PB-770 H/T SPECIFICATIONS
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© 4/2013 ECHO Inc.
SPECIFICATIONS
MODEL PB-770H, PB-770T
Length 770H 375mm (14.8 in.) (w/o pipes)
Length 770T 375mm (14.8 in.) (w/o pipes)
Width 770H 535 mm (21.1 in.)
Width 770T 490 mm (19.3 in.)
Height 770H 475 mm (18.7 in.)
Height 770T 475 mm (18.7 in.)
Weight (dry) 770H 10.0 kg (22.0 lb.) (w/o pipes)
Weight (dry) 770T 9.8 kg (21.6 lb.) (w/o pipes)
Engine Type Air cooled, two-stroke, single cylinder gasoline engine
Bore 48.0 mm (1.89 in.)
Stroke 35.0 mm (1.38 in.)
Displacement 63.3cc (3.86 cu. in.)
Exhaust Spark arrestor - catalytic muffler / muffler
Carburetor Diaphragm model w/purge bulb
Ignition System Flywheel magneto, capacitor discharge ignition type
Spark Plug NGK BPM-8Y (Gap 0.65 mm (0.026 in.)
Fuel Mixed (Gasoline and Two-stroke Oil)
Fuel/Oil Ratio
50 : 1 Power Blend X
TM
ISO-L-EGD (ISO/CD 13738) and J.A.S.O. M345- FD, two-stroke,
air-cooled engine oil.
Gasoline
Use 89 Octane unleaded. Do not use fuel containing methyl alcohol, more than 10% ethyl
alcohol or 15% MTBE. Do not use alternative fuels such as E-15 or E-85.
Oil Power Blend X
TM
Premium Universal 2-Stroke Oil
Fuel Tank Capacity 2.02 lit. (68.3 US fl. oz.)
Starter System Automatic Recoil Starter, centrifugal type
Idle Speed 2,500 RPM
Wide Open Throttle Speed (W.O.T.) 6,700 RPM
Average Air Speed w/pipes (MPH) 87.62 m/sec (196 mph)
Maximum Air Speed w/pipes (MPH) 104.61 m/sec (234 mph)
Air Volume 21.41 m3/min. (756 cu. ft./min.)
Sound Level at 50 ft. dB(A) scale per
ANSI B175.265 dB(A)
73 dB(A)
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