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Model: 254 XP

MANUFACTURED BY:
HUSQVARNA VAPENFABRIKS AB
HUSKVARNA, SWEDEN
SERIES OR ASSEMBLY NUMBER:
SERIAL NUMBER PREFIX:
YEAR INTRODUCED:
1986
YEAR DISCONTINUED:
2001
ENGINE DISPLACEMENT:
54ccm (3.3 cu. in.)
NUMBER OF CYLINDERS:
1
CYLINDER BORE:
45 mm (1.77 in.)
PISTON STROKE:
34 mm (1.34 in.)
PISTON RING THICKNESS:
CYLINDER TYPE:
Aluminum with Chrome plated bore
INTAKE METHOD:
Piston ported
MANUFACTURER ADVERTISED H.P.:
3.9 hp (2.9 kW)
WEIGHT:
5.5 kg (11.9 lbs.), powerhead only
OPERATOR CONFIGURATION:
One Man operation
HANDLEBAR SYSTEM:
Anti-vibration
CHAIN BRAKE:
Inertia activated
CLUTCH:
Centrifugal
DRIVE TYPE:
Direct
CONSTRUCTION:
Die cast Magnesium, injection molded Polymer
MAGNETO TYPE:
Electronic Electrolux ET
CARBURETOR:
Walbro HDA-35B, 107 series
MAJOR REPAIR KIT:
K20-HDA
MINOR REPAIR KIT:
D10-HDA
AIR FILTER SYSTEM:
Nylon mesh cartridge
STARTER TYPE:
Automatic rewind
OIL PUMP:
Automatic
MAXIMUM ENGINE RPM:
13,800 max free after break in, 9,300 under load.
IDLE RPM:
2,700
IGNITION TIMING:
fixed
BREAKER POINT SETTING:
none
FLYWHEEL/COIL AIR GAP:
0.30 mm (0.012 in.)
SPARK PLUG TYPE:
Bosch WSR7F, WS7F, NGK BPMR7A, Champion RCJ7Y
SPARK PLUG GAP:
0.50 mm (0.020 in.)
CRANKSHAFT MAIN BEARINGS:
Ball
FUEL TANK CAPACITY:
600 ml (20.3 fl. oz.)
FUEL OIL RATIO:
50:1
RECOMMENDED FUEL OCTANE:
Regular grade
MIX OIL SPECIFICATION:
Electrolux approved, Husqvarna mix oil
CHAIN PITCH:
3/8 in.
CHAIN TYPE:
Oregon 72 or 73
BAR MOUNT PATTERN:
01 link
SHORTEST GUIDE BAR SUPPLIED:
33 cm (13 in.)
LONGEST GUIDE BAR SUPPLIED:
51 cm (20 in.)
COLOUR SCHEME:
Husqvarna Orange
PAINT CODES:
ILLUSTRATED PARTS LIST:
SERVICE MANUAL:

COMMENTS:



 

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