MANUFACTURED BY: |  | HOMELITE-TEXTRON |
 | | PORT CHESTER, NEW YORK, USA |
SERIES OR ASSEMBLY NUMBER: | | XL-12 series |
SERIAL NUMBER PREFIX: | | |
YEAR INTRODUCED: | | 1964 |
YEAR DISCONTINUED: | | 1964 |
ENGINE DISPLACEMENT: | | 3.3 cu. in. (54.2 ccm) |
NUMBER OF CYLINDERS: | | Homelite Two-Cycle single cylinder loop scavenged engine |
CYLINDER BORE: | | 1.750 in. (44.4 mm) |
PISTON STROKE: | | 1.375 in. (34.9 mm) |
PISTON RING THICKNESS: | | .0625 in.2 rings used, pn 58877 |
CYLINDER TYPE: | | Aluminum with Chrome plated bore |
INTAKE METHOD: | | Reed valve |
MANUFACTURER ADVERTISED H.P.: | | not advertised |
WEIGHT: | | 18 lbs. powerhead only |
OPERATOR CONFIGURATION: | | One Man operation |
HANDLEBAR SYSTEM: | | Rigid |
CHAIN BRAKE: | | none |
CLUTCH: | | Centrifugal, 3 metal shoe |
DRIVE TYPE: | | Planetary gear reduction |
CONSTRUCTION: | | Die cast Magnesium |
MAGNETO TYPE: | | Breaker points system, Phelon or Wico |
CARBURETOR: | | Tillotson HS-4D series |
MAJOR REPAIR KIT: | | RK-23HS |
MINOR REPAIR KIT: | | DG-5HS/T |
AIR FILTER SYSTEM: | | Flocked wire screen |
STARTER TYPE: | | Homelite automatic rewind |
OIL PUMP: | | Manual |
MAXIMUM ENGINE RPM: | | 6,000 under load, free speed 9,500 to 10,500 |
IDLE RPM: | | 2,500 to 2,800 |
IGNITION TIMING: | | 30 degrees BTDC.
Position stator as far clockwise as it will go |
BREAKER POINT SETTING: | | 0.015 in. (0.38 mm) |
FLYWHEEL/COIL AIR GAP: | | fixed |
SPARK PLUG TYPE: | | Champion TJ-8J |
SPARK PLUG GAP: | | 0.025 in. (0.63 mm) |
CRANKSHAFT MAIN BEARINGS: | | Caged needle roller |
FUEL TANK CAPACITY: | | 20.9 fl. oz. (595 ml) |
FUEL OIL RATIO: | | 32:1 with Homelite oil |
RECOMMENDED FUEL OCTANE: | | Regular |
MIX OIL SPECIFICATION: | | Homelite chain saw mix oil |
CHAIN PITCH: | | 3/8 in. |
CHAIN TYPE: | | Oregon 72D |
BAR MOUNT PATTERN: | | 14 link |
SHORTEST GUIDE BAR SUPPLIED: | | 12 in. (30 cm) hard nose bar or 14 in. (35 cm) bow bar |
LONGEST GUIDE BAR SUPPLIED: | | 24 in. (61 cm) |
COLOUR SCHEME: | | |
PAINT CODES: | | |
ILLUSTRATED PARTS LIST: | | IPL no. 23817-A |
SERVICE MANUAL: | | |