From Mike's site:
Model Profile: SUPER XL AUTO
MANUFACTURED BY:
HOMELITE CORPORATION
PORT CHESTER, NEW YORK, U.S.A.
SERIES OR ASSEMBLY NUMBER:
10045C
YEAR INTRODUCED:
YEAR DISCONTINUED:
ENGINE DISPLACEMENT:
3.55 cu. in. (58.2 cc)
NUMBER OF CYLINDERS:
1
CYLINDER BORE:
1.8125 in. (46 mm)
PISTON STROKE:
1.375 in. (34.9 mm)
CYLINDER TYPE:
Aluminum with chrome plated bore
INTAKE METHOD:
Reed valves
MANUFACTURER ADVERTISED H.P.:
3.33 SAE @ 7,500 RPM
WEIGHT :
13 lbs. 14 oz. (6.3 kg) powerhead only
OPERATOR CONFIGURATION:
One Man operation
HANDLEBAR SYSTEM:
Rigid
CHAIN BRAKE:
none
CLUTCH:
Centrifugal
DRIVE TYPE:
Direct
CONSTRUCTION:
Die cast magnesium
MAGNETO TYPE:
Breaker point or electronic
CARBURETOR:
Tillotson HS-4D, HS-142A
Walbro SDC
Zama
MAJOR REPAIR KIT:
RK-23HS for HS-4D
MINOR REPAIR KIT:
DG-5HS/T for HS-4D
AIR FILTER SYSTEM:
Cellulose fiber element
STARTER TYPE:
Homelite automatic rewind
OIL PUMP:
Automatic with manual override
OPERATING RPM:
6,000, 10,000 to 10,500 no load
IGNITION TIMING:
30 degrees before TDC. Mount stator as far clockwise as it will go on breaker point systems.
BREAKER POINT SETTING:
0.015 in. (0.38 mm)
FLYWHEEL/COIL AIR GAP:
fixed
SPARK PLUG TYPE:
Champion CJ6
SPARK PLUG GAP:
0.025 in. (0.63 mm)
CRANKSHAFT MAIN BEARINGS:
Caged needle roller
FUEL TANK CAPACITY:
24.2 oz. (716 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:
Homelite38 Raker III and Oregon 72
BAR MOUNT PATTERN:
14 link
SHORTEST GUIDE BAR SUPPLIED:
16 in. (40 cm)
LONGEST GUIDE BAR SUPPLIED:
24 in. (61 cm)
COLOUR SCHEME:
Homelite Red enamel
PAINT CODES:
ILLUSTRATED PARTS LIST:
SERVICE MANUAL: