English
Specifications
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
A = 300 hours
B = 125 hours
C = 50 hours
CARB
The Emission Compliance Period used
on the CARB-Air Index Label indicates
the terms:
Extended = 300 hours
Intermediate = 125 hours
Moderate = 50 hours
Engine
STIHL single cylinder two-stroke engine
Displacement:
27.2 cc
(1.66 cu.in)
Bore:
34 mm (1.34 in)
Stroke:
30 mm (1.18 in)
Engine power to ISO
0.8 kW (1.1 bhp)
8893:
at 8,500 rpm
Idle speed:
2,800 rpm
Cut-off speed (rated): 10,000 rpm
40
Ignition System
Electronic magneto ignition
Spark plug (resistor
type):
NGK CMR 6 H
Electrode gap:
0.5 mm (0.02 in)
Fuel System
All position diaphragm carburetor with
integral fuel pump
Fuel tank capacity:
0.34 l (11.5 fl.oz)
Chain lubrication
Fully automatic, speed-controlled oil
pump with rotary piston
Oil tank capacity
0.12 l (4.1 fl.oz)
Weight
dry, without bar and chain
HT 56 C:
6.4 kg (14.1 lbs)
Cutting attachments
Rollomatic E Mini guide bars
Reduced kickback STIHL guide bars
(with green label)
Bar lengths:
25, 30 cm (10, 12 in.)
Pitch:
1/4" P (6.35 mm)
Groove width: 1.1 mm (0.043 in.)
Actual cutting length will be less than
listed bar length.
Saw chain 1/4" P
Low kickback STIHL saw chain (with
green label)
Picco Micro 3 (71 PM3) Type 3670
Pitch:
1/4" P (6.35 mm)
Drive link gauge:
1.1 mm (0.043 in.)
Chain sprocket
8-tooth for 1/4" P
Since new bar/chain combinations may
be developed after publication of this
Manual, ask your STIHL dealer for the
latest STIHL recommendations.
HT 56 C