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Model: CS-490

MANUFACTURED BY:
ECHO (KIORITZ CORPORATION)
YOKOSUKA, MORIOKA Japan
SERIES OR ASSEMBLY NUMBER:
SERIAL NUMBER PREFIX:
YEAR INTRODUCED:
2015
YEAR DISCONTINUED:
current in 2018
ENGINE DISPLACEMENT:
50.2 ccm (3.06 cu. in.)
NUMBER OF CYLINDERS:
Air cooled, two-stroke, single cylinder gasoline engine
CYLINDER BORE:
47 mm
PISTON STROKE:
32 mm
PISTON RING THICKNESS:
CYLINDER TYPE:
Aluminum with CHROME plated bore
INTAKE METHOD:
Piston ported
MANUFACTURER ADVERTISED H.P.:
WEIGHT:
4.8 kg, (10.6 lbs.) powerhead only
OPERATOR CONFIGURATION:
One Man operation
HANDLEBAR SYSTEM:
Anti-Vibration
CHAIN BRAKE:
Inertia activated
CLUTCH:
Centrifugal
DRIVE TYPE:
Direct
CONSTRUCTION:
Injection molded polymer, die cast MAGNESIUM alloy
MAGNETO TYPE:
CDI Electronic, flywheel type
CARBURETOR:
MAJOR REPAIR KIT:
MINOR REPAIR KIT:
AIR FILTER SYSTEM:
Nylon mesh element
STARTER TYPE:
ECHO automatic rewind
OIL PUMP:
Automatic, adjustable
MAXIMUM ENGINE RPM:
IDLE RPM:
IGNITION TIMING:
fixed
BREAKER POINT SETTING:
none
FLYWHEEL/COIL AIR GAP:
SPARK PLUG TYPE:
BPM8Y
SPARK PLUG GAP:
0.6 to 0.7 mm
CRANKSHAFT MAIN BEARINGS:
BALL
FUEL TANK CAPACITY:
16.6 fl. oz.
FUEL OIL RATIO:
50:1
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:
.325 in. 0.050 in. gauge
CHAIN TYPE:
Carlton K1L or K1C
BAR MOUNT PATTERN:
SHORTEST GUIDE BAR SUPPLIED:
16 in. (40 cm)
LONGEST GUIDE BAR SUPPLIED:
20 in. (51 cm)
COLOUR SCHEME:
PAINT CODES:
ILLUSTRATED PARTS LIST:
SERVICE MANUAL:

COMMENTS:
Is a professional model in USA




 

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