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Model: CST-610EVL

MANUFACTURED BY:
ECHO (KIORITZ CORPORATION)
TOKYO, Japan
SERIES OR ASSEMBLY NUMBER:
YEAR INTRODUCED:
1986
YEAR DISCONTINUED:
ENGINE DISPLACEMENT:
61.0 cc (3.72 cu. in.)
NUMBER OF CYLINDERS:
Air cooled, two-stroke, twin cylinder gasoline engine
CYLINDER BORE:
36 mm (1.417 in.)
PISTON STROKE:
30 mm (1.181 in.)
PISTON RING THICKNESS:
CYLINDER TYPE:
Aluminum with chrome plated bore
INTAKE METHOD:
Reed valves
MANUFACTURER ADVERTISED H.P.:
not advertised
WEIGHT:
6.9 kg (15.2 lbs.) powerhead only
OPERATOR CONFIGURATION:
One Man operation
HANDLEBAR SYSTEM:
Anti-vibration
CHAIN BRAKE:
none
CLUTCH:
Centrifugal
DRIVE TYPE:
Direct
CONSTRUCTION:
Die cast magnesium
MAGNETO TYPE:
CD Electronic
CARBURETOR:
Walbro HDA
MAJOR REPAIR KIT:
K10-HDA
MINOR REPAIR KIT:
D10-HDA
AIR FILTER SYSTEM:
Flocked wire screen element
STARTER TYPE:
Automatic rewind
OIL PUMP:
Automatic worm gear driven with manual override
MAXIMUM ENGINE RPM:
IDLE RPM:
IGNITION TIMING:
fixed
BREAKER POINT SETTING:
none
FLYWHEEL/COIL AIR GAP:
0.3 mm (0.012 in.)
SPARK PLUG TYPE:
NGK BPM7A, Champion CJ6Y
SPARK PLUG GAP:
0.63 mm (0.025 in.)
CRANKSHAFT MAIN BEARINGS:
Ball
FUEL TANK CAPACITY:
610 ml (20.6 fl. oz.)
FUEL OIL RATIO:
25:1
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:
3/8 in.
CHAIN TYPE:
Oregon 72DP
BAR MOUNT PATTERN:
10 link
SHORTEST GUIDE BAR SUPPLIED:
40 cm (16 in.)
LONGEST GUIDE BAR SUPPLIED:
60 cm (24 in.)
COLOUR SCHEME:
Orange with black air filter cover and handle covers
PAINT CODES:
ILLUSTRATED PARTS LIST:
SERVICE MANUAL:

COMMENTS:
TWIN CYLINDER MODEL, horizontal-opposed simultaneous firing

 

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