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Model: CS-670

MANUFACTURED BY:
ECHO (KIORITZ CORPORATION)
TOKYO, Japan
SERIES OR ASSEMBLY NUMBER:
YEAR INTRODUCED:
2001
YEAR DISCONTINUED:
2009
ENGINE DISPLACEMENT:
66.7 cc (4.07 cu. in.)
NUMBER OF CYLINDERS:
Air cooled, two-stroke, single cylinder gasoline engine
CYLINDER BORE:
50 mm (1.969 in.)
PISTON STROKE:
34 mm (1.339 in.)
PISTON RING THICKNESS:
2 rings
CYLINDER TYPE:
Aluminum with Chrome plated bore
INTAKE METHOD:
Piston Ported
MANUFACTURER ADVERTISED H.P.:
WEIGHT:
6.5 kg (14.3 lbs.) powerhead only
OPERATOR CONFIGURATION:
One Man
HANDLEBAR SYSTEM:
Anti-Vibration
CHAIN BRAKE:
Inertia Activated
CLUTCH:
Centrifugal, 3 metal shoes, engages at 3,600 to 4,300 rpm
DRIVE TYPE:
Direct
CONSTRUCTION:
Die cast magnesium, injection molded polymer
MAGNETO TYPE:
CDI Electronic
CARBURETOR:
Walbro HD-203
MAJOR REPAIR KIT:
MINOR REPAIR KIT:
AIR FILTER SYSTEM:
Round cartridge
STARTER TYPE:
Automatic rewind
OIL PUMP:
Automatic, adjustable, gear driven, manual override
MAXIMUM ENGINE RPM:
12,500 to 13,500
IDLE RPM:
2,200 to 2,800
IGNITION TIMING:
Fixed
BREAKER POINT SETTING:
none
FLYWHEEL/COIL AIR GAP:
SPARK PLUG TYPE:
NGK BPM7A
SPARK PLUG GAP:
0.6 to 0.8 mm (0.024 to 0.026 in.)
CRANKSHAFT MAIN BEARINGS:
Ball
FUEL TANK CAPACITY:
640 ml (21.64 fl. oz.)
FUEL OIL RATIO:
370 ml (12.5 fl. oz.)
RECOMMENDED FUEL OCTANE:
89 regular automotive.
ASPEN2 pre-mixed Alkylate fuel is
best at 93 octane, no ethanol, has very long shelf life
MIX OIL SPECIFICATION:
ECHO two cycle. ISO-L-EDG. Jaso M345/FD
ASPEN Synthetic mix oil is best
CHAIN PITCH:
3/8 in.
CHAIN TYPE:
Oregon 72LP
BAR MOUNT PATTERN:
10 link
SHORTEST GUIDE BAR SUPPLIED:
40 cm (16 in.)
LONGEST GUIDE BAR SUPPLIED:
61 cm (27 in.)
COLOUR SCHEME:
PAINT CODES:
ILLUSTRATED PARTS LIST:
SERVICE MANUAL:

COMMENTS:



 

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