Illustrated parts lookup for Husqvarna 51 parts. Parts lists are in order by publication date.
Husqvarna 51 specs
First production year: 1990Last production year: 2000
Displacement: 51cc
Cylinder diameter: 45mm
RPM: 12,500
Fuel mix ratio: 50:1
Husqvarna 51 chainsaw parts diagram
Husqvarna 51 and 55 Chainsaws 01 - 1990
Husqvarna 51 and 55 Chainsaws 10 - 1991
Husqvarna 51 and 55 Chainsaws 06 - 1994
Husqvarna 51, 51 EPA, 55 and 55 EPA Chainsaws 06 - 1998
Husqvarna 51, 51 EPA, 55 and 55 EPA Chainsaws 05 - 2000
Popular parts list
503 60 83-01 / 503 89 81-01 Air filter
503 52 39-01 Outer bucking spikes
501 79 50-01 Inner bucking spikes
503 28 15-04 Carburetor (Walbro WT-170)
503 28 31-05 Carburetor (Zama C1Q-EL6)
503 28 31-06 Carburetor (Zama C1Q-EL7 for EPA models)
Walbro K20-WAT carburetor repair kit (for WT-170)
Walbro D10-WAT carburetor diaphragm and gasket kit (for WT-170)
Zama RB-45 carburetor repair kit (for C1Q-EL6 and C1Q-EL7)
Zama GND-33 carburetor diaphragm and gasket kit (for C1Q-EL6 and C1Q-EL7)
501 77 00-02 Carburetor mount gasket
501 54 63-01 Chain adjuster
501 45 61-01 Clutch
505 30 36-94 / 503 74 54-01 Clutch drum sprocket (.325” pitch x 7 T.)
503 45 39-01 Clutch drum sprocket (3/8” pitch x 7 T.)
503 08 87-02 Clutch drum sprocket (.325” pitch x 7 T.)
503 16 21-03 Cylinder gasket
503 10 23-03 Exhaust gasket
501 81 96-02 Fuel cap
503 44 32-01 Fuel filter
501 76 83-01 Fuel line
506 02 72-07 Ignition coil
501 76 66-02 Muffler
501 76 56-02 Oil cap
501 77 76-01 Oil pump
503 16 77-01 Piston kit (45mm)
503 28 90-11 Piston ring (45mm)
530 23 51-08 Champion RCJ7Y Spark plug
503 60 88-03 Starter assembly
503 54 39-01 Starter handle
505 30 37-35 Starter pulley
501 76 31-01 Starter spring
503 08 97-02 Stop switch