Buell S3 Thunderbolt (1997)

The Buell S3 Thunderbolt is a motorcycle from 1997 that features a 45 degrees V-twin, four-stroke engine with pushrod actuated overhead valve, hydraulic self-adjusting lifters and two valves per cylinder. Its capacity is 1203cc and the compression ratio is 10.0:1. The bike is air-cooled and features fuel injection with ~A43mm throttle bodies and electronic ignition. The S3 Thunderbolt has a maximum power output of 73.6 kW (101 hp) at 6000 rpm and maximum torque of 90 Nm (66.4 lb-ft) at 5500 rpm. The transmission is a 5-speed with a final drive of a Kevlar belt. The front suspension is a ~A40mm Showa fork that is adjustable for compression and rebound damping with a 120mm (4.7″) wheel travel. The rear suspension is a single Showa shock with spring preload, compression and preload damping and a 116mm (4.6″) wheel travel. The bike has front and rear brakes, with the front featuring a single ~A340mm disc and six-piston caliper, while the rear features a single ~A230mm disc and two-piston caliper. The bike features hollow 3-spoke cast wheels with 120/70 ZR17 front tire and a 170/60 ZR17 rear tire. The rake is 24.5 degrees and the trail is 96.5mm (3.8″). The wheelbase is 1397mm (55″) and the seat height is 749mm (29.5″). The dry weight of the bike is 219kg (483 lbs) and the wet weight is 233kg (513 lbs). The fuel capacity is 20.4L (5.4 US gal).

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Technical specifications:

Make Model: Buell S3 Thunderbolt

Year: 1997

Engine: 45 degrees V-Twin, four stroke, pushrod actuated overhead valve, hydraulic self-adjusting lifters, 2 valve per cylinder.

Capacity: 1203 cc / 73.4 cu in

Bore x Stroke: 88.8 x 96.8 mm

Compression Ratio: 10.0:1

Cooling System: Air cooled

Induction: Fuel injection, ~A43 mm throttle bodies

Ignition: Electronic

Starting: Electric

Max Power: 73.6 kW / 101 hp @ 6000 rpm

Max Torque: 90 Nm / 9.2 kgf-m / 66.4 lb.ft @ 5500 rpm

Transmission: 5 Speed

Final Drive: Kevlar belt

Front Suspension: ~A40 mm Showa fork, adjustable for compression and rebound damping

Front Wheel Travel: 120 mm / 4.7″

Rear Suspension: Single Showa shock, spring preload, compression and preload damping

Rear Wheel Travel: 116 mm / 4.6″

Front Brakes: Single ~A340 mm disc, 6 piston caliper

Rear Brakes: Single ~A230 mm disc, 2 piston caliper

Wheels: Hollow 3-spoke cast wheels

Front Tyre: 120/70 ZR17

Rear Tyre: 170/60 ZR17

Rake: 24.5 degrees

Trail: 96.5 mm / 3.8″

Wheelbase: 1397 mm / 55″

Seat Height: 749 mm / 29.5″

Dry Weight: 219 kg / 483 lbs

Wet Weight: 233 kg / 513 lbs

Fuel Capacity: 20.4 L / 5.4 US gal