Factory Shop & Service Reference: Harley-Davidson Twin Cam 88 & 103 Motorcycles (1999-2005)
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Purchase Information
1999-2005 Harley-Davidson Twin Cam 88 & 103 Service Manual - Technical Specifications
- Document Number / Seller:
- 29479 / Robert Williams
- File Size:
- 36.47 MB
- File Type:
- Language:
- English
- Pages:
- 706
- Printable:
- Yes
- Estimated Download Time:
- 0.75 Minutes
- Delivery Format:
- Digital (PDF) - Instant Access
- Category:
- Motorcycle
- Brand:
- Harley-Davidson
- Reviewed and Approved:
- Dec 23, 2025
Harley-Davidson Models and Parts Covered in this Motorcycle Manual
- FLHT Electra Glide Standard (1999-2003)
- FLHTC Electra Glide Classic (1999-2003)
- FLHTCI Electra Glide Classic Fuel Injected (1999-2003)
- FLHTCUI Ultra Classic Electra Glide (1999-2003)
- FLHR Road King (1999-2003)
- FLHRI Road King Fuel Injected (1999-2003)
- FLHRCI Road King Classic (1999-2003)
- FLTR Road Glide (1999-2003)
- FLTRI Road Glide Fuel Injected (1999-2003)
- FLHTCSE2 Screamin' Eagle Electra Glide 2 (2004-2005)
Complete Manual Information
Unlock the Full Potential of Your Harley-Davidson Twin Cam 88 & 103 (1999-2005)
Maximize the performance and longevity of your Harley-Davidson with this definitive digital service and repair reference. Based on a complete disassembly of the machine, this manual provides professional-grade guidance for everything from routine maintenance to complex engine overhauls. With over a thousand original photos and detailed technical illustrations, it is the indispensable tool for every owner of a 1999-2005 FLH or FLT series motorcycle.
Targeted Model Coverage (1999-2005)
This manual is specifically engineered for Harley-Davidson motorcycles equipped with the Twin Cam 88 (1450cc) and Twin Cam 103 (1690cc) engines. It covers the following models and trade names:
- Electra Glide Series: FLHT Standard, FLHTC Classic, FLHTCI Fuel Injected Classic, and the FLHTCUI Ultra Classic.
- Road King Series: FLHR Standard, FLHRI Fuel Injected, and the FLHRCI Road King Classic.
- Road Glide Series: FLTR and the FLTRI Fuel Injected models.
- Screamin’ Eagle Specials: High-performance models including the FLHTCSE2 Screamin’ Eagle Electra Glide 2.
Essential Technical Data & Specifications
Stop guessing and start wrenching with confidence. This manual includes precise factory specifications and serial number locations to ensure you use the correct parts every time:
- Identification: Quickly locate your Frame VIN (right side down tube), Engine Serial Number (left/right crankcase pads), Transmission Serial Number (right side case), and even the Carburetor Serial Number.
- Torque Master Tables: Includes full SAE Grade 2 through Grade 8 general torque specs, plus critical values like Front Axle Nut (50-55 ft.-lb.), Rear Axle Nut (60-65 ft.-lb. for '99-'01), and Spark Plugs (11-18 ft.-lb.).
- Fluid Capacities: Accurate data for Oil Tank refills (3.5 U.S. qts.), Transmission oil changes (20-24 U.S. oz.), and Primary Chaincase (32 U.S. oz.).
What’s Inside: Value-Added Repair Procedures
- Advanced Troubleshooting: Use systematic diagnostic methods to pinpoint issues. Includes a complete breakdown of on-board Diagnostic Trouble Codes (DTCs) for both carbureted and fuel-injected (EFI) systems.
- Engine & Transmission: Step-by-step overhaul procedures for the air-cooled V-Twin. Learn critical tolerances like cylinder head warp limits (0.006 in.) and piston-to-cylinder clearances.
- Electrical Mastery: Detailed coverage of the charging system, alternator (38-45 amps depending on model), and ignition coil testing (Primary: 0.5-0.7 ohm; Secondary: 5500-7500 ohms).
- Routine Maintenance: Clear intervals for lubricating steering head bearings, drive belt deflection adjustments (5/16-3/8 in.), and brake pad inspections (minimum thickness 0.04 in. for 2000-on models).
- Specialized Systems: Includes unique service information for air-adjustable suspensions, cruise control diagnostics, and the premium sound/intercom systems found on Ultra Classic models.
Expert Features for the Home Mechanic
- Mobile Optimized: Designed for easy reading on tablets and smartphones right next to your bike in the garage.
- Step-by-Step Guidance: Every disassembly, repair, and assembly procedure is presented in an easy-to-follow chronological format.
- Safety First: Comprehensive shop safety instructions, including handling volatile gasoline and avoiding carbon monoxide risks.
- Conversion & Reference: Includes American tap and drill size tables, decimal/metric equivalents, and a full index of technical abbreviations.
Take control of your Harley's maintenance today. Whether you are performing a simple oil change or a full engine rebuild, this manual sets the standard for accuracy and ease of use.
Download Instructions for Harley-Davidson Motorcycle Manual
Frequently Asked Questions - Harley-Davidson Motorcycle Manual
What does this Harley-Davidson manual cover?
This comprehensive service manual covers detailed repair procedures, maintenance schedules, troubleshooting guides, and technical specifications for Factory Shop & Service Reference: Harley-Davidson Twin Cam 88 & 103 Motorcycles (1999-2005). It includes information for the following models: - FLHT Electra Glide Standard (1999-2003) - FLHTC Electra Glide Classic (1999-2003) - FLHTCI Electra Glide Classic Fuel Injected (1999-2003) - FLHTCUI Ultra Classic Electra Glide (1999-2003) - FLHR Road King (1999-2003) - FLHRI Road King Fuel Injected (1999-2003) - FLHRCI Road King Classic (1999-2003) - FLTR Road Glide (1999-2003) - FLTRI Road Glide Fuel Injected (1999-2003) - FLHTCSE2 Screamin' Eagle Electra Glide 2 (2004-2005).
Is this manual suitable for beginners?
Yes, this Harley-Davidson manual is designed for both professional technicians and DIY enthusiasts. It includes step-by-step procedures with clear illustrations and safety guidelines for Motorcycle maintenance and repair.
What file format will I receive?
You will receive this manual as a PDF file (36.47 MB), which is compatible with all devices. The manual is fully searchable and printable for your convenience.
How quickly can I access the manual after purchase?
You'll receive instant access to your Harley-Davidson Motorcycle manual immediately after payment completion. The download link is valid for 3 days, with lifetime re-download guarantee.
Are engine specifications included?
This motorcycle service manual includes detailed engine specifications, valve clearances, torque settings, and performance data specific to your Harley-Davidson model.
Can I print specific sections of the manual?
Absolutely! This digital manual allows you to print any section you need, from individual pages to complete chapters, making it perfect for workshop use.
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