531 00 45-53 Repairkit
 $3.99
Usually ships in 7 - 12 business days
 $3.99
11
Screw
 $3.99

Part Number:503480101

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
12
Screw
 $5.24

Part Number:503480501

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $5.24
Usually ships in 7 - 12 business days
 $5.24
13
Plug
 $3.99

Part Number:503481101

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Piece
 $3.99
Usually ships in 7 - 12 business days
 $3.99
14
Screw
 $3.99

Part Number:503481801

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Screw
 $3.99
Usually ships in 7 - 12 business days
 $3.99
15
Plug
 $7.39

Part Number:503535601

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Plug Welch
 $7.39
Usually ships in 7 - 12 business days
 $7.39
16
Strainer
 $4.99

Part Number:503535701

In Stock

In Stock

Note: 531 00 45-53 Repairkit
 $4.99
In Stock
 $4.99
17
Lever
 $3.99

Part Number:503665901

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: 531 00 45-53 Repairkit
 $3.99
Usually ships in 7 - 12 business days
 $3.99
18
Gasket
 $5.35

Part Number:537020101

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: 531 00 45-52 Set of Gaskets 531 00 45-53 Repairkit
 $5.35
Usually ships in 7 - 12 business days
 $5.35
19
Pump Diaphragm
 $23.41

Part Number:537383101

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $23.41
Usually ships in 7 - 12 business days
 $23.41
20
Cover
 $45.95

Part Number:502078901

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $45.95
Usually ships in 7 - 12 business days
 $45.95
21
Screw
 $16.02

Part Number:537383301

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $16.02
Usually ships in 7 - 12 business days
 $16.02
22
Spring
 $6.27

Part Number:537383401

In Stock

In Stock
 $6.27
In Stock
 $6.27
23
Cover Obsolete - Not Available
 $14.35

Part Number:537383701

Discontinued

Discontinued
 $14.35
Discontinued
24
Jet
 $24.65

Part Number:544237701

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $24.65
Usually ships in 7 - 12 business days
 $24.65
25
Diaphragm
 $25.14

Part Number:502079001

In Stock

In Stock
 $25.14
In Stock
 $25.14
26
Lever
 $30.82

Part Number:502079101

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $30.82
Usually ships in 7 - 12 business days
 $30.82
27
Lever
 $9.86

Part Number:505101701

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $9.86
Usually ships in 7 - 12 business days
 $9.86
28
Shaft Assy Obsolete - Not Available
 $29.92

Part Number:502079401

Discontinued

Discontinued
 $29.92
Discontinued
29
Shaft Assy Obsolete - Not Available
 $23.93

Part Number:502079501

Discontinued

Discontinued
 $23.93
Discontinued
30
Valve
 $11.08

Part Number:502247701

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $11.08
Usually ships in 7 - 12 business days
 $11.08
31
Collar Obsolete - Not Available
 $7.17

Part Number:502079801

Discontinued

Discontinued
 $7.17
Discontinued
32
Gasket
 $8.62

Part Number:537383601

In Stock

In Stock
 $8.62
In Stock
 $8.62
33
Lever Obsolete - Not Available
 $9.57

Part Number:502081701

Discontinued

Discontinued
 $9.57
Discontinued
34
Screw
 $24.65

Part Number:502079901

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $24.65
Usually ships in 7 - 12 business days
 $24.65
35
Screw
 $25.14

Part Number:502080001

In Stock

In Stock
 $25.14
In Stock
 $25.14
36
Valve Obsolete - Not Available
 $10.76

Part Number:502080101

Discontinued

Discontinued
 $10.76
Discontinued
37
Gasket Kit
 $34.86

Part Number:502080201

In Stock

In Stock

Note: B = Set of Gaskets
 $34.86
In Stock
 $34.86
38
Plug
 $7.39

Part Number:544119501

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
800
Combi-tool
 $3.99

Part Number:531222001

In Stock

In Stock
 $3.99
In Stock
 $3.99
Carburetor Air Filter
Husqvarna 450 (2010-09) Chainsaw Carburetor Air Filter class=
 Fig #
1
Inlet Pipe Assembly
 $69.16

Part Number:544082301

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $69.16
Usually ships in 7 - 12 business days
 $69.16
2
Screw
 $4.99

