Stihl SH 86 - Technical Specifications; Engine and Air Flow Specifications

BG 56, BG 56 C, BG 66, BG 86, BG 86 C, SH 56, SH 56 C, SH 86, SH 86 C
English
25
Engine
Ignition System
Electronic magneto ignition
Fuel System
All position diaphragm carburetor with
integral fuel pump
Maximum air flow rate
Air velocity
Weight
Single cylinder two-stroke engine
Displacement: 1.66 cu in
(27.2 cc)
Bore: 1.34 in (34 mm)
Stroke: 1.18 in (30 mm)
Idle speed: 2.500 rpm
Engine power to ISO 7293:
BG 56: 0.7 kW (0.9 hp)
BG 66: 0.6 kW (0.8 hp)
BG 86: 0.8 kW (1.1 hp)
SH 56: 0.7 kW (0.9 hp)
SH 86: 0.8 kW (1.1 hp)
Spark plug
(suppressed): NGK CMR 6 H
Electrode gap: 0.020 in
(0.5 mm)
Fuel tank capacity:
BG 56: 18.3 oz (0,54 L)
BG 66: 18.3 oz (0,54 L)
BG 86: 14.9 oz (0,44 L)
SH 56: 18.3 oz (0,54 L)
SH 86: 14.9 oz (0,44 L)
Blower mode,
without
nozzle Vacuum mode
BG 56: 430 cf/min
(730 m
3
/h) - - -
BG 66: 430 cf/min
(730 m
3
/h) - - -
BG 86: 477 cf/min
(810 m
3
/h) - - -
SH 56: 430 cf/min
(730 m
3
/h)
418 cf/min
(710 m
3
/h)
SH 86: 477 cf/min
(810 m
3
/h)
453 cf/min
(770 m
3
/h)
Blower mode, at round nozzle
BG 56: 143 mph
(64 m/sec)
BG 66: 143 mph
(64 m/sec)
BG 86: 154 mph
(69 m/sec)
SH 56: 143 mph
(64 m/sec)
SH 86: 154 mph
(69 m/sec)
Blower mode, at fan nozzle
BG 86: 190 mph
(85 m/sec)
SH 86: 190 mph
(85 m/sec)
Dry, blower mode
BG 56: 9.0 lbs (4.1 kg)
BG 56 C: 9.3 lbs (4.2 kg)
BG 66: 9.7 lbs (4.4 kg)
BG 86: 9.7 lbs (4.4 kg)
BG 86 C: 9.9 lbs (4.5 kg)
Dry, vacuum mode
SH 56: 11.5 lbs (5.3 kg)
SH 86: 12.2 lbs (5.7 kg)