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Model: R55 SUPER

MANUFACTURED BY:
CLINTON MACHINE COMPANY
CLINTON, MICHIGAN, U.S.A.
SERIES OR ASSEMBLY NUMBER:
SERIAL NUMBER PREFIX:
YEAR INTRODUCED:
1960
YEAR DISCONTINUED:
ENGINE DISPLACEMENT:
4.48 cu. in. (73.4 ccm)
NUMBER OF CYLINDERS:
1
CYLINDER BORE:
1.875 in. (47.6 mm)
PISTON STROKE:
1.625 in. (41.7 mm)
PISTON RING THICKNESS:
CYLINDER TYPE:
Aluminum with cast iron sleeve
INTAKE METHOD:
Reed valves
MANUFACTURER ADVERTISED H.P.:
4
WEIGHT:
OPERATOR CONFIGURATION:
One Man operation
HANDLEBAR SYSTEM:
Rigid
CHAIN BRAKE:
none
CLUTCH:
Centrifugal
DRIVE TYPE:
Gear reduction
CONSTRUCTION:
Die cast magnesium
MAGNETO TYPE:
Clinton (Phelon)
CARBURETOR:
MAJOR REPAIR KIT:
MINOR REPAIR KIT:
AIR FILTER SYSTEM:
Skinner ribbon filter element
STARTER TYPE:
Clinton automatic rewind
OIL PUMP:
Manual
MAXIMUM ENGINE RPM:
4,500 to 4,800
IDLE RPM:
IGNITION TIMING:
33 to 35 degrees before TDC
BREAKER POINT SETTING:
0.020 in. (0.5 mm)
FLYWHEEL/COIL AIR GAP:
0.007 to 0.017 in. (0.17 to 0.43 mm)
SPARK PLUG TYPE:
Champion H10J
SPARK PLUG GAP:
0.028 to 0.033 in. (0.7 to 0.8 mm)
CRANKSHAFT MAIN BEARINGS:
Ball on clutch end, caged needle roller on flywheel end
FUEL TANK CAPACITY:
FUEL OIL RATIO:
1/2 pint to 1 gallon = 16:1 after 5 hours break in at 12:1
RECOMMENDED FUEL OCTANE:
Regular grade
MIX OIL SPECIFICATION:
SAE 30 non-detergent motor oil or Outboard Motor Oil
CHAIN PITCH:
1/2 in.
CHAIN TYPE:
Clinton
BAR MOUNT PATTERN:
SHORTEST GUIDE BAR SUPPLIED:
14 in. (35 cm)
LONGEST GUIDE BAR SUPPLIED:
30 in. (76 cm)
COLOUR SCHEME:
Clinton Yellow enamel
PAINT CODES:
ILLUSTRATED PARTS LIST:
SERVICE MANUAL:

COMMENTS:



 

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