Part Number:503200216

In Stock

In Stock

Note: Ihscfm
 $4.99
In Stock
 $4.99
3
Intermediate Wall
 $10.05

Part Number:544083801

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $10.05
Usually ships in 7 - 12 business days
 $10.05
4
Flange
 $7.46

Part Number:544084001

In Stock

In Stock
 $7.46
In Stock
 $7.46
5
Screw
 $7.46

Part Number:503210725

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $7.46
Usually ships in 7 - 12 business days
 $7.46
6
Flange
 $7.46

Part Number:544084101

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $7.46
Usually ships in 7 - 12 business days
 $7.46
7
Throttle
 $45.61

Part Number:544148201

In Stock

In Stock
 $45.61
In Stock
 $45.61
8
Carburetor
 $39.50

Part Number:531215601

In Stock

In Stock

Note: C1m-El37b
 $39.50
In Stock
 $39.50
9
Filter Holder
 $18.86

Part Number:505514701

In Stock

In Stock
 $18.86
In Stock
 $18.86
10
Shackle
 $11.08

Part Number:544231401

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $11.08
Usually ships in 7 - 12 business days
 $11.08
11
Air Purge
 $13.69

Part Number:503936601

In Stock

In Stock

Note: Primer Housing
 $13.69
In Stock
 $13.69
12
Hose, Airpurge Suction
 $8.71

Part Number:534138001

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Suction Hose
 $8.71
Usually ships in 7 - 12 business days
 $8.71
13
Return Hose
 $18.68

Part Number:577535101

In Stock

In Stock

Note: Return Hose
 $18.68
In Stock
 $18.68
14
Control
 $12.44

Part Number:544359902

In Stock

In Stock
 $12.44
In Stock
 $12.44
15
Screw
 $6.21

Part Number:503210750

In Stock

In Stock
 $6.21
In Stock
 $6.21
16
Air Filter-nylon
 $18.68

Part Number:544080801

In Stock

In Stock

Note: 80âµ
 $18.68
In Stock
 $18.68
16
Air Filter-nylon
 $17.43

Part Number:544080802

In Stock

In Stock

Note: 44�
 $17.43
In Stock
 $17.43
16
Air Filter-felt
 $13.69

Part Number:544080803

In Stock

In Stock

Note: Felt
 $13.69
In Stock
 $13.69
17
Shaft Assembly
 $28.35

Part Number:502081001

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $28.35
Usually ships in 7 - 12 business days
 $28.35
18
Spring Obsolete - Not Available
 $4.99

Part Number:502081101

Discontinued

Discontinued
 $4.99
Discontinued
19
Collar Obsolete - Not Available
 $5.97

Part Number:502080801

Discontinued

Discontinued
 $5.97
Discontinued
20
Valve
 $11.80

Part Number:502081201

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $11.80
Usually ships in 7 - 12 business days
 $11.80
21
Screw
 $3.99

Part Number:503481801

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Screw
 $3.99
Usually ships in 7 - 12 business days
 $3.99
22
Clip
 $6.55

Part Number:537385201

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $6.55
Usually ships in 7 - 12 business days
 $6.55
23
Rod
 $12.04

Part Number:502080901

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $12.04
Usually ships in 7 - 12 business days
 $12.04
24
Lock Washer
 $7.39

Part Number:735583000

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
Chain Brake Clutch Cover
Husqvarna 450 (2010-09) Chainsaw Chain Brake Clutch Cover class=
 Fig #
1
Clutch Cover Assembly
 $52.31

Part Number:544097902

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $52.31
Usually ships in 7 - 12 business days
 $52.31
2
E-ring
 $6.21

