Stihl 051 Parts  
Find parts in the Stihl 051 chainsaw parts list below and find where to purchase
them online.  

1111 120 1601 Air Filter  

1111 120 1602 Air Filter (fleece)  

9220 260 1300 Bar Nuts  

1111 664 0500 Bucking Spike  

1111 030 0401 Crankshaft  

1111 030 0402 Crankshaft  

1111 020 1200 Cylinder and Piston (52mm)  

1111 029 2300 Cylinder Gasket  

1111 149 0600 Exhaust Gasket  

1111 404 1204 Flywheel  

1111 404 1202 Flywheel (older models)  

1120 036 8500 Flywheel Key  

0000 350 3500 Fuel Filter  

4702 358 7700 Fuel Line  

1111 400 1303 Ignition Module  

4205 140 0602 Muffler  

1111 030 2000 Piston (52mm)  

1115 034 3010 Piston Ring (52mm x 1.5mm)  

1111 034 1501 Wrist Pin (13x8x39)  

9512 003 3440 Wrist Pin Needle Bearing Cage (13x17x17.5)  

9512 933 3800 Sprocket Needle Bearing Cage (14x18x15)  

1124 195 7200 Starter Pawl  

1117 195 3500 Spring Clip  

1121 195 3400 Starter Handle  

1117 007 1014 Starter Pulley  

1117 190 0601 Starter Spring  

1111 195 1600 Starter Spring (older models)  

1106 405 1000 Spark Plug Boot  

Bosch WSR6F Spark Plug  

Champion RCJ6Y Spark Plug  

NGK BPMR7A Spark Plug  

Tillotson Carburetor Models:  
HS-60D  

Walbro Carburetor Models:  
WS-11  
Stihl 051 Specifications  

First year of production: 1972  

Weight with standard bar: 23 lbs (10.5 kg)  

Displacement: 89 cc (5.42 cu. in.)  

Stated horse power: 5.8  

Fuel mix: 40:1 with Stihl 2 cycle oil  

Fuel tank size: 900 ml

Standard Cylinder Diameter: 52 mm (2.05 in.)  

Piston stroke: 42 mm (1.68 in.)  

Cylinder construction: chrome plated aluminum  

Crankcase construction: cast magnesium  

Standard chain pitch: 3/8" or .404"  
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