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TECHNICAL DATA - ENGINE
Design
Displacement
Stroke
Bore
Compression ratio
Control
Valve - valve stem diameter
Intake
Exhaust
Valve clearance
Exhaust at: 20 °C (68 °F)
Intake at: 20 °C (68 °F)
Crankshaft bearing
Conrod bearing
Piston pin bearing
Piston
Piston ring
Engine lubrication
Primary transmission
Clutch
Transmission
Transmission ratio
1st gear
2nd gear
2-cylinder 4-stroke Otto motor, 75° V arrangement, water-cooled
1,195 cm³ (72.92 cu in)
69 mm (2.72 in)
105 mm (4.13 in)
13.5:1
DOHC, 4 valves per cylinder, chain-driven
42 mm (1.65 in)
34 mm (1.34 in)
0.25... 0.30 mm (0.0098... 0.0118 in)
0.10... 0.15 mm (0.0039... 0.0059 in)
Sleeve bearing
Sleeve bearing
No bearing bushes - DLC-coated piston pins
Forged light alloy
1 Upper compression (rectangular) ring, 1 lower compression ring,
1 oil scraper ring
Dry sump lubrication system with three rotor pumps
40:76
Multi-disc clutch in oilbath / hydraulically operated
6-speed claw gears
14:36
16:30
221
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