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Model: 33B BOW

MANUFACTURED BY:
McCULLOCH MOTORS CORP.
LOS ANGELES, CALIFORNIA, U.S.A.
SERIES OR ASSEMBLY NUMBER:
YEAR INTRODUCED:
1954
YEAR DISCONTINUED:
1956
ENGINE DISPLACEMENT:
3.3 cu. in. (54 cc)
NUMBER OF CYLINDERS:
1
CYLINDER BORE:
1.750 in. (44.4 mm)
PISTON STROKE:
1.375 in. (35 mm)
PISTON RING THICKNESS:
CYLINDER TYPE:
Aluminum with cast iron sleeve
INTAKE METHOD:
Reed valve
MANUFACTURER ADVERTISED H.P.:
not advertised
WEIGHT:
20-1/2 lbs. (9.3 kg) powerhead only
OPERATOR CONFIGURATION:
One Man operation
HANDLEBAR SYSTEM:
Rigid
CHAIN BRAKE:
none
CLUTCH:
Centrifugal
DRIVE TYPE:
Bevel gear transmission
CONSTRUCTION:
Die cast magnesium
MAGNETO TYPE:
McCulloch flywheel magneto
CARBURETOR:
McCulloch diaprhragm type
MAJOR REPAIR KIT:
nla
MINOR REPAIR KIT:
nla
AIR FILTER SYSTEM:
Flocked wire screen
STARTER TYPE:
McCulloch automatic rewind
OIL PUMP:
Manual
MAXIMUM ENGINE RPM:
6,200
IDLE RPM:
IGNITION TIMING:
fixed
BREAKER POINT SETTING:
Just breaking with timing pin inserted in timing hole
FLYWHEEL/COIL AIR GAP:
0.010 in. (0.25 mm)
SPARK PLUG TYPE:
Champion J8J
SPARK PLUG GAP:
0.025 in. (0.63 mm)
CRANKSHAFT MAIN BEARINGS:
Ball
FUEL TANK CAPACITY:
FUEL OIL RATIO:
1/2 pint to 1 gallon = 16:1
RECOMMENDED FUEL OCTANE:
Regular grade
MIX OIL SPECIFICATION:
McCulloch two-cycle chain saw mix oil
CHAIN PITCH:
1/2 in. (12.7 mm)
CHAIN TYPE:
McCulloch Pintail
BAR MOUNT PATTERN:
SHORTEST GUIDE BAR SUPPLIED:
LONGEST GUIDE BAR SUPPLIED:
COLOUR SCHEME:
McCulloch Yellow enamel
PAINT CODES:
ILLUSTRATED PARTS LIST:
SERVICE MANUAL:

COMMENTS:

 

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