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Model: CS-452VL

MANUFACTURED BY:
ECHO (KIORITZ CORPORATION)
TOKYO, Japan
SERIES OR ASSEMBLY NUMBER:
CS-452, CS-452VL
YEAR INTRODUCED:
1975
YEAR DISCONTINUED:
1983
ENGINE DISPLACEMENT:
44.3 ccm (2.69 cu. in.)
NUMBER OF CYLINDERS:
Air cooled, two-stroke, single cylinder gasoline engine
CYLINDER BORE:
42 mm (1.65 in.)
PISTON STROKE:
32 mm (1.26 in.)
PISTON RING THICKNESS:
2 rings
CYLINDER TYPE:
Aluminum with chrome plated bore
INTAKE METHOD:
Piston ported
MANUFACTURER ADVERTISED H.P.:
not advertised
WEIGHT:
5.6 kg (12.3 lbs.) powerhead only
OPERATOR CONFIGURATION:
One Man operation
HANDLEBAR SYSTEM:
Anti-vibration
CHAIN BRAKE:
none
CLUTCH:
Centrifugal, 3 metal shoes
DRIVE TYPE:
Direct
CONSTRUCTION:
Die cast magnesium, injection molded polymer
MAGNETO TYPE:
Flywheel magneto
CARBURETOR:
Tillotson HU-9B
Walbro WA
MAJOR REPAIR KIT:
RK-14HU for Tillotson
K10-WAT for Walbro
MINOR REPAIR KIT:
DG-2HU for Tillotson
D10-WAT for Walbro
AIR FILTER SYSTEM:
Nylon mesh element
STARTER TYPE:
Automatic rewind
OIL PUMP:
Automatic with manual override
MAXIMUM ENGINE RPM:
9,500 to 10,500
IDLE RPM:
2,500 to 2,800
IGNITION TIMING:
30 degrees before TDC
BREAKER POINT SETTING:
0.30 to 0.40 mm (0.012 to 0.016 in.)
FLYWHEEL/COIL AIR GAP:
0.30 to 0.40 mm (0.012 to 0.016 in.)
SPARK PLUG TYPE:
NGK BM6A, Champion CJ8
SPARK PLUG GAP:
0.61 to 0.71 mm (0.024 to 0.028 in.)
CRANKSHAFT MAIN BEARINGS:
Ball, 6202
FUEL TANK CAPACITY:
500 ml (16.9 fl. oz.)
FUEL OIL RATIO:
50:1 with ECHO oil, otherwise 32:1
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 72LP
BAR MOUNT PATTERN:
10 link
SHORTEST GUIDE BAR SUPPLIED:
40 cm (16 in.)
LONGEST GUIDE BAR SUPPLIED:
60 cm (24 in.)
COLOUR SCHEME:
ECHO Orange enamel with Black
PAINT CODES:
ILLUSTRATED PARTS LIST:
SERVICE MANUAL:

COMMENTS:

Colour photographs courtesy George Blake collection

 

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