| MANUFACTURED BY: |  | SOLO KLEINMOTOREN GmbH | 
|  |  | STUTTGART, GERMANY | 
| SERIES OR ASSEMBLY NUMBER: |  |  | 
| SERIAL NUMBER PREFIX:  |  |  | 
| YEAR INTRODUCED: |  | 1985 | 
| YEAR DISCONTINUED: |  | 1995 | 
| ENGINE DISPLACEMENT: |  | 81cc (5.0 cu. in.) | 
| NUMBER OF CYLINDERS: |  | 1 | 
| CYLINDER BORE: |  | 52mm (2.05 in.) | 
| PISTON STROKE: |  | 38mm (1.50 in.) | 
| PISTON RING THICKNESS:  |  |  | 
| CYLINDER TYPE: |  | Aluminum with Nikasil coating | 
| INTAKE METHOD: |  | Piston ported | 
| MANUFACTURER ADVERTISED H.P.: |  | 5.1kW (6.9 DIN) | 
| WEIGHT: |  | 7.5kg (16.5 lbs.) powerhead only | 
| OPERATOR CONFIGURATION: |  | One Man operation | 
| HANDLEBAR SYSTEM: |  | Anti-vibration | 
| CHAIN BRAKE: |  | Yes | 
| CLUTCH: |  | Centrifugal | 
| DRIVE TYPE: |  | Direct | 
| CONSTRUCTION: |  | Die cast magnesium, injection molded plastic | 
| MAGNETO TYPE: |  | Electronic | 
| CARBURETOR: |  | Walbro WJ series | 
| MAJOR REPAIR KIT: |  |  | 
| MINOR REPAIR KIT: |  |  | 
| AIR FILTER SYSTEM: |  | Nylon mesh cartridge | 
| STARTER TYPE: |  | Automatic rewind | 
| OIL PUMP: |  | Automatic, gear driven | 
| MAXIMUM ENGINE RPM: |  |  | 
| IDLE RPM: |  |  | 
| IGNITION TIMING: |  | fixed | 
| BREAKER POINT SETTING: |  | none | 
| FLYWHEEL/COIL AIR GAP: |  | 0.2 to 0.3 mm (0.008 to 0.012 in.) | 
| SPARK PLUG TYPE: |  | Bosch WSR6F, Champion RCJ6Y | 
| SPARK PLUG GAP: |  | 0.5 mm (0.020 in.) | 
| CRANKSHAFT MAIN BEARINGS: |  | Ball | 
| FUEL TANK CAPACITY: |  | 866 ml (29.3 fl. oz.) | 
| FUEL OIL RATIO: |  | 40:1 | 
| RECOMMENDED FUEL OCTANE: |  | Regular grade | 
| MIX OIL SPECIFICATION: |  | SOLO mix oil | 
| CHAIN PITCH: |  | 3/8 in. | 
| CHAIN TYPE: |  | Oregon 72 | 
| BAR MOUNT PATTERN: |  |  | 
| SHORTEST GUIDE BAR SUPPLIED: |  | 40 cm (16 in.) | 
| LONGEST GUIDE BAR SUPPLIED: |  | 106 cm (42 in.) | 
| COLOUR SCHEME: |  | Solo Red | 
| PAINT CODES: |  |  | 
| ILLUSTRATED PARTS LIST: |  |  | 
| SERVICE MANUAL: |  |  |