Description

When your old International Harvester starts acting up and you need to figure out what’s going wrong, there’s nothing like having the right manual at your fingertips. This I&T shop service manual gives you the same step-by-step procedures and detailed illustrations that professional mechanics use to keep these reliable tractors running strong.

What You’re Getting

Complete service procedures for everything from routine maintenance to major repairs
Clear illustrations and diagrams that show you exactly what you’re looking at
Step-by-step instructions written in plain language you can actually follow
Troubleshooting guides to help you track down problems quickly
Specifications and torque values so you get things back together right

Built for Real Farm Work

This manual covers the International Harvester 300, 300 Utility, 350, 350 Utility, 400, W400, 450, and W450 series tractors—machines that were built to work hard on farms across the country. Whether you’re dealing with hydraulic issues, engine troubles, or transmission problems, this manual walks you through the fix.

Made to Last

I&T manuals have been the go-to resource for farm mechanics for decades. The pages are designed to handle shop conditions, and the binding holds up even when you’re constantly flipping back and forth between sections while you work.

Good to Know

Keep this manual handy in your shop or toolbox—you’ll find yourself reaching for it more often than you might expect. The troubleshooting sections alone can save you hours of head-scratching when something’s not working right. It’s like having an experienced IH mechanic looking over your shoulder.