Check out this thread
http://www.arboristsite.com/community/threads/homelite-super-xl-automatic.120583/
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