MANUFACTURED BY: McCULLOCH MOTORS CORP. LOS ANGELES, CALIFORNIA, U.S.A. YEAR INTRODUCED: March 1953 YEAR DISCONTINUED: September 1954 ENGINE DISPLACEMENT: 5.3 cu. in. (87cc) NUMBER OF CYLINDERS: 1 CYLINDER BORE: 2.125 in. (54mm) PISTON STROKE: 1.500 in. ((38mm) CYLINDER TYPE: Aluminum with cast iron sleeve INTAKE METHOD: Rotary Valve MANUFACTURER ADVERTISED H.P.: 4 WEIGHT : 30 lbs. (13.6 kg) powerhead only OPERATOR CONFIGURATION: One Man operation HANDLEBAR SYSTEM: Rigid CHAIN BRAKE: none CLUTCH: Centrifugal DRIVE TYPE: Gear reduction CONSTRUCTION: Die cast magnesium MAGNETO TYPE: McCulloch CARBURETOR: McCulloch diaphragm type MAJOR REPAIR KIT: nla MINOR REPAIR KIT: nla AIR FILTER SYSTEM: Wire screen element STARTER TYPE: McCulloch automatic rewind OIL PUMP: Manual OPERATING RPM: IGNITION TIMING: fixed BREAKER POINT SETTING: 0.018 in. (0.45mm) FLYWHEEL/COIL AIR GAP: 0.006 to 0.012 in. (0.15 to 0.3 mm) SPARK PLUG TYPE: Champion J8J SPARK PLUG GAP: .020 in. (0.5mm) CRANKSHAFT MAIN BEARINGS: Ball and roller type FUEL TANK CAPACITY: FUEL OIL RATIO: 1/2 pint to 1 gallon (20:1) RECOMMENDED FUEL OCTANE: Regular MIX OIL SPECIFICATION: McCulloch two-cycle mix CHAIN PITCH: 1/2 in. CHAIN TYPE: McCulloch BAR MOUNT PATTERN: SHORTEST GUIDE BAR SUPPLIED: 18 in. (45 cm) LONGEST GUIDE BAR SUPPLIED: 36 in. (91 cm) COLOUR SCHEME: McCulloch Yellow enamel
McCulloch 4-30A ....8 TEETH SPROCKET
MANUFACTURED BY:
McCULLOCH MOTORS CORP.
LOS ANGELES, CALIFORNIA, U.S.A.
SERIES OR ASSEMBLY NUMBER:
YEAR INTRODUCED:
March 1954
YEAR DISCONTINUED:
September 1954
ENGINE DISPLACEMENT:
5.3 cu. in. (87cc)
NUMBER OF CYLINDERS:
1
CYLINDER BORE:
2.125 in. (54mm)
PISTON STROKE:
1.500 in. (38mm)
CYLINDER TYPE:
Aluminum with cast iron sleeve
INTAKE METHOD:
Rotary valve
MANUFACTURER ADVERTISED H.P.:
4
WEIGHT :
30 lbs. (13.6kg)
OPERATOR CONFIGURATION:
One Man operation
HANDLEBAR SYSTEM:
Rigid
CHAIN BRAKE:
none
CLUTCH:
Centrifugal
DRIVE TYPE:
Gear reduction
CONSTRUCTION:
Die cast magnesium/aluminum alloy
MAGNETO TYPE:
McCulloch
CARBURETOR:
McCulloch diaphragm type
MAJOR REPAIR KIT:
nla
MINOR REPAIR KIT:
nla
AIR FILTER SYSTEM:
Wire screen
STARTER TYPE:
McCulloch automatic rewind, uses steel cable
OIL PUMP:
Manual
OPERATING RPM:
IGNITION TIMING:
fixed
BREAKER POINT SETTING:
Just breaking with timing pin inserted in timing hole
FLYWHEEL/COIL AIR GAP:
0.006 to 0.012 in. (0.15 to 0.3 mm)
SPARK PLUG TYPE:
Champion J8J
SPARK PLUG GAP:
0.025 in. (0.63mm)
CRANKSHAFT MAIN BEARINGS:
Caged roller and ball types
FUEL TANK CAPACITY:
FUEL OIL RATIO:
16:1, 1/2 pint oil to 1 gallon fuel
RECOMMENDED FUEL OCTANE:
Regular
MIX OIL SPECIFICATION:
McCulloch two-cycle chain saw mix
CHAIN PITCH:
1/2 in., .500" (12.7mm)
CHAIN TYPE:
McCulloch
BAR MOUNT PATTERN:
SHORTEST GUIDE BAR SUPPLIED:
18 in. (45 cm)
LONGEST GUIDE BAR SUPPLIED:
36 in. (91 cm)
COLOUR SCHEME:
McCulloch Yellow enamel