Stihl 051 Parts


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Stihl 051 Specs


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"


Stihl 051 Chainsaw Part Number Lookup


Stihl 051 Parts List Order Stihl 051 Parts
1111 120 1601 Air Filter

1111 120 1602 Air Filter (fleece)

9220 260 1300 Bar Nuts

1111 664 0500 Bucking Spike

Tillotson Carburetor Models:
HS-60D

Walbro Carburetor Models:
WS-11

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 790 1700 Handlebar

1111 400 1303 Ignition Module

4205 140 0602 Muffler

1111 640 3600 Oil Cap

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)

1111 648 0400 Sprocket Cover

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


How to start a Stihl 051 chainsaw


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