Specifications
Engine
STIHL single cylinder two-stroke engine
Displacement: 91.6 cm
3
Bore: 54 mm
Stroke: 40 mm
Idle speed: 2,500
1
/min
Maximum engine speed
(cut-off speed): 13,000
1
/min
Electronic magneto ignition
(breakerless)
Spark plug (suppressed):
Bosch WSR 6 F or NGK BPMR 7 A
Electrode gap 0.5 mm (0.02 in)
Fuel/Oil System
Carburetor:
All position diaphragm carburetor
with integral fuel pump
Air filter:
Prefilter and bisectional box filter
Special accessory:
Heavy-duty (HD) air filter
Fuel tank capacity: 0.825 l (1.74 US pt)
Fuel mix: see chapter "Fuel"
Chain lubrication:
Fully automatic, speed-controlled
reciprocating oil pump.
Additional manual oil flow control
Oil tank capacity: 0.315 l (0.67 US pt)
Weight
without bar and chain:
7.3 kg (16.1 lb)
Cutting Attachment
Recommended cutting attachments
for compliance with § 4.12 of ANSI
Standard B 175.1-1985
(see page 12 of this Manual):
STIHL reduced kickback bar
(with green label): for 3/8" pitch:
Rollomatic with sprocket nose
40, 45 or 50 cm (16, 18 or 20 in)
STIHL low kickback chain*
(with green label):
9.32 mm (3/8") Rapid-Micro 2
(33 RM 2, 36 RM 2)
Chain sprocket:
8-tooth 3/8" pitch rim sprocket
Since new bar/chain combinations may
be developed after publication of this
Manual, ask your STIHL dealer for the
latest STIHL recommendations.
Other bars and chains available for this
powerhead are:
STIHL yellow-labeled bars: for 3/8" pitch:
Rollomatic "S" with sprocket nose
40, 45, 50, 63, 70, 75, 80 or 90 cm
(16, 18, 20, 24, 28, 30, 32 or 36 in)
for 0.404" pitch: Rollomatic "S" with
sprocket nose
50, 70, 80, 90 or 105 cm
(20, 28, 32, 36 or 42 in)
Duromatic with stellite tipped nose
40, 45, 50 or 60 cm (16, 18, 20 or 24 in)
STIHL yellow-labeled chains:
for 3/8" pitch: Rapid Micro
(33 RM, 36 RM, 33 RMF),
Rapid-Super (33 RS, 36 RS, 33 RSL,
36 RSL, 33 RSF, 33 RSLF, 36 RSLF,
33 RSLH, 36 RSLH),
Rapid-Duro (33 RD, 36 RD)
for 0.404" pitch:
Rapid-Micro (46 RM, 46 RMF),
Rapid-Super (46 RS, 46 RSF, 46 RSL,
46 RSLF, 46 RSLH),
Rapid-Standard (46 RCX)
* See definition of “low kickback chain”
on page 12.
48 066
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