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Model: MAC 140

MANUFACTURED BY:
McCULLOCH MOTORS CORP.
LOS ANGELES, CALIFORNIA, U.S.A.
SERIES OR ASSEMBLY NUMBER:
600022
YEAR INTRODUCED:
1977
YEAR DISCONTINUED:
1981
ENGINE DISPLACEMENT:
early models 2.1 cu. in. (34.4 cc)
late models 2.0 cu. in. (32.8 cc)
NUMBER OF CYLINDERS:
1
CYLINDER BORE:
1.430 in. (36.5 mm) for 2.0 cu. in.
PISTON STROKE:
1.201 in. (30.5 mm) for 2.0 cu. in.
PISTON RING THICKNESS:
CYLINDER TYPE:
Aluminum with chrome plated bore
INTAKE METHOD:
Piston ported
MANUFACTURER ADVERTISED H.P.:
WEIGHT:
10.1 lbs. (4.6 kg) powerhead only
OPERATOR CONFIGURATION:
One Man operation
HANDLEBAR SYSTEM:
CHAIN BRAKE:
CLUTCH:
Centrifugal
DRIVE TYPE:
Direct
CONSTRUCTION:
Injection molded plastic & die cast magnesium
MAGNETO TYPE:
Solid state
CARBURETOR:
Walbor MDC-16 or Zama M1-M7
MAJOR REPAIR KIT:
MINOR REPAIR KIT:
AIR FILTER SYSTEM:
Flocked wire screen element
STARTER TYPE:
McCulloch automatic rewind
OIL PUMP:
Automatic with manual override
MAXIMUM ENGINE RPM:
IDLE RPM:
IGNITION TIMING:
26 degrees before TDC
BREAKER POINT SETTING:
none
FLYWHEEL/COIL AIR GAP:
SPARK PLUG TYPE:
AC CS45T
SPARK PLUG GAP:
0.025 in. (0.63 mm)
CRANKSHAFT MAIN BEARINGS:
Caged needle roller
FUEL TANK CAPACITY:
10.8 oz. (320 ml)
FUEL OIL RATIO:
40:1
RECOMMENDED FUEL OCTANE:
Regular
MIX OIL SPECIFICATION:
McCulloch two-cycle chain saw mix oil
CHAIN PITCH:
3/8in. low profile
CHAIN TYPE:
McCulloch
BAR MOUNT PATTERN:
SHORTEST GUIDE BAR SUPPLIED:
12 in. (30 cm)
LONGEST GUIDE BAR SUPPLIED:
16 in. (40 cm)
COLOUR SCHEME:
McCulloch Yellow with Black
PAINT CODES:
ILLUSTRATED PARTS LIST:
SERVICE MANUAL:

COMMENTS:



 

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