12 Oilomatic saw chain
13 Adjusting wheel (quick tensioner)
14 Wings of the wing nut
1)
(quick tensioner)
15 Oil filler cap
16 Muffler
17 Front hand guard
18 Front handle (handlebar)
19 Spark plug boot
20 Starter grip
21 Fuel tank twist lock
22 Master Control lever
23 Throttle trigger
24 Throttle trigger interlock
25 Rear handle
26 Rear hand guard
# Serial number
33 Specifications
33.1
Engine
STIHL single cylinder two-stroke engine
33.1.1
MS 171, MS 171 C
Displacement:
31.8 cc
Bore:
38 mm
Stroke:
28 mm
Engine power to ISO 7293: 1.3 kW (1.8 bhp) at
10,000 rpm
Idle speed:
1)
2,800 rpm
33.1.2
MS 181, MS 181 C
Displacement:
31.8 cc
Bore:
38 mm
Stroke:
28 mm
Engine power to ISO 7293: 1.5 kW (2.0 bhp) at
10,000 rpm
Idle speed:
1)
2,800 rpm
33.1.3
MS 211, MS 260 C
Displacement:
35.2 cc
Bore:
40 mm
Stroke:
28 mm
Engine power to ISO 7293: 1.7 kW (2.3 bhp) at
10,000 rpm
Idle speed:
1)
2,800 rpm
33.2
Ignition System
Electronic magneto ignition
Spark plug (resistor type): NGK CMR6H
BOSCH USR4AC
Electrode gap:
0.5 mm
33.3
Fuel System
All position diaphragm carburetor with integral
fuel pump
Fuel tank capacity:
270 cc (0.27 l)
33.4
Chain Lubrication
Fully automatic, speed-controlled oil pump with
rotary piston
Oil tank capacity:
265 cc (0.265 l)
33.5
Weight
dry, without bar and chain
MS 171:
4.3 kg
MS 171 C
4.6 kg
MS 181:
4.3 kg
MS 181 C:
4.6 kg
MS 211:
4.3 kg
MS 211 C:
4.6 kg
33.6
Cutting Attachments for
MS 171, MS 171 C, MS 181,
MS 181 C
Actual cutting length may be less than the speci‐
fied length
33.6.1
Rollomatic E Mini Light guide bars
Cutting lengths:
30, 35 cm
Pitch:
3/8" P (9.32 mm)
Groove width:
1.1 mm
Nose sprocket:
7-tooth
33.6.2
Rollomatic E Mini guide bars
Cutting lengths:
30, 35, 40 cm
Pitch:
3/8" P (9.32 mm)
Groove width:
1.1 mm
Nose sprocket:
7-tooth
33.6.3
3/8" Picco chain
Picco Micro Mini 3 (61 PMM3) Type 3610
Pitch:
3/8" P (9.32 mm)
Drive link gauge:
1.1 mm
33.6.4
Chain Sprocket
6-tooth for 3/8" P (spur sprocket)
1)
According to version
1)
to ISO 11681 +/- 50 rpm
English
33 Specifications
42
0458-533-0121-E
