11-36E
Engine
620
Design
Liquid-cooled single cylinder 4-stroke engine with balancer shaft
Displacement
609 ccm
Bore / Stroke
101 / 76 mm
Ratio
10,4 : 1
Fuel
unleaded premium gasoline with a least RON 95
Valve timing
4 valves over rocker arm and 1 overhead camshaft, camshaft drive through single chain
Camshaft
249/1
Valve diameter
Intake: 36 mm Exhaust: 30 mm
Valve clearence cold
Intake: 0,15 mm Exhaust: 0,15 mm
Crank shaft bearing
2 cylinder roller bearing
Connecting rod bearing
needle bearing
Top end bearing
bronze bushing
Piston
forged aluminium
Piston rings
1 compression ring, 1 taper face ring, 1 oil scraper ring
Engine lubrication
forced-feed lubrication through Eaton-Oilpump with oil sump
Engine oil quantity
1,6 liters (0,42 US gallons)
Primary ratio
straight geared spur wheels 30 : 81 teeth
Clutch
multi disc clutch in oil bath
Transmission
5-speed claw shifted
Gear ratio
1st 14:35
2nd 15:24
3rd 18:21
4th 20:19
5th 22:18
Ignition system
contactless thyristor ignition with electronic advanced system type KOKUSAN 4K3
Ignition timing
adjustment to max. 36 ° BTDC at 5000 rpm
Generator
12V 110W
Spark plug
NGK DPR8 EA-9
Spark plug gap
0,9 mm
Cooling system
liquid cooled, permanent rotation of cooling liquid through mechanic driven water pump
Cooling liquid
1 liter, 40% antifreeze, 60% water, at least –25°C (–13°F)
Starting equipment
decompressor automatic and hand actuated, cold and hot start knob on carburetor
TECHNICAL SPECIFICATIONS – ENGINE 620 SC, 620 SC SUPERMOTO 2001
620 SC,
620 SC SUPERMOTO
BASIC CARBURETOR SETTING
Carburetor
Carburetor setting number
Main jet
Needle jet
Idling jet
Jet needle
Needle position from top
Mixture.adju. screw open
Throttle valve
Starting jet
Performance restrictor
PHM 40 SD
080600
155
DR 266
45
K 51
3 rd
1,5 turns
40
45
Slide stop 24mm
Содержание 400-660 LC4 1998-2005
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