Buell S1 Lightning User Manual

1
SECTION I–MAINTENANCE
SUBJECT PAGE NO.
1. Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
2. Side Views. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
3. Fluid Requirements. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
4. Clutch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
5. Rear Preload Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
6. Ignition Timing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
This section explains procedures unique to 1997 model S1 Lightnings. Any procedures not found
in this supplement are covered in the 1996 S1 Lightning Service Manual (Part No. 99490-96Y).

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

Summary

SECTION I–MAINTENANCE

Specifications

Provides detailed technical specifications for the motorcycle, including dimensions, capacities, and weights.

Side Views

Illustrates the location of various motorcycle components with diagrams.

Fluid Requirements

Details specifications and types of fluids for the motorcycle, including engine oil and brake fluid.

Clutch

Explains model year changes and procedures related to the clutch.

Rear Preload Adjustment

Provides step-by-step instructions for adjusting rear suspension preload.

Ignition Timing

Explains model year changes and procedures for setting ignition timing.

SECTION II–CHASSIS

Vehicle Identification Number

Explains the VIN structure and its location on the motorcycle.

Front Wheel

Describes model year changes and procedures for front wheel removal/installation.

Front Brake Caliper

Provides tool information and procedures for front brake caliper piston removal.

Swingarm

Details model year changes and procedures for swingarm assembly and installation.

SECTION III–ENGINE

SECTION IV–FUEL SYSTEM

Remote Idle Adjuster

Explains the function and adjustment of the remote idle adjuster.

Air Cleaner

Details model year changes and removal procedures for the air cleaner assembly.

SECTION V–ELECTRIC STARTER

Starting System Diagnosis

Provides a flowchart for diagnosing starting system issues.

SECTION VI–DRIVE/TRANSMISSION

SECTION VII–ELECTRICAL

Handlebar Switches

Describes model year changes and components of right and left handlebar switches.

Starter Interlock System

Explains the purpose and tests for the starter interlock system.

Horn

Details model year changes and procedures for horn removal and installation.

Wiring Harness

Provides a table of electrical connectors and their descriptions.