Buell S1 Lightning User Manual

ENGINE
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1
Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-5
Stripping Motorcycle For Engine Repair . . . . . . . . . . . . . 3-8
Installing The Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-10
Cylinder Head . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-11
Cylinder and Piston . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-22
Lubrication System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-28
Oil Hose Routing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-29
Oil Tank . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-30
Oil Pressure Signal Light Switch . . . . . . . . . . . . . . . . . . . 3-31
Crankcase Breathing System . . . . . . . . . . . . . . . . . . . . . 3-32
Oiling System (Color Foldout) . . . . . . . . . . . . . . . . . . . . . 3-33
Oil Pump . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-34
Oil Filter Mount . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-37
Valve Tappets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-38
Gearcase Cover and Cam Gears . . . . . . . . . . . . . . . . . . 3-40
Crankcase . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-48

Buell S1 Lightning Specifications

General

Transmission	5-speed
Rear Brakes	Single 230mm disc, single-piston caliper
Compression Ratio	10.0:1
Ignition	Electronic
Engine Type	Air-cooled, four-stroke, 45° V-twin
Rear Suspension	Showa monoshock, adjustable preload, compression and rebound damping
Front Brakes	Single 340mm disc, 6-piston caliper
Seat Height	775 mm
Bore x Stroke	88.8 mm x 96.8 mm
Fuel System	Carburetor
Frame	Tubular steel
Tires	Front: 120/70 ZR17, Rear: 170/60 ZR17