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Model: 88

MANUFACTURED BY:
HOFFCO INC.
RICHMOND, INDIANA, U.S.A.
SERIES OR ASSEMBLY NUMBER:
YEAR INTRODUCED:
1957
YEAR DISCONTINUED:
1960
ENGINE DISPLACEMENT:
6.45 cu. in. (105.6 cc)
NUMBER OF CYLINDERS:
1
CYLINDER BORE:
2.25 in. (57.1 mm)
PISTON STROKE:
1.625 in. (41.2 mm)
PISTON RING THICKNESS:
CYLINDER TYPE:
Aluminum with chrome plated bore
INTAKE METHOD:
Reed valves
MANUFACTURER ADVERTISED H.P.:
4 @ 4,500 RPM
WEIGHT:
24 lbs. (10.8 kg) powerhead only
OPERATOR CONFIGURATION:
One Man operation
HANDLEBAR SYSTEM:
Rigid
CHAIN BRAKE:
none
CLUTCH:
Centrifugal
DRIVE TYPE:
Direct
CONSTRUCTION:
Sand cast magnesium
MAGNETO TYPE:
Wico FW-2471B
CARBURETOR:
Tillotson HL series
MAJOR REPAIR KIT:
nla
MINOR REPAIR KIT:
DG-1HL
AIR FILTER SYSTEM:
Skinner ribbon element
STARTER TYPE:
Fairbanks Morse automatic rewind
OIL PUMP:
Manual
MAXIMUM ENGINE RPM:
4,500
IDLE RPM:
IGNITION TIMING:
0.15625 in. (3.9 mm) before TDC with stator secured mid range of mounting holes
BREAKER POINT SETTING:
0.020 in. (0.51 mm)
FLYWHEEL/COIL AIR GAP:
Position is fixed
SPARK PLUG TYPE:
Champion H12J
SPARK PLUG GAP:
0.040 in. (1.01 mm)
CRANKSHAFT MAIN BEARINGS:
Ball on clutch end, caged needle roller on flywheel end
FUEL TANK CAPACITY:
FUEL OIL RATIO:
16:1
RECOMMENDED FUEL OCTANE:
Regular grade 72 to 83
MIX OIL SPECIFICATION:
Two cycle chain saw mix oil
CHAIN PITCH:
1/2 in.
CHAIN TYPE:
Oregon 9C
BAR MOUNT PATTERN:
SHORTEST GUIDE BAR SUPPLIED:
16 in. (40 cm)
LONGEST GUIDE BAR SUPPLIED:
20 in. (50 cm)
COLOUR SCHEME:
PAINT CODES:
ILLUSTRATED PARTS LIST:
SERVICE MANUAL:

COMMENTS:
Used West Bend 2726 engine



 

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