| MANUFACTURED BY: |  | REMINGTON ARMS CO. | 
|  |  | PARK FOREST, ILLINOIS, U.S.A. TORONTO, ONTARIO, CANADA
 | 
| SERIES OR ASSEMBLY NUMBER: |  | YARDMASTER | 
| SERIAL NUMBER PREFIX:  |  |  | 
| YEAR INTRODUCED: |  | 1977 | 
| YEAR DISCONTINUED: |  |  | 
| ENGINE DISPLACEMENT: |  | 2.3 cu. in. (38 cc) | 
| NUMBER OF CYLINDERS: |  | 1 | 
| CYLINDER BORE: |  | 1.562 in. (39.6 mm) | 
| PISTON STROKE: |  | 1.20 in. (30.5 mm) | 
| PISTON RING THICKNESS:  |  |  | 
| CYLINDER TYPE: |  | Aluminum with chrome plated bore | 
| INTAKE METHOD: |  | Piston ported | 
| MANUFACTURER ADVERTISED H.P.: |  | not advertised | 
| WEIGHT: |  | 7 lbs. (3.1 kg) powerhead only | 
| OPERATOR CONFIGURATION: |  | One Man operation | 
| HANDLEBAR SYSTEM: |  | Anti-vibration | 
| CHAIN BRAKE: |  | Yes, mechanical | 
| CLUTCH: |  | Centrifugal | 
| DRIVE TYPE: |  | Direct | 
| CONSTRUCTION: |  | Injection molded plastic, die cast magnesium | 
| MAGNETO TYPE: |  | Electronic | 
| CARBURETOR: |  | Walbro WA series | 
| MAJOR REPAIR KIT: |  |  | 
| MINOR REPAIR KIT: |  |  | 
| AIR FILTER SYSTEM: |  | Foam | 
| STARTER TYPE: |  | Automatic rewind | 
| OIL PUMP: |  | Automatic (pressurized tank) | 
| MAXIMUM ENGINE RPM: |  |  | 
| IDLE RPM: |  |  | 
| IGNITION TIMING: |  | 30 degrees before TDC | 
| BREAKER POINT SETTING: |  | none | 
| FLYWHEEL/COIL AIR GAP: |  | 0.010 in. (0.25 mm) | 
| SPARK PLUG TYPE: |  | Champion CJ7Y | 
| SPARK PLUG GAP: |  | 0.025 in. (0.63 mm | 
| CRANKSHAFT MAIN BEARINGS: |  | Caged needle roller | 
| FUEL TANK CAPACITY: |  | 8.2 fl. oz. (242 ml) | 
| FUEL OIL RATIO: |  | 16:1 | 
| RECOMMENDED FUEL OCTANE: |  | Regular | 
| MIX OIL SPECIFICATION: |  | Remington 48411 mix oil | 
| CHAIN PITCH: |  | 3/8 in. low profile | 
| CHAIN TYPE: |  | Oregon 91SG | 
| BAR MOUNT PATTERN: |  |  | 
| SHORTEST GUIDE BAR SUPPLIED: |  |  | 
| LONGEST GUIDE BAR SUPPLIED: |  | 16 in. (40 cm) | 
| COLOUR SCHEME: |  | Orange | 
| PAINT CODES: |  |  | 
| ILLUSTRATED PARTS LIST: |  |  | 
| SERVICE MANUAL: |  |  |