Part Number:735310820

In Stock

In Stock

Note: E-Clip
 $6.21
In Stock
 $6.21
3
Chain Tensioner Kit
 $37.13

Part Number:575260404

In Stock

In Stock
 $37.13
In Stock
 $37.13
4
Chain Guide
 $8.71

Part Number:540063301

In Stock

In Stock

Note: Chain Guide
 $8.71
In Stock
 $8.71
5
Bearing Sleeve
 $6.62

Part Number:537017401

In Stock

In Stock

Note: Bearing Sleeve
 $6.62
In Stock
 $6.62
6
Knee Joint
 $41.09

Part Number:503890802

In Stock

In Stock

Note: Knee Joint
 $41.09
In Stock
 $41.09
7
Spring
 $8.71

Part Number:503465901

In Stock

In Stock
 $8.71
In Stock
 $8.71
8
Guide Bushing
 $7.46

Part Number:503855201

In Stock

In Stock

Note: Guide Bushing
 $7.46
In Stock
 $7.46
9
Cover, Chain Brake
 $12.44

Part Number:544082901

In Stock

In Stock
 $12.44
In Stock
 $12.44
10
Screw
 $4.99

Part Number:503217010

In Stock

In Stock

Note: Ccrpant
 $4.99
In Stock
 $4.99
11
Wear Guard, Chain
 $9.96

Part Number:544083001

In Stock

In Stock
 $9.96
In Stock
 $9.96
12
Brake Band
 $32.36

Part Number:537043001

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $32.36
Usually ships in 7 - 12 business days
 $32.36
13
Pin
 $6.21

Part Number:503892901

In Stock

In Stock
 $6.21
In Stock
 $6.21
14
Worm Screw
 $18.68

Part Number:537397001

In Stock

In Stock

Note: Worm Screw
 $18.68
In Stock
 $18.68
15
Worm Wheel
 $13.69

Part Number:537079402

In Stock

In Stock

Note: Worm Wheel
 $13.69
In Stock
 $13.69
16
O-ring
 $7.53

Part Number:740480702

In Stock

In Stock

Note: O-Ring
 $7.53
In Stock
 $7.53
17
Washer
 $6.27

Part Number:503230063

In Stock

In Stock

Note: Washer
 $6.27
In Stock
 $6.27
18
Label, Clutch Cover
 $6.62

Part Number:544376801

In Stock

In Stock

Note: Label, Clutch Cover
 $6.62
In Stock
 $6.62
19
Flange Nut
 $3.99

Part Number:503220001

In Stock

In Stock

Note: Wrap
 $3.99
In Stock
 $3.99
Clutch Oil Pump
Husqvarna 450 (2010-09) Chainsaw Clutch Oil Pump class=
 Fig #
1
Clutch
 $58.53

Part Number:537110503

In Stock

In Stock
 $58.53
In Stock
 $58.53
2
Spring
 $9.27

Part Number:537359101

In Stock

In Stock
 $9.27
In Stock
 $9.27
3
Clutch Drum
 $46.07

Part Number:578097901

In Stock

In Stock
 $46.07
In Stock
 $46.07
4
Needle Bearing
 $30.50

Part Number:503255201

In Stock

In Stock
 $30.50
In Stock
 $30.50
5
Pinion
 $11.20

Part Number:503931801

In Stock

In Stock
 $11.20
In Stock
 $11.20
6
Pump Piston
 $6.62

Part Number:540057901

In Stock

In Stock

Note: Pump Piston
 $6.62
In Stock
 $6.62
7
Pump Cylinder
 $11.20

Part Number:537154801

In Stock

In Stock

Note: Pump Cylinder
 $11.20
In Stock
 $11.20
8
Oil Hose
 $27.40

Part Number:544084202

In Stock

In Stock

Note: Oil Hose
 $27.40
In Stock
 $27.40
Crankcase
Husqvarna 450 (2010-09) Chainsaw Crankcase class=
 Fig #
1
Crankcase
 $123.29

Part Number:537438201

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $123.29
Usually ships in 7 - 12 business days
 $123.29
2
Stiffening Plate
 $7.53

Part Number:503875802

In Stock

In Stock

Note: Stiffening Plate
 $7.53
In Stock
 $7.53
3
Bar Bolt
 $8.71

Part Number:503875402

In Stock

In Stock

Note: Bar Bolt
 $8.71
In Stock
 $8.71
4
Bar Bolt
 $8.80

Part Number:537334601

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Bar Bolt
 $8.80
Usually ships in 7 - 12 business days
 $8.80
5
Bar Bolt
 $7.39

Part Number:544036401

In Stock

In Stock

Note: Bar Bolt
 $7.39
In Stock
 $7.39
6
Needle Roller
 $6.27

Part Number:503240905

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Needle Roller
 $6.27
Usually ships in 7 - 12 business days
 $6.27
7
Check Valve
 $3.99

