Technical Data - Husqvarna HS 139A Workshop Manual

8.1 Technical data

Brand
Engine type
3
Displacement, cm
Idle speed, rpm
Max. engine speed, rpm
Max. power, kW/3600 rpm
Max. torque, Nm/2500 rpm
4
Cylinder pressure , kg/cm
Bore × stroke, mm
Compression ratio
Rotation
Engine lubrication type
Nominal engine output, kW
Ignition system
Start
Ignition
Spark plug
Electrode gap, mm
Valve clearance
Inlet valve, mm
Exhaust valve, mm
Fuel and lubrication system
Fuel tank capacity, litre
Fuel consumption, g/kW·h
Oil tank capacity, litre
Engine oil
Weight
With empty tanks, kg
Dimension
Without P.T.O., L×W×H, mm
3
Measured at no load
4
Measured at 600 rpm.
5
The power rating of the engine indicated is the average net output (at specified rpm) of a typical production en-
gine for the engine model measured to SAE standard J1349/ISO1585. Mass production engines may differ from
this value. Actual power output for the engine installed on the final product will depend on the operating speed,
environmental conditions and other values.
1425 - 001 - 03.06.2020
8 Technical data
3
2
5
HS 139A
Husqvarna
Single cylinder, 4-Stroke,
Forced Air Cooling, OHV
139
1800±150
2900±100
2.4
7.5
4.0-6.0
65×42
8.3 :1
Counterclockwise (from P.T.O.
side)
Splash
2.2
Recoil start
Transistorized magneto Ignition Transistorized magneto Ignition
Husqvarna HQT-7
0.7-0.8
0.10~0.15
0.10~0.20
0.9
≤395
0.5
SAE 10W-30
8.9
369 × 345 × 261
HS 166A
Husqvarna
Single cylinder, 4-Stroke,
Forced Air Cooling, OHV
166
1800±150
2900±100
2.9
9.5
4.0-6.0
65×50
8.5 :1
Counterclockwise (from P.T.O.
side)
Splash
2.75
Recoil start
Husqvarna HQT-7
0.7-0.8
0.10~0.15
0.10~0.15
1.0
≤395
0.5
SAE 10W-30
9.5
391 × 340 × 278
Technical data- 41