MANUFACTURED BY: |  | SHIN-DAIWA KOGYO LTD. |
 | | HIROSHIMA, JAPAN |
SERIES OR ASSEMBLY NUMBER: | | |
SERIAL NUMBER PREFIX: | | |
YEAR INTRODUCED: | | |
YEAR DISCONTINUED: | | |
ENGINE DISPLACEMENT: | | 53.7ccm (3.27 cu. in.) |
NUMBER OF CYLINDERS: | | 1 |
CYLINDER BORE: | | 45 mm |
PISTON STROKE: | | 36 mm |
PISTON RING THICKNESS: | | 2 rings used |
CYLINDER TYPE: | | Aluminum with beaded Chrome plated bore |
INTAKE METHOD: | | Piston ported |
MANUFACTURER ADVERTISED H.P.: | | 4.0 hp |
WEIGHT: | | 5.8 kg (12.7 lbs.) powerhead only |
OPERATOR CONFIGURATION: | | One Man |
HANDLEBAR SYSTEM: | | Anti-vibration |
CHAIN BRAKE: | | Manual |
CLUTCH: | | Centrifugal metal 3 shoe |
DRIVE TYPE: | | Direct |
CONSTRUCTION: | | Die cast Magnesium, injection molded Polymer |
MAGNETO TYPE: | | CDI electronic flywheel type |
CARBURETOR: | | Walbro HDA-29, later HDA-50A |
MAJOR REPAIR KIT: | | K25-HDA |
MINOR REPAIR KIT: | | D22-HDA replaces D10-HDA |
AIR FILTER SYSTEM: | | Stainless steel mesh element |
STARTER TYPE: | | Automatic rewind. 4 mm cord X 950 mm |
OIL PUMP: | | Clutch driven piston pump type, adjustable |
MAXIMUM ENGINE RPM: | | 12,000 free with bar and chain installed |
IDLE RPM: | | 2,800 |
IGNITION TIMING: | | Fixed 28 degrees BTDC |
BREAKER POINT SETTING: | | none |
FLYWHEEL/COIL AIR GAP: | | 0.50 to 0.55 mm (0.020 to 0.022 in.) |
SPARK PLUG TYPE: | | Champion CJ6Y, NGK BPM7A |
SPARK PLUG GAP: | | 0.6 mm (0.024 in.) |
CRANKSHAFT MAIN BEARINGS: | | Ball 6202 |
FUEL TANK CAPACITY: | | 700 ml (24.6 fl. oz.) |
FUEL OIL RATIO: | | 40:1 |
RECOMMENDED FUEL OCTANE: | | Automotive 89 octane. ASPEN2 pre-mixed Alkylate
fuel is best |
MIX OIL SPECIFICATION: | | Shindaiwa premium oil. ASPEN synthetic mix oil is best |
CHAIN PITCH: | | 3/8 in. |
CHAIN TYPE: | | Oreon 72LG |
BAR MOUNT PATTERN: | | 09 link |
SHORTEST GUIDE BAR SUPPLIED: | | 40 cm (16 in.) |
LONGEST GUIDE BAR SUPPLIED: | | 50 cm (20 in.) |
COLOUR SCHEME: | | Shindaiwa RED |
PAINT CODES: | | |
ILLUSTRATED PARTS LIST: | | |
SERVICE MANUAL: | | |