Part Number:530026119

In Stock

In Stock

Note: Check Valve
 $3.99
In Stock
 $3.99
8
Filter
 $3.99

Part Number:537403502

In Stock

In Stock
 $3.99
In Stock
 $3.99
9
Oil Screen
 $8.71

Part Number:544083301

In Stock

In Stock

Note: Oil Screen
 $8.71
In Stock
 $8.71
10
Guide Pin
 $6.55

Part Number:544331601

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Guide Pin
 $6.55
Usually ships in 7 - 12 business days
 $6.55
11
Support
 $9.96

Part Number:597909701

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Mounting
 $9.96
Usually ships in 7 - 12 business days
 $9.96
12
Tank Cap Assembly
 $3.99

Part Number:544111203

In Stock

In Stock

Note: Tank Cap Assy Grey
 $3.99
In Stock
 $3.99
13
Sealing
 $8.71

Part Number:589241101

In Stock

In Stock

Note: Sealing
 $8.71
In Stock
 $8.71
14
Holder
 $10.05

Part Number:503578901

In Stock

In Stock

Note: Holder
 $10.05
In Stock
 $10.05
15
Chain Catcher Pin
 $11.20

Part Number:503886301

In Stock

In Stock

Note: Chain Catcher Pin
 $11.20
In Stock
 $11.20
16
Screw
 $6.62

Part Number:503218876

In Stock

In Stock

Note: Ihscft
 $6.62
In Stock
 $6.62
17
Lateral Support
 $7.46

Part Number:501007601

In Stock

In Stock

Note: Lateral Support
 $7.46
In Stock
 $7.46
18
Screw
 $6.15

Part Number:503215103

In Stock

In Stock

Note: Screw
 $6.15
In Stock
 $6.15
19
Chain Guide Plate
 $12.44

Part Number:544094001

In Stock

In Stock
 $12.44
In Stock
 $12.44
20
Screw
 $4.99

Part Number:503217010

In Stock

In Stock

Note: Ccrpant
 $4.99
In Stock
 $4.99
21
Felling Dog
 $14.78

Part Number:503905901

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $14.78
Usually ships in 7 - 12 business days
 $14.78
22
Screw
 $6.21

Part Number:503217520

In Stock

In Stock
 $6.21
In Stock
 $6.21
23
Hand Guard
 $8.71

Part Number:505422701

In Stock

In Stock
 $8.71
In Stock
 $8.71
24
Catch
 $9.96

Part Number:503892401

In Stock

In Stock

Note: Catch
 $9.96
In Stock
 $9.96
25
Screw
 $7.46

Part Number:503893001

In Stock

In Stock

Note: Screw
 $7.46
In Stock
 $7.46
26
Lock Spring
 $7.46

Part Number:503436501

In Stock

In Stock

Note: Lock Spring
 $7.46
In Stock
 $7.46
Crankshaft
Husqvarna 450 (2010-09) Chainsaw Crankshaft class=
 Fig #
1
Crankshaft
 $279.22

Part Number:525605001

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $279.22
Usually ships in 7 - 12 business days
 $279.22
2
Bearing
 $40.67

Part Number:544062001

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $40.67
Usually ships in 7 - 12 business days
 $40.67
3
Sealing
 $17.43

Part Number:544013801

In Stock

In Stock
 $17.43
In Stock
 $17.43
4
Support Bushing
 $24.90

Part Number:501451601

In Stock

In Stock
 $24.90
In Stock
 $24.90
Cylinder Cover
Husqvarna 450 (2010-09) Chainsaw Cylinder Cover class=
 Fig #
1
Cylinder Cover Assembly
 $43.32

Part Number:544348303

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $43.32
Usually ships in 7 - 12 business days
 $43.32
2
Label
 $6.15

Part Number:522709201

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $6.15
Usually ships in 7 - 12 business days
 $6.15
3
Snap
 $14.93

Part Number:503894701

In Stock

In Stock

Note: Snap
 $14.93
In Stock
 $14.93
Cylinder Piston
Husqvarna 450 (2010-09) Chainsaw Cylinder Piston class=
 Fig #
1
Cylinder
 $86.77

