Page 10 Technical Information 37.2007
TI_37_2007_30_01_02.fm
2. Specifications
2.1 Shortblock
2.2 Fuel system
The STIHL 2-cycle engine is mixture-lubricated and
must be operated with the recomended mixture of
gasoline and engine oil.
2.2.1 Fuel
2.2.2 Fuel tank
STIHL 2-cycle engine with stratified scavenging TS 410 TS 420
Displacement: 4.07 cu in (66.7 cm³) 4.07 cu in (66.7 cm³)
Bore: 1.97 in (50 mm) 1.97 in (50 mm)
Stroke: 1.34 in (34 mm) 1.34 in (34 mm)
Power output to ISO 7293: 4.3 hp at 9000 1/min 4.3 hp at 9000 1/min
Engine torque: 2.8 lbf ft (3.8 Nm) 2.8 lbf ft (3.8 Nm)
Torque at the cutting wheel: 5.6 lbf ft (7.6 Nm) 5.9 lbf ft (8.0 Nm)
Idle speed: 2500 rpm 2500 rpm
Clutch engages at: 3800 rpm 3800 rpm
Engine cutoff speed: 10100 rpm 10100 rpm
Max. spindle speed to ANSI B175.4-2006: 5350 rpm 5350 rpm
Starter mechanism: Single-pawl system Single-pawl system
Starter rope:
– Diameter x length 0.177 in x 37.2 in
(4.5 mm x 945 mm)
0.177 in x 37.2 in
(4.5 mm x 945 mm)
Fuel mixture: See instruction manual
Capacity: 26.0 oz (0.77 l)
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