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Model: XL-12

MANUFACTURED BY:
HOMELITE-TEXTRON
PORT CHESTER, NEW YORK, USA
SERIES OR ASSEMBLY NUMBER:
XL-12 series
YEAR INTRODUCED:
1964
YEAR DISCONTINUED:
1988
ENGINE DISPLACEMENT:
3.3 cu. in. (54.2ccm)
NUMBER OF CYLINDERS:
Homelite Two-Cycle single cylinder loop scavenged engine
CYLINDER BORE:
1.75 in. (44.4mm)
PISTON STROKE:
1.375 in. (34.9mm)
PISTON RING THICKNESS:
.0625 in. pn 58877
CYLINDER TYPE:
Aluminum with Chrome plated bore
INTAKE METHOD:
Reed valve
MANUFACTURER ADVERTISED H.P.:
not advertised
WEIGHT:
12 lbs. 12 oz. (5.8 kg.) powerhead only
OPERATOR CONFIGURATION:
One Man operation
HANDLEBAR SYSTEM:
Rigid
CHAIN BRAKE:
none
CLUTCH:
Centrifugal, 3 shoe metal clutch
DRIVE TYPE:
Direct
CONSTRUCTION:
Die cast Magnesium
MAGNETO TYPE:
Flywheel type, Wico and Phelon. Electronic on Red models
CARBURETOR:
Tillotson HS-4D, 142A, 179D, 195A 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 plate fully clockwise
BREAKER POINT SETTING:
0.015 in. (0.38mm)
FLYWHEEL/COIL AIR GAP:
Position is fixed
SPARK PLUG TYPE:
Champion TJ8J, later Champion RCJ-8J
SPARK PLUG GAP:
0.025 in. (0.63mm)
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. (30cm)
LONGEST GUIDE BAR SUPPLIED:
24 in. (61cm)
COLOUR SCHEME:
Homelite Blue enamel, later Red enamel
PAINT CODES:
ILLUSTRATED PARTS LIST:
IPL no. 23817, 23817-A
SERVICE MANUAL:

COMMENTS:
A very successful model that was much copied

Blue saw in the Late Art Patterson collection, Red saw in Lowell Boyd collection, photograph by L. Trudel
 

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