```html

2003 KTM 400-660 LC4

The 2003 KTM 400-660 LC4 is a dual-sport motorcycle that was designed for both on- and off-road riding. It is powered by a 660 cc liquid-cooled, single-cylinder engine that produces 55 horsepower and 43 lb-ft of torque. The engine is mated to a five-speed transmission with a wet multi-plate clutch. The LC4 is known for its light weight and nimble handling, making it a popular choice for both beginner and experienced riders.

The LC4 features a steel frame with a bolt-on aluminum subframe. The suspension consists of a 43 mm WP USD fork with 10.5 inches of travel and a WP PDS shock with 10.3 inches of travel. The brakes are Brembo, with a 320 mm single disc in the front and a 240 mm single disc in the rear. The wheels are 21 inches in the front and 18 inches in the rear, and they are shod with Michelin T63 Enduro tires.

The LC4 is a versatile motorcycle that can be used for a variety of purposes, including commuting, touring, and off-road riding. It is a reliable and durable motorcycle that is easy to ride and maintain. The LC4 is a great choice for riders who are looking for a motorcycle that can do it all.

Engine

The 2003 KTM 400-660 LC4 is powered by a 660 cc liquid-cooled, single-cylinder engine. The engine is based on the design of the KTM LC8 engine, but it has been modified for use in the LC4. The LC4 engine has a bore and stroke of 102 mm x 75 mm, and it produces 55 horsepower and 43 lb-ft of torque. The engine is mated to a five-speed transmission with a wet multi-plate clutch.

The LC4 engine is known for its reliability and durability. It is also relatively easy to maintain, making it a good choice for riders who are looking for a motorcycle that they can ride and maintain themselves.

Suspension

The 2003 KTM 400-660 LC4 features a WP suspension system. The front suspension consists of a 43 mm WP USD fork with 10.5 inches of travel. The rear suspension consists of a WP PDS shock with 10.3 inches of travel. The suspension is adjustable for preload, rebound, and compression damping.

The WP suspension system is known for its performance and durability. It provides the LC4 with excellent handling and stability, both on- and off-road.

Brakes

The 2003 KTM 400-660 LC4 features Brembo brakes. The front brake consists of a 320 mm single disc with a four-piston caliper. The rear brake consists of a 240 mm single disc with a two-piston caliper. The brakes provide the LC4 with excellent stopping power and feel.

The Brembo brakes are known for their performance and durability. They provide the LC4 with the braking power that it needs to stop safely in a variety of conditions.

Wheels and Tires

The 2003 KTM 400-660 LC4 features 21-inch front and 18-inch rear wheels. The wheels are made of aluminum and they are shod with Michelin T63 Enduro tires. The T63 Enduro tires are designed for both on- and off-road riding. They provide the LC4 with excellent traction and stability in a variety of conditions.

The 21-inch front wheel provides the LC4 with excellent stability and handling on rough terrain. The 18-inch rear wheel provides the LC4 with good traction and acceleration on both on- and off-road surfaces.

KTM ENGINE REPAIR MANUAL
2003
400-660 LC4
Pages: 387
Language: English

Format: PDF DOWNLOAD

This is the same manual used by professional technicians to maintain , service, diagnose and repair your vehicle. Is very detailed and contains step by step instructions and repair info. Download the service manual and fix your problems now.

The manual covers:

-Service info

-General information

-Removing and refitting engine

-Disassembling

-Servicing individual components

-Assembling engine

-Troubleshooting

-Technical specifications

-Periodic maintenance schedule

-Wiring diagram

File Format: PDF

Printable:Yes

Languages:English

Compatible:Win/Mac

Requirements: Adobe PDF Reader

Save Money $$ By doing your own repairs!