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Model: SUPER 250

MANUFACTURED BY:
McCULLOCH MOTORS CORP.
LOS ANGELES, CALIFORNIA, U.S.A.
SERIES OR ASSEMBLY NUMBER:
600100, serial prefix 12, A12
YEAR INTRODUCED:
May 1970
YEAR DISCONTINUED:
July 1975
ENGINE DISPLACEMENT:
5.3 cu. in. (87cc)
NUMBER OF CYLINDERS:
1
CYLINDER BORE:
2.125 in. (53.9 mm)
PISTON STROKE:
1.500 in. (38 mm)
CYLINDER TYPE:
Aluminum with cast iron sleeve
INTAKE METHOD:
Reed valves with third port transfer
MANUFACTURER ADVERTISED H.P.:
WEIGHT:
18 lbs. powerhead only
OPERATOR CONFIGURATION:
One Man operation
HANDLEBAR SYSTEM:
Rigid
CHAIN BRAKE:
none
CLUTCH:
Centrifugal, engages @ 2,800 RPM
DRIVE TYPE:
Direct
CONSTRUCTION:
Die cast magnesium
MAGNETO TYPE:
McCulloch flywheel breaker point system
CARBURETOR:
Tillotson HL series or McCulloch 84050
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:
6,000
IDLE RPM:
IGNITION TIMING:
25 degrees before TDC
BREAKER POINT SETTING:
0.019 in. (0.48 mm) to 0.020 in. (0.5 mm)
FLYWHEEL/COIL AIR GAP:
SPARK PLUG TYPE:
Champion J8J, Autolite A7X, AC M45
SPARK PLUG GAP:
0.025 in. (0.63 mm)
CRANKSHAFT MAIN BEARINGS:
Ball
FUEL TANK CAPACITY:
40 oz.
FUEL OIL RATIO:
40:1 with McCulloch oil
RECOMMENDED FUEL OCTANE:
Regular
MIX OIL SPECIFICATION:
McCulloch two-cycle chain saw mix oil
CHAIN PITCH:
.404 pitch
CHAIN TYPE:
McCulloch
BAR MOUNT PATTERN:
SHORTEST GUIDE BAR SUPPLIED:
12 in. (30 cm)
LONGEST GUIDE BAR SUPPLIED:
24 in. (61 cm)
COLOUR SCHEME:
McCulloch Yellow enamel with Black
PAINT CODES:
ILLUSTRATED PARTS LIST:
SERVICE MANUAL:

COMMENTS:





 

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