Part Number:544119802

In Stock

In Stock
 $86.77
In Stock
 $86.77
2
Piston Assembly
 $31.44

Part Number:544088905

In Stock

In Stock
 $31.44
In Stock
 $31.44
3
Piston Ring
 $32.68

Part Number:544088701

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $32.68
Usually ships in 7 - 12 business days
 $32.68
4
Circlip
 $3.99

Part Number:544211301

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
5
Support Bushing
 $24.90

Part Number:501451601

In Stock

In Stock
 $24.90
In Stock
 $24.90
6
Gasket
 $8.80

Part Number:544108701

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $8.80
Usually ships in 7 - 12 business days
 $8.80
7
Gasket
 $7.53

Part Number:544109201

In Stock

In Stock
 $7.53
In Stock
 $7.53
8
Screw
 $6.21

Part Number:503200527

In Stock

In Stock

Note: Ihscm
 $6.21
In Stock
 $6.21
9
Decompression Valve
 $59.10

Part Number:544870701

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $59.10
Usually ships in 7 - 12 business days
 $59.10
10
Spark Plug
 $5.29

Part Number:503235111

In Stock

In Stock

Note: Ngk Bpmr 7a
 $5.29
In Stock
 $5.29
11
Support
 $7.87

Part Number:540057301

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $7.87
Usually ships in 7 - 12 business days
 $7.87
12
Cylinder Plug
 $7.95

Part Number:503552201

In Stock

In Stock

Note: 272k
 $7.95
In Stock
 $7.95
13
Gasket Kit
 $24.65

Part Number:544972001

In Stock

In Stock

Note: Set of Gaskets
 $24.65
In Stock
 $24.65
Fuel Tank
Husqvarna 450 (2010-09) Chainsaw Fuel Tank class=
 Fig #
1
Fuel Tank Assembly
 $43.58

Part Number:537437906

In Stock

In Stock
 $43.58
In Stock
 $43.58
2
Screw
 $3.99

Part Number:503212810

In Stock

In Stock

Note: Ccrpant
 $3.99
In Stock
 $3.99
3
Pin
 $3.99

Part Number:720182520

In Stock

In Stock
 $3.99
In Stock
 $3.99
4
Throttle Trigger
 $11.20

Part Number:544099701

In Stock

In Stock
 $11.20
In Stock
 $11.20
5
Spring
 $7.46

Part Number:544099901

In Stock

In Stock

Note: Spring
 $7.46
In Stock
 $7.46
6
Throttle Lockout
 $9.96

Part Number:544099801

In Stock

In Stock
 $9.96
In Stock
 $9.96
7
Handle Insert
 $10.05

Part Number:504122201

In Stock

In Stock
 $10.05
In Stock
 $10.05
8
Throttle Cable Assembly
 $12.44

Part Number:504098801

In Stock

In Stock
 $12.44
In Stock
 $12.44
9
Fuel Hose
 $18.56

Part Number:544128604

In Stock

In Stock

Note: Fuel Hose
 $18.56
In Stock
 $18.56
10
Fuel Filter
 $11.20

Part Number:591375401

In Stock

In Stock
 $11.20
In Stock
 $11.20
11
Return Hose
 $18.68

Part Number:577535101

In Stock

In Stock

Note: Return Hose
 $18.68
In Stock
 $18.68
12
Tank Cap Assembly
 $3.99

Part Number:544111203

In Stock

In Stock

Note: Tank Cap Assy Grey
 $3.99
In Stock
 $3.99
13
Sealing
 $8.71

Part Number:589241101

In Stock

In Stock

Note: Sealing
 $8.71
In Stock
 $8.71
14
Holder
 $10.05

Part Number:503578901

In Stock

In Stock

Note: Holder
 $10.05
In Stock
 $10.05
15
Decal Warning
 $6.55

Part Number:544375001

In Stock

In Stock

Note: Decal Warning
 $6.55
In Stock
 $6.55
16
Lateral Support
 $7.46

Part Number:501007601

In Stock

In Stock

Note: Lateral Support
 $7.46
In Stock
 $7.46
17
Anti Vibrations Element
 $25.14

Part Number:544101201

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $25.14
Usually ships in 7 - 12 business days
 $25.14
18
Grooved Pin
 $6.68

Part Number:721126339

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Grooved Pin
 $6.68
Usually ships in 7 - 12 business days
 $6.68
19
Fuel Tank Vent
 $17.23

