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Model: Super Pro 81

MANUFACTURED BY:
McCULLOCH MOTORS CORP.
LOS ANGELES, CALIFORNIA, U.S.A.
SERIES OR ASSEMBLY NUMBER:
600438
YEAR INTRODUCED:
1973
YEAR DISCONTINUED:
1977
ENGINE DISPLACEMENT:
5.0 cu. in. (82cc)
NUMBER OF CYLINDERS:
1
CYLINDER BORE:
2.06 in. (52.3 mm)
PISTON STROKE:
1.50 in. (38.1 mm)
CYLINDER TYPE:
Aluminum with chrome plated bore
INTAKE METHOD:
Piston ported
MANUFACTURER ADVERTISED H.P.:
not advertised
WEIGHT:
17.5 lbs.
OPERATOR CONFIGURATION:
One Man operation
HANDLEBAR SYSTEM:
Rigid
CHAIN BRAKE:
Yes
CLUTCH:
Centrifugal
DRIVE TYPE:
Direct
CONSTRUCTION:
Die cast magnesium
MAGNETO TYPE:
McCulloch flywheel breaker point system
CARBURETOR:
Tillotson HS
Walbro SDC
Zama
MAJOR REPAIR KIT:
MINOR REPAIR KIT:
AIR FILTER SYSTEM:
Flocked wire screen element
STARTER TYPE:
McCulloch automatic rewind on left side
OIL PUMP:
Automatic with manual override
MAXIMUM ENGINE RPM:
IDLE RPM:
IGNITION TIMING:
26 degrees before TDC
BREAKER POINT SETTING:
0.018 in. (0.46 mm)
FLYWHEEL/COIL AIR GAP:
0.011 to 0.015 in. (0.3 to 0.4 mm)
SPARK PLUG TYPE:
AC CS42T
SPARK PLUG GAP:
0.025 in. (0.63 mm)
CRANKSHAFT MAIN BEARINGS:
Ball and caged needle roller
FUEL TANK CAPACITY:
1.5 U.S. Pints (791 ml)
FUEL OIL RATIO:
20:1
RECOMMENDED FUEL OCTANE:
Regular
MIX OIL SPECIFICATION:
McCulloch two-cycle chain saw mix oil
CHAIN PITCH:
3/8 in.
CHAIN TYPE:
McCulloch
BAR MOUNT PATTERN:
11 link
SHORTEST GUIDE BAR SUPPLIED:
16 in. (40 cm)
LONGEST GUIDE BAR SUPPLIED:
28 in. (71 cm)
COLOUR SCHEME:
McCulloch Yellow enamel with Black top cover and rear handle
PAINT CODES:
ILLUSTRATED PARTS LIST:
SERVICE MANUAL:

COMMENTS:



 

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