MANUFACTURED BY: |  | ECHO (KIORITZ CORPORATION) |
 | | YOKOSUKA, MORIOKA Japan |
SERIES OR ASSEMBLY NUMBER: | | |
SERIAL NUMBER PREFIX: | | |
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 used |
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., 0.050 gauge |
CHAIN TYPE: | | Carlton A1EP or A1LM |
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: | | |