Part Number:501152901

In Stock

In Stock

Note: Fuel Tank Vent
 $17.23
In Stock
 $17.23
Handle
Husqvarna 450 (2010-09) Chainsaw Handle class=
 Fig #
1
Front Handle
 $17.43

Part Number:505422601

In Stock

In Stock
 $17.43
In Stock
 $17.43
2
Screw
 $6.62

Part Number:503218876

In Stock

In Stock

Note: Ihscft
 $6.62
In Stock
 $6.62
3
Screw
 $6.21

Part Number:503210270

In Stock

In Stock

Note: Ihscft
 $6.21
In Stock
 $6.21
4
Insulator
 $32.36

Part Number:503898301

In Stock

In Stock

Note: Antivibration Element
 $32.36
In Stock
 $32.36
Ignition System
Husqvarna 450 (2010-09) Chainsaw Ignition System class=
 Fig #
1
Flywheel Assembly
 $157.58

Part Number:544111801

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $157.58
Usually ships in 7 - 12 business days
 $157.58
2
Starter Pawl
 $9.27

Part Number:537245601

In Stock

In Stock

Note: Starter Pawl
 $9.27
In Stock
 $9.27
3
Pin, Starter Catch
 $9.86

Part Number:501819903

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Screw
 $9.86
Usually ships in 7 - 12 business days
 $9.86
4
Washer
 $6.62

Part Number:503230042

In Stock

In Stock

Note: Washer Steel
 $6.62
In Stock
 $6.62
5
Spring, Starter Catch
 $7.95

Part Number:529271101

In Stock

In Stock

Note: Spring
 $7.95
In Stock
 $7.95
6
Nut
 $7.46

Part Number:503220401

In Stock

In Stock
 $7.46
In Stock
 $7.46
7
Ignition Module
 $34.86

Part Number:573935702

In Stock

In Stock
 $34.86
In Stock
 $34.86
8
Wiring Assembly
 $13.69

Part Number:510101501

In Stock

In Stock
 $13.69
In Stock
 $13.69
9
Screw
 $6.27

Part Number:503200220

In Stock

In Stock

Note: Screw Ihscfm
 $6.27
In Stock
 $6.27
Muffler
Husqvarna 450 (2010-09) Chainsaw Muffler class=
 Fig #
1
Muffler Assembly
 $113.16

Part Number:578249701

In Stock

In Stock

Note: Muffler Assy
 $113.16
In Stock
 $113.16
2
Screen
 $11.20

Part Number:579753301

In Stock

In Stock

Note: Spark Arrester
 $11.20
In Stock
 $11.20
3
Heat Deflector
 $10.50

Part Number:579753201

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $10.50
Usually ships in 7 - 12 business days
 $10.50
4
Gasket
 $6.62

Part Number:544084401

In Stock

In Stock
 $6.62
In Stock
 $6.62
5
Screw
 $6.21

Part Number:725536855

In Stock

In Stock
 $6.21
In Stock
 $6.21
6
Screw
 $6.27

Part Number:724128759

In Stock

In Stock

Note: Screw Crpanm
 $6.27
In Stock
 $6.27
800
Gasket Kit
 $24.65

Part Number:544972001

In Stock

In Stock

Note: Set of Gaskets
 $24.65
In Stock
 $24.65
Starter
Husqvarna 450 (2010-09) Chainsaw Starter class=
 Fig #
1
Starter Assembly
 $123.30

Part Number:544071604

In Stock

In Stock
 $123.30
In Stock
 $123.30
2
Starter Housing
 $40.17

Part Number:586690203

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $40.17
Usually ships in 7 - 12 business days
 $40.17
3
Reinforcement Sleeve
 $12.32

Part Number:537283201

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Reinforcement Sleeve
 $12.32
Usually ships in 7 - 12 business days
 $12.32
4
Spring Cassette Assembly
 $24.90

Part Number:540057502

In Stock

In Stock

Note: Spring Cassette Assy
 $24.90
In Stock
 $24.90
5
Screw
 $3.99

Part Number:503212810

In Stock

In Stock

Note: Ccrpant
 $3.99
In Stock
 $3.99
6
Pulley
 $32.36

Part Number:537092502

In Stock

In Stock
 $32.36
In Stock
 $32.36
7
Screw Ihsct
 $6.68

Part Number:503217716

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Ihsct
 $6.68
Usually ships in 7 - 12 business days
 $6.68
8
Starter Rope
 $9.27

