These are the known mechanical and performance specifications for your 2008 Harley-Davidson XL883 Sportster.
Basic Specs

Year2008
MakeHarley-Davidson
ModelHarley-Davidson XL883 Sportster
TypeCustom / cruiser
CostUS$ 6695. Prices depend on country, taxes, accessories, etc.
Engine
Displacement883.32 ccm (53.90 cubic inches)
Type
DetailsV2, four-stroke
Max RPM
Compression8.9:1
Bore/Stroke76.2 x 96.8 mm (3.0 x 3.8 inches)
Valves/Cylinder
FuelingInjection. Electronic Sequential Port Fuel Injection (ESPFI)
Ignition
ExhaustChrome, staggered shorty exhaust with dual mufflers
Lubrication
CoolingAir
Drivetrain
Gearbox5-speed
Final DriveBelt
ClutchMulti-plate with diaphragm spring in oil bath
Driveline
Performance
Horespower
Torque74.58 Nm (7.6 kgf-m or 55.0 ft.lbs)
Top Speed
Fuel Economy & Polution
Fuel Consumption3.92 litres/100 km (25.5 km/l or 60.01 mpg)
Fuel Capacity12.49 litres (3.30 gallons)
Emissions90.9 CO2 g/km. (CO2 - Carbon dioxide emission)
Chassis
Frame Type
Rake29.6°
Trail117 mm (4.6 inches)
Front Suspension
Front Travel
Rear Suspension
Rear Travel
Seat
Seat Height744 mm (29.3 inches) If adjustable, lowest setting.
Alt. Seat Height
Total Height
Total Length2,289 mm (90.1 inches)
Total Width
Ground Clearance142 mm (5.6 inches)
Wheelbase1,524 mm (60.0 inches)
Dry Weight255.4 kg (563.0 pounds)
Wet Weight264.4 kg (583.0 pounds)
Wheels & Brakes
Front Tire/Tyre100/90-H19
Rear Tire/Tyre150/80-B16
Front BrakesSingle disc
Front Brake Diameter
Rear BrakesSingle disc
Rear Brake Diameter
Wheels
Comments
Rubber-mounted, 883cc Evolution® engine; Silver powder-coated engine (including cylinders and cylinder heads) with polished covers; low-rise handlebar; classic solo seat; mid-mounted foot controls