* The identification letter can vary every time the carburettor is up-
dated.
DATA 250
Version 250
Engine Single-cylinder, four-stroke
Bore x stroke 72 x 60 mm
Cubic capacity 244.29 cm³
Compression ratio 10.5 - 11.5 : 1
ignition advance (before TDC) 10° ± 1° at 2000 rpm - 32° ± 1° at
6500 rpm
Walbro carburettor WVF 7G* Ø 29
Carburettor Keihin CVEK-30
Spark plug CHAMPION RG4HC
Max speed 124 Km/h
Valve clearance intake: 0.10 mm
discharge: 0.15 mm
* The identification letter can vary every time the carburettor is up-
dated.
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