TECHNICAL DATA 22
99
22.1 Engine
Design 1-cylinder 4-stroke engine, water-cooled
Displacement 200 cm³ (12.2 cu in)
Stroke 49 mm (1.93 in)
Bore 72 mm (2.83 in)
Compression ratio 11,5:1
Control DOHC, four valves controlled via cam lever, chain
drive
Intake valve diameter 28.5 mm (1.122 in)
Exhaust valve diameter 24 mm (0.94 in)
Valve clearance, intake, cold 0.08 … 0.12 mm (0.0031 … 0.0047 in)
Valve clearance, exhaust, cold 0.13 … 0.17 mm (0.0051 … 0.0067 in)
Crankshaft bearing Two ball bearings
Conrod bearing Sleeve bearing
Pistons Cast light alloy
Piston rings One compression ring, one tapered compression pis-
ton ring, one oil scraper ring
Engine lubrication Pressure circulation lubrication with one trochoidal
pump
Primary transmission 22:72
Clutch Clutch in oil bath/mechanically activated
Transmission 6-gear transmission, claw shifted
Transmission ratio
1st gear 12:34
2nd gear 15:31
3rd gear 18:28
4th gear 21:26
5th gear 22:23
6th gear 24:22
Mixture preparation Electronic fuel injection
Ignition Contactless controlled fully electronic ignition with
digital ignition adjustment
Alternator 12 V, 230 W
Spark plug BOSCHVR5NEU
Spark plug electrode gap 1 mm (0.04 in)
Cooling Water cooling, permanent circulation of coolant by
water pump
Idle speed 1,450 … 1,550 rpm
Starting aid Starter motor
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