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Honda NR 750 1987 Found in Honda |
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Make: Honda Model: NR 750 Year: 1987 Engine: Liquid cooled, four stroke, 85 Capacity: 750 Bore: 75 x 42 mm Compression: Induction: Starter: - Power: 155 hp @15000 rpm Torque: Transmission: 6 Speed Front suspension: Rear suspension: Front brake: 2x discs Rear brake: Single disc Front tyre: Rear tyre: Dry weight: 158 kg Fuel capacity: |
| Conventional wisdom dictates that a reciprocating internal combustion engine, such as is fitted to most cars and bikes patrolling the roads of the world, should have round pistons - not square, oblong, or oval ones. Since such an engine derives its power from compression (of the fuel/air mixture), sealing the edges of the piston in the bore to achieve this is vital, and can best be achieved with two or three circular piston rings slotted into the circumference of a round piston. QED. However, conventional wisdom is not something that has often troubled the engineers of Honda's motorcycle racing division HRC. They defended their company's beloved four-stroke tradition with success in the 1960s Grand Prix sphere by a succession of ever more complex bikes with smaller and smaller cylinders and more and more revs: the six-cylinder 250, five-cylinder 125 and 50 cc twin represented pinnacles of miniaturization in motorcycle engineering, which carried riders like Mike Hailwood and Luigi T | |
