Honda NR
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The Honda NR was a V-four motorcycle series started by Honda in 1979 with the 500cc NR500 Grand Prix racer that used oval pistons. This was followed during the 1980s by a 750cc endurance racer version known as the NR750. Wikipedia
Bore / stroke: 101.2 mm / 50.6 mm × 42 mm (4.0 in / 2.0 in × 1.7 in)
Compression ratio: 11.7:1
Power: 115.8 hp (86.4 kW) @ 14,500 rpm
Top speed: 159.8 mph (257.2 km/h)
Torque: 66 N⋅m (49 lbf⋅ft) @ 11,000 rpm
Transmission: 6 Speed
Weight: 223 kg (492 lb) (dry); 244 kg (538 lb) (wet)