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Model: CS-290EVL

MANUFACTURED BY:
ECHO (KIORITZ CORPORATION)
TOKYO, Japan
SERIES OR ASSEMBLY NUMBER:
CS-290EVL, CS-290EVLP
YEAR INTRODUCED:
1981
YEAR DISCONTINUED:
1989
ENGINE DISPLACEMENT:
27.9 cc (1.7 cu. in.)
NUMBER OF CYLINDERS:
Air cooled, two-stroke, single cylinder gasoline engine
CYLINDER BORE:
35 mm (1.378 in.)
PISTON STROKE:
29 mm (1.142 in.)
PISTON RING THICKNESS:
1 ring
CYLINDER TYPE:
Aluminum with chrome plated bore
INTAKE METHOD:
Piston ported
MANUFACTURER ADVERTISED H.P.:
not advertised
WEIGHT:
3.8 kg (8.4 lbs.) powerhead only
OPERATOR CONFIGURATION:
One Man operation
HANDLEBAR SYSTEM:
Anti-vibration
CHAIN BRAKE:
Mechanical
CLUTCH:
Centrifugal
DRIVE TYPE:
Direct
CONSTRUCTION:
Die cast magnesium
MAGNETO TYPE:
CDI Electronic
CARBURETOR:
ZAMA C1S-K1B
MAJOR REPAIR KIT:
RB-7
MINOR REPAIR KIT:
GND-4
AIR FILTER SYSTEM:
Cellulose fiber element
STARTER TYPE:
Automatic rewind
OIL PUMP:
Automatic, gear driven
MAXIMUM ENGINE RPM:
10,500 TO 11,500
IDLE RPM:
2,800 TO 3,200
IGNITION TIMING:
fixed at 30 degrees
BREAKER POINT SETTING:
none
FLYWHEEL/COIL AIR GAP:
0.3 to 0.4 mm (0.012 to 0.016 in.)
SPARK PLUG TYPE:
Champion RCJ8, NGK BPM6A, or BPM6Y
SPARK PLUG GAP:
0.63 mm (0.025 in.)
CRANKSHAFT MAIN BEARINGS:
Ball, 6201
FUEL TANK CAPACITY:
200 ml (6.8 oz.)
FUEL OIL RATIO:
50:1 with ECHO oil
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/FC, FD
ASPEN Synthetic mix oil is best
CHAIN PITCH:
1/4 in., later 3/8 in. low profile
CHAIN TYPE:
Oregon 25AP, 91SG
BAR MOUNT PATTERN:
03 link
SHORTEST GUIDE BAR SUPPLIED:
30 cm (12 in.)
LONGEST GUIDE BAR SUPPLIED:
40 cm (16 in.)
COLOUR SCHEME:
Orange enamel
PAINT CODES:
ILLUSTRATED PARTS LIST:
SERVICE MANUAL:

COMMENTS:



 

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