Specifications
Engine
EPA:
The emission permit duration to which
reference is made in the emission permit
label indicates the number of hours of
operation for which compliance with US
emission standards has been
demonstrated for an engine.
Category A = 300 hours, B = 125 hours,
C = 50 hours.
CARB:
The emission permit duration featured
on the CARB label refers to the following
periods:
Extended = 300 hours
Intermediate = 125 hours
Moderate = 50 hours
Single-cylinder two-stroke engine
Displacement:
1.66 cc
(27.2 cm
Bore:
1.34 in (34 mm)
Stroke:
1.18 in (30 mm)
Engine power to
ISO 8893:
1, 1 bhp (0.8 kW)
Idle speed:
2800 rpm
Max. engine speed: 8900 rpm
Max. output shaft
speed (tool):
200 rpm
MM 55, MM 55 C
Ignition system
Type: Electronic magneto ignition
Spark plug
(suppressed):
Electrode gap:
Spark plug thread:
Fuel system
Carburetor: All-position diaphragm
carburetor with integral fuel pump
Fuel tank capacity:
Fuel mix:
Weight
without tool
3
)
MM 55
Special Accessories
Contact your STIHL dealer for
information regarding special
accessories that may be available for
your product.
Bosch WSR 6 F,
NGK BPMR 7 A
0.02 in (0.5 mm)
M 14 x 1.25;
0.37 in long
(9.5 mm)
11.1 fl. oz.
(0.33 l)
See "Fuel"
17.4 lbs (7.9 kg)
English / USA
27