Skip to Content
Specifications
Blowers

Blowers

Specifications

PB-770H, PB-770T Specifications

Physical Dimensions

SpecificationValue
Length 770H375 mm (14.8 in.) (w/o pipes)
Length 770T375 mm (14.8 in.) (w/o pipes)
Width 770H535 mm (21.1 in.)
Width 770T490 mm (19.3 in.)
Height 770H475 mm (18.7 in.)
Height 770T475 mm (18.7 in.)
Weight (Dry) 770H10.0 kg (22.0 lb.) (w/o pipes)
Weight (Dry) 770T9.8 kg (21.6 lb.) (w/o pipes)

Engine

SpecificationValue
TypeAir-cooled, two-stroke, single-cylinder gasoline engine
Bore48.0 mm (1.89 in.)
Stroke35.0 mm (1.38 in.)
Displacement63.3 cc (3.86 cu. in.)

Exhaust System

SpecificationValue
ExhaustSpark arrester - catalytic muffler / muffler

Fuel & Lubrication

SpecificationValue
CarburetorDiaphragm model with purge bulb
Ignition SystemFlywheel magneto, capacitor discharge ignition type
Spark PlugNGK BPM-8Y (Gap 0.65 mm / 0.026 in.)
Fuel TypeMixed (Gasoline and Two-stroke Oil)
Fuel/Oil Ratio50:1 with Power Blend X™ ISO-L-EGD (ISO/CD 13738) and J.A.S.O. M345-FD, two-stroke, air-cooled engine oil.
GasolineUse 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.
OilPower Blend X™ Premium Universal 2-Stroke Oil
Fuel Tank Capacity2.02 L (68.3 U.S. fl. oz.)

Starter System

SpecificationValue
Starter TypeAutomatic Recoil Starter, centrifugal type

Performance

SpecificationValue
Idle Speed2,500 RPM
Wide Open Throttle Speed (W.O.T.)6,700 RPM
Average Air Speed with Pipes87.62 m/sec (196 MPH)
Maximum Air Speed with Pipes104.61 m/sec (234 MPH)
Air Volume21.41 m³/min (756 cu. ft./min.)

Noise Level

SpecificationValue
Sound Level at 50 ft. (dB(A)) Scale per ANSI B175.26573 dB(A)

Need more help?

Ask a different question
Select a different product
©2025 ECHO INCORPORATED, ALL RIGHTS RESERVEDSitemap
SHOPStore LocatorApparelParts CatalogBuy Service Parts
Sitemap