Part Number:505305125

In Stock

In Stock

Note: Starter Cord
 $9.27
In Stock
 $9.27
9
Starter Handle
 $11.20

Part Number:537232501

In Stock

In Stock

Note: Starter Handle
 $11.20
In Stock
 $11.20
10
Recoil Starter Screw
 $4.99

Part Number:503217321

In Stock

In Stock

Note: Screw Cihscto
 $4.99
In Stock
 $4.99
11
Label
 $6.15

Part Number:544377001

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $6.15
Usually ships in 7 - 12 business days
 $6.15
12
Cooling Air Conductor
 $13.69

Part Number:544081501

In Stock

In Stock
 $13.69
In Stock
 $13.69
Miscellaneous Parts
 Fig #
16-inch Chainsaw Laminate Bar
 $56.59

Part Number:531300436

In Stock

In Stock
 $56.59
In Stock
 $56.59
Chainsaw Blade 18 inch Obsolete - Not Available
 $59.85

Part Number:531300438

Discontinued

Discontinued
 $59.85
Discontinued
X-cut Sp33g Chainsaw Chain 16
 $29.12

Part Number:581643602

In Stock

In Stock
 $29.12
In Stock
 $29.12
X-cut Sp33g Chainsaw Chain 18
 $31.51

Part Number:581643603

In Stock

In Stock
 $31.51
In Stock
 $31.51
X-cut Sp33g Chainsaw Chain 13-
 $31.44

Part Number:581643656

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: SP33G .325 .050 56DL
 $31.44
Usually ships in 7 - 12 business days
 $31.44
X-cut Sp33g Chainsaw Chain 16
 $29.41

Part Number:581643666

In Stock

In Stock

Note: SP33G .325 .050 66DL
 $29.41
In Stock
 $29.41
X-cut Sp33g Chainsaw Chain 18
 $31.20

Part Number:581643672

In Stock

In Stock
 $31.20
In Stock
 $31.20
X-cut Sp33g Chainsaw Chain 18
 $31.20

Part Number:581643672

In Stock

In Stock
 $31.20
In Stock
 $31.20
X-cut Sp33g Chainsaw Chain 20
 $34.32

Part Number:581643680

In Stock

In Stock

Note: SP33G .325 .050 80DL
 $34.32
In Stock
 $34.32
X-force Laminated Bar 13 In
 $46.84

Part Number:596199756

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $46.84
Usually ships in 7 - 12 business days
 $46.84
X-force Laminated Bar 16 In
 $55.48

Part Number:596199766

In Stock

In Stock
 $55.48
In Stock
 $55.48
Bar 18
 $62.27

Part Number:596199772

In Stock

In Stock
 $62.27
In Stock
 $62.27
Bar 20
 $74.73

Part Number:596199780

In Stock

In Stock
 $74.73
In Stock
 $74.73
Saw Parts  Chain Saw Parts

Repair Guides for Husqvarna Chainsaw 450 (2010-09)

Power Tool Care and Maintenance 101

This article suggests guidelines for power tool care and maintenance. It also describes information tools available at eReplacementParts.com.

Questions & Answers for Husqvarna 450 (2010-09)

I have lost the screw for chain brake handle left side and can't find part number
Robert for model number Rancher 450 asked on 2022-06-16
Hello Robert, thank you for your question. Our research indicates Screw 503217010. It is item #10 on the schematic. If you need help placing an order, customer service is open 7 days a week. Please feel free to give us a call. We look forward to hearing from you.
eReplacementParts Team June 16, 2022
Related Parts: Screw
I need the gasket for the chain oiler and a spring tool to reinsert the heavy duty coil spring that tensions the brake spring
Gary for model number 450 Rancher asked on 2022-07-31
Hello Gary, thank you for your question. Looking at the schematic labelled Chain Brake, we find 450 Rancher the Knee Joint 503890802, Screw 503217010 and Pin 503892901. If you need help placing an order, customer service is open 7 days a week. Please feel free to give us a call. We look forward to hearing from you.
eReplacementParts Team July 31, 2022
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