11-58E
Engine 625 SXC
Design Liquid-cooled single cylinder 4-stroke engine with balancer shaft
Displacement 625 ccm
Bore / Stroke 101 / 78 mm
Ratio 11,7 : 1
Fuel unleaded fuel with at least RON 95 (USA = Premium RON 91)
Valve timing 4 valves over rocker arm and 1 overhead camshaft, camshaft drive through single chain
Camshaft 584-V03/1
Valve diameter Intake: 36 mm Exhaust: 32 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 alloy
Piston rings 1 compression ring, 1 taper face ring, 1 oil scraper ring
Engine lubrication two Eaton-oilpumps
Engine oil quantity 1,6 liters (0,42 US gallons)
Primary ratio straight geared spur wheels 31 : 79 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 DC-CDI ignition with digital advanced system type KOKUSAN
Ignition timing adjustment to max. 38 ° BTDC at 6000 rpm
Generator 12V 200W
Spark plug NGK DCPR8 E
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 kick - electric starter
TECHNICAL SPECIFICATIONS – ENGINE 625 SXC USA 2004
BASIC CARBURETOR SETTING
Type Keihin FCR-MX 41 Keihin FCR-MX 41
Carburator-setting number 4138A 4138A
Main jet 165 165
Jet needle OBDVT (OBEKR) OBDVT
Idling jet 42 (45) 42
Main air jet 200 200
Idling air jet 100 100
Needle position 5. rd from top (4. rd from top) 5. rd from top
Starting jet 85 85
Mixture control screw open 2 2
Slide 15 15
Performance restrictor Slide stop without Slide stop
Stop pump membrane 858 / 2,15 mm 858 / 2,15 mm
Hot start device 3,8 mm 3,8 mm
625 SXC
EU
625 SXC
USA
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