| MODEL | BUELL S1 LIGHTNING 1996 |
| Year | 1996 |
| Engine Type | 45-degree V-twin, four-stroke, pushrod OHV, hydraulic self-adjusting lifters, 2 valves per cylinder |
| Displacement / Capacity | 1203 cc / 73.4 cu in |
| Bore X Stroke | 88.8 x 96.8 mm |
| Compression Ratio | 10.0:1 |
| Cooling System | Air |
| Max Power | 73.6 kW / 101 hp @ 6000 rpm |
| Max Torque | 128.6 Nm / 94.8 lb-ft @ 5500 rpm |
| Ignition | — |
| Induction | Two 40 mm Keihin carburettors |
| Start System | Electric |
| TRANSMISSION SPECS | |
| Lubrication | — |
| Gear Box | 5-speed |
| Clutch | — |
| Final Drive | Kevlar belt |
| CHASSIS SPECS | |
| Frame | — |
| Front Suspension | 40 mm fork, adjustable compression and rebound damping |
| Rear Suspension | Single shock, adjustable spring preload, compression and rebound damping |
| Front Brakes | Single 340 mm disc, 6-piston caliper |
| Rear Brakes | Single 230 mm disc, 2-piston caliper |
| DIMENSION SPECS | |
| Overall Length | — |
| Overall Width | — |
| Overall Height | — |
| Seat Height | — |
| Wheelbase | — |
| Ground Clearance | — |
| Dry Weight | 200 kg / 441 lb |
| Wet Weight | — |
| WHEEL SPECS | |
| Front Tyre | 120/70 ZR17 |
| Rear Tyre | 170/60 ZR17 |
| FUEL SYSTEM | |
| Fuel Capacity | 15.1 Litres / 4 US gal |
| Fuel Consumption | 5.5 L/100 km / 43 US mpg |
| Top Speed | 207.5 km/h / 128.9 mph |
The S1 Lightning was the sportier sibling of the Thunderbolt, using the same chassis with a small screen, smaller tank, new tail and a higher-compression engine. It was lighter and quicker than the Thunderbolt and sold for less. It carried the Harley-Davidson-supplied Sportster-based V-twin.
