The Yamaha SR 500 was a single-cylinder, four-stroke motorcycle released between 1988 and 1992. It featured a 499cc, air-cooled engine with a 34mm Mikuni VM34SS carburetor and CDI ignition. The bike produced a maximum power output of 31.5 hp at 6500 rpm and a maximum torque output of 36.3 Nm at 5500 rpm. The transmission was a five-speed manual with a final chain drive. The bike had a half-duplex cradle frame, 35mm telescopic front forks, and a dual shock rear suspension that was five-way adjustable for spring preload. The front brake was a single 200mm disc, and the rear brake was a 150mm drum. The bike had a top speed of 95 mph (152.8 km/h) and an average fuel consumption of 63 mpg. The Yamaha SR 500 weighed 158 kg (348 lbs) when dry and 173 kg (381.4 lbs) when wet. The bike had a fuel capacity of 12 liters (3.1 US gal) and a seat height of 810 mm (32 in), with a wheelbase of 1405 mm (55.3 in). The Yamaha SR 500 had a standing 1/4 mile time of 15.3 seconds and had a rake of 27.5 degrees with a trail of 117 mm (4.6 in).
Technical specifications:
Make Model: Yamaha SR 500
| Year | 1988 – 92 |
|---|---|
| Engine | Four stroke, single cylinder, SOHC, 2 valves per cylinder. |
| Capacity | 499 cc / 30.4 cu-in |
| Bore x Stroke | 87 84 mm |
| Cooling System | Air cooled |
| Compression Ratio | 9.0:1 |
| Oil Capacity | 2.4 Litres |
| Induction | 34mm Mikuni VM34SS carburetor |
| Ignition | CDI |
| Starting | Kick |
| Max Power | 31.5 hp / 23.5 kW @ 6500 rpm |
| Max Torque | 36.3 Nm / 26.8 lb-ft @ 5500 rpm |
| Transmission | 5 Speed |
| Final Drive | Chain |
| Frame | Half-duplex cradle |
| Front Suspension | 35mm telescopic forks |
| Front Wheel Travel | 150 mm / 5.9 in |
| Rear Suspension | Dual shock, 5-way adjustable spring preload. |
| Rear Wheel Travel | 105 mm / 4.1 in |
| Front Brakes | Single 200mm disc |
| Rear Brakes | 150mm drum |
| Front Tyre | 3.50 S18 |
| Rear Tyre | 4.00 S18 |
| Rake | 27.5 degrees |
| Trail | 117 mm / 4.6 in |
| Dimensions | Width 845 mm / 33.3 in Height 1155 mm / 45.5 in |
| Wheelbase | 1405 mm / 55.3 in |
| Seat Height | 810 mm / 32 in |
| Dry Weight | 158 kg / 348 lbs |
| Wet Weight | 173 kg / 381.4 lbs |
| Fuel Capacity | 12 Litres / 3.1 US gal |
| Consumption Average | 63 mpg |
| Standing 1/4 Mile | 15.3 sec |
| Top Speed | 95 mph / 152.8 km/h |
