04_01
ENGINE TECHNICAL DATA
Type Single-cylinder, 4-stroke
Engine capacity 278 cm³
Bore x stroke 75 X 63 mm
Compression ratio 11 ± 0.5: 1
Engine idle speed 1,700 ± 100 rpm
Timing system Four valves, single overhead
camshaft, chain-driven.
Valve clearance Intake: 0.10 mm
Exhaust: 0.15 mm
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