1999-2000 Buell X1 Lightning Service Manual

Complete service and repair manual for 1999-2000 Buell X1 Lightning models, covering all aspects of maintenance and troubleshooting. Manual Part No. 99490-00Y.

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Document Details

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Document Number / Seller:
24309 / Brian Thompson
File Size:
64.68 MB
File Type:
ZIP
Language:
English
Pages:
538+99
Printable:
Yes
Category:
Bike
Last updated / verified
Jul 31, 2025

Models Covered & Key Technical Specifications

Buell X1 Lightning (99490-00Y) – 1999-2000

Service Manual | Chassis/Engine/Fuel System.

  • Nominal Production Rate: 10R12 spark plugs are specified for replacement.
  • Prescribed Engine Temperature Sensor Location: Revised cylinder heads feature a new Engine Temperature (ET) sensor location.
  • System Ignition Module: Updated ignition module includes blue sheathing for quick identification.
  • Calibrated Carburetor: Features a 195 main jet and a new vent path.
  • Documented Fuel System: Updated fuel system with a new vent path to address carburetor overflow.
  • Defined Air Cleaner: Replacement of 6R12 spark plugs with 10R12 spark plugs as replacements.

Professional Workshop Service Manual & Technical Specifications

Comprehensive Service Diagnostic Manual: Buell X1 Lightning Service Manual, covers 1999-2000 edition Transmission-Guide

Specification-Class: Buell X1 Lightning (1999-2000) // Design-Core: Motorcycle / Engine Logic // Maintenance-Category: Technical-Details.

Table Overview: Chapter Description
1 Maintenance
2 Chassis
3 Engine
4 Fuel System
5 Electric Starter

Engineering chapters address various systems and procedures necessary for the upkeep and repair of the Buell X1 Lightning. This manual meticulously documents components, diagnostic procedures, and technical specifications. It provides a thorough overview of the motorcycle's layout and operational parameters. The torque specifications for critical components are included to ensure proper assembly and safety.

Technicians will find detailed guidance on engine tuning, fuel delivery systems, and electrical system diagnostics. Procedures for component removal, inspection, and installation are clearly outlined to assist with effective servicing. The manual emphasizes correct operational sequences and emphasizes the importance of using specified parts and tools for optimal performance and longevity.

Maintenance covers routine checks and procedures. Chassis delves into frame, suspension, and wheel systems. Engine details internal components and related maintenance. Fuel System outlines fuel delivery and carburetor functions, while Electric Starter covers the starting system.

This manual serves as an essential resource for owners and technicians alike, offering comprehensive information for maintaining the Buell X1 Lightning in optimal condition.

FAQ

Calculate the **precise** pressure specifications for the tire inflation? keyboard_arrow_down

32 PSI (220 kPa) for the front tire and 36 PSI (248 kPa) for the rear tire are the standard solo riding pressures.

What values for **proper** assembly sequence should be followed for the front wheel? keyboard_arrow_down

14.5-18.1 ft-lbs (19.6-24.4 Nm) is the specified torque for the front wheel pinch screws during assembly.

Assess the **standard** service interval parameters for checking the engine oil level? keyboard_arrow_down

At least every 5000 miles (8000 km) or at every scheduled service interval is recommended for checking the engine oil level.

What components are **necessary** for the ignition system architecture? keyboard_arrow_down

The ignition system architecture includes the ignition module, spark plugs, and ignition timing components.

Confirm the **recommended** tool requirements for the steering head bearing adjustment? keyboard_arrow_down

A fork stem bolt, upper triple clamp, dust shield, roller bearing, bearing cup, lower triple clamp, and screws are required for steering head bearing adjustment.

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Just what I needed to understand my Buell better. The download link was sent quickly, and everything worked flawlessly.
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Smooth download process and the manual is very comprehensive. Truly a must-have for any Buell owner.
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Rated 5 out of 5 stars
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This manual has been a lifesaver for my maintenance tasks. Highly detailed and easy to follow!
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I had a question about the manual, and the support team responded within minutes. Very professional!