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Model: 770-GS

MANUFACTURED BY:
HOMELITE-TEXTRON
PORT CHESTER, NEW YORK, USA
SERIES OR ASSEMBLY NUMBER:
770-G-S-1, 770-G-S-A-1
YEAR INTRODUCED:
1962
YEAR DISCONTINUED:
1963
ENGINE DISPLACEMENT:
5.8 cu. in. (95 ccm)
NUMBER OF CYLINDERS:
Homelite Two-Cycle single cylinder loop scavenged engine
CYLINDER BORE:
2.1875 in. (55.5mm)
PISTON STROKE:
1.546875 in. (39.29mm)
PISTON RING THICKNESS:
CYLINDER TYPE:
Aluminum with Chrome plated bore
INTAKE METHOD:
Reed valves (4 petal pyramid)
MANUFACTURER ADVERTISED H.P.:
not advertised
WEIGHT:
23 lbs powerhead only
OPERATOR CONFIGURATION:
One Man operation
HANDLEBAR SYSTEM:
Rigid
CHAIN BRAKE:
none
CLUTCH:
Centrifugal
DRIVE TYPE:
2 Gear reduction, 2.84:1 ratio with gear shift feature
CONSTRUCTION:
Die cast Magnesium
MAGNETO TYPE:
Phelon Flywheel type with breaker points
CARBURETOR:
Tillotson HL-117C
MAJOR REPAIR KIT:
RK-88HL
MINOR REPAIR KIT:
DG-5HL
AIR FILTER SYSTEM:
Microbin Ribbon element
STARTER TYPE:
Fairbanks Mores automatic rewind
OIL PUMP:
Manual
MAXIMUM ENGINE RPM:
6,000, no governor
IDLE RPM:
where clutch disengages
IGNITION TIMING:
fixed
BREAKER POINT SETTING:
0.015 in. (0.38mm)
FLYWHEEL/COIL AIR GAP:
SPARK PLUG TYPE:
Champion HO-8A (can sub J6)
SPARK PLUG GAP:
0.025 in. (0.63mm)
CRANKSHAFT MAIN BEARINGS:
Ball and caged needle roller
FUEL TANK CAPACITY:
60 oz. (1.77 litres)
FUEL OIL RATIO:
1/2 pint to 1 gallon
RECOMMENDED FUEL OCTANE:
Regular
MIX OIL SPECIFICATION:
Homelite chain saw mix oil
CHAIN PITCH:
1/2 in.
CHAIN TYPE:
Oregon 10C, 10L and 32C
BAR MOUNT PATTERN:
SHORTEST GUIDE BAR SUPPLIED:
14 in. (35cm)
LONGEST GUIDE BAR SUPPLIED:
38 in. (96cm)
COLOUR SCHEME:
PAINT CODES:
ILLUSTRATED PARTS LIST:
SERVICE MANUAL:

COMMENTS:



 

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