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Model: AC-75

MANUFACTURED BY:
ALLIS CHALMERS CO.
MILWAUKEE, WISCONSIN, U.S.A.
SERIES OR ASSEMBLY NUMBER:
YEAR INTRODUCED:
1976
YEAR DISCONTINUED:
1978
ENGINE DISPLACEMENT:
2.1 cu. in.
NUMBER OF CYLINDERS:
1
CYLINDER BORE:
1.4375 in. (36.5 mm)
PISTON STROKE:
1.3125 in. (33.3 mm)
PISTON RING THICKNESS:
CYLINDER TYPE:
Aluminum with chrome plated bore
INTAKE METHOD:
Reed valve
MANUFACTURER ADVERTISED H.P.:
WEIGHT:
8.5 lbs. (3.85 kg) powerhead only
OPERATOR CONFIGURATION:
One Man operation
HANDLEBAR SYSTEM:
Rigid
CHAIN BRAKE:
none
CLUTCH:
Centrifugal
DRIVE TYPE:
Direct
CONSTRUCTION:
Die cast magnesium
MAGNETO TYPE:
Phelon
CARBURETOR:
Tillotson HU or Walbro WA
MAJOR REPAIR KIT:
RK-14HU for Tillotson
K10-WAT for Walbro
MINOR REPAIR KIT:
DG-2HU for Tillotson
D10-WAT for Walbro
AIR FILTER SYSTEM:
Foam
STARTER TYPE:
Poulan automatic rewind
OIL PUMP:
Manual only
MAXIMUM ENGINE RPM:
8,000
IDLE RPM:
IGNITION TIMING:
fixed
BREAKER POINT SETTING:
0.017 in. (0.43 mm)
FLYWHEEL/COIL AIR GAP:
position is fixed
SPARK PLUG TYPE:
Champion CJ8
SPARK PLUG GAP:
0.025 in. (0.63 mm)
CRANKSHAFT MAIN BEARINGS:
Caged needle roller
FUEL TANK CAPACITY:
FUEL OIL RATIO:
16:1
RECOMMENDED FUEL OCTANE:
Regular
MIX OIL SPECIFICATION:
Two-cycle mix oil
CHAIN PITCH:
1/4 in.
CHAIN TYPE:
Poulan
BAR MOUNT PATTERN:
03 link
SHORTEST GUIDE BAR SUPPLIED:
12 in. (30 cm)
LONGEST GUIDE BAR SUPPLIED:
14 in. 935 cm)
COLOUR SCHEME:
Bright Green enamel
PAINT CODES:
ILLUSTRATED PARTS LIST:
SERVICE MANUAL:

COMMENTS:
Saw manufactured by Poulan, based on model S25

 

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