Illustrated parts lookup for Husqvarna 257 chainsaw models. Parts lists are in order by publication date.
Last production year: 2001
Displacement: 57cc
Cylinder diameter: 46mm
RPM: 9,000
Fuel mix ratio: 50:1
Husqvarna 257 Chainsaw 09 - 2001
501 87 97-06 / 501 87 97-04 air filter
503 22 00-01 bar nuts
503 28 16-05 Walbro HDA-120 carburetor
503 74 70-72 chain brake assembly
503 72 74-01 chain brake hand guard
501 86 90-02 choke control lever
501 45 54-03 clutch
503 64 66-04 clutch drum (.325 x7)
503 64 66-03 clutch drum (3/8"x7)
738 22 02-25 crankshaft bearing
503 66 08-72 cylinder
503 70 48-01 cylinder base gasket
503 71 53-01 decompression valve
503 54 01-03 front handle
501 81 96-02 fuel cap
503 44 32-01 fuel filter
581 75 62-01 fuel line
501 76 13-10 fuel tank and rear handle assembly
506 02 72-07 ignition coil
501 76 56-02 oil cap
501 54 41-02 oil pump screen
503 66 20-01 piston kit
503 28 90-28 piston ring
503 23 51-08 Champion RCJ7Y spark plug
501 48 54-02 spark plug boot
503 54 39-01 starter handle
505 30 51-25 starter rope
Husqvarna 257 specs
First production year: 1994Last production year: 2001
Displacement: 57cc
Cylinder diameter: 46mm
RPM: 9,000
Fuel mix ratio: 50:1
Husqvarna 257 parts diagram
Husqvarna 257 Chainsaw 01 - 1994Husqvarna 257 Chainsaw 09 - 2001
501 87 97-06 / 501 87 97-04 air filter
503 22 00-01 bar nuts
503 28 16-05 Walbro HDA-120 carburetor
503 74 70-72 chain brake assembly
503 72 74-01 chain brake hand guard
501 86 90-02 choke control lever
501 45 54-03 clutch
503 64 66-04 clutch drum (.325 x7)
503 64 66-03 clutch drum (3/8"x7)
738 22 02-25 crankshaft bearing
503 66 08-72 cylinder
503 70 48-01 cylinder base gasket
503 71 53-01 decompression valve
503 54 01-03 front handle
501 81 96-02 fuel cap
503 44 32-01 fuel filter
581 75 62-01 fuel line
501 76 13-10 fuel tank and rear handle assembly
506 02 72-07 ignition coil
501 76 56-02 oil cap
501 54 41-02 oil pump screen
503 66 20-01 piston kit
503 28 90-28 piston ring
503 23 51-08 Champion RCJ7Y spark plug
501 48 54-02 spark plug boot
503 54 39-01 starter handle
505 30 51-25 starter rope