Stihl MS441 C-M User Manual

MS 441 C-M
English
54
EPA / CEPA
The Emission Compliance Period
referred to on the Emissions
Compliance Label indicates the number
of operating hours for which the engine
has been shown to meet Federal
emission requirements.
Category
Engine
STIHL single cylinder two-stroke engine
Ignition system
Electronic magneto ignition
(breakerless)
Fuel system
All position diaphragm carburetor with
integral fuel pump
Chain lubrication
Fully automatic, speed-controlled oil
pump with reciprocating piston –
additional manual oil flow control
Weight
Cutting attachment
Recommended cutting attachments in
compliance with Sec. 5.11 of ANSI
standard B 175.1-2000
Observe the information about ANSI
standard B 175.1-2000 as well as the
definition "low-kickback saw chain" in
the section "Safety Precautions and
Working Techniques".
Rollomatic E guide bars
Saw chains 3/8"
Chain sprocket
In order to comply with the kickback
performance requirements of Sec. 5.11
of ANSI standard B 175.1-2000, do not
use replacement saw chains unless they
have been designated as meeting the
ANSI Sec. 5.11 requirements on this
specific powerhead, or have been
designated as "low kickback" saw
chains in accordance with the ANSI B
175.1-2000 standard.
Specifications
A = 300 hours
B = 125 hours
C = 50 hours
Displacement: 4.31 cu. in.
(70.7 cm
3
)
Bore: 1.97 in. (50 mm)
Stroke: 1.41 in. (36 mm)
Engine power to
ISO 7293:
5.6 hp (4.2 kW)
at 9,500 rpm
Idle speed: 2,800 rpm
Maximum permissi-
ble speed with bar
and chain: 13,500 rpm
Spark plug
(suppressed):
NGK BPMR 7 A,
Bosch WSR 6 F
Electrode gap: 0.02 in. (0.5 mm)
Fuel tank capacity: 24.5 oz (0.725 l)
Oil tank capacity: 12.2 fl.oz (0.36 l)
dry, without bar and chain
MS 441: 14.6 lbs. (6.6 kg)
MS 441 with wrap
around handlebar: 15.4 lbs. (7.0 kg)
STIHL reduced kickback guide bars
(with green label)
Bar lengths: 16, 18, 20, 25 in
(40, 45, 50, 63 cm)
Pitch: 3/8" (9.32 mm)
Groove width: 0.050 in. (1.3 mm)
or 0.063 in.
(1.6 mm)
Sprocket nose: 10-tooth
STIHL reduced kickback saw chains
(with green label)
Rapid Super 3 (33 RS3) Type 3624
Pitch: 3/8" (9,32 mm)
Drive link gauge: 0,050 in. (1,3 mm)
TIHL reduced kickback saw chains (with
green label)
Rapid Super 3 (36 RS3) Type 3626
Pitch: 3/8" (9,32 mm)
Drive link gauge: 0,063 in. (1,6 mm)
7-tooth for 3/8" (rim sprocket)

Stihl MS441 C-M Specifications

General

Displacement	70.7 cc
Chain oil automatic adjustment	Yes
Vibration damping	Yes
Starter	STIHL ElastoStart
Engine Power	5.6 bhp
Guide Bar Lengths	40 to 71 cm (16 to 28 in.)
STIHL Oilomatic chain pitch	3/8"
Ignition system	Electronic
Fuel Capacity	24.5 oz
Chain Oil Capacity	12.2 oz