Technical guide
Short, practical notes on engine bearings, from the people who make them.
General guidance for people who work on engines. For exact figures always follow the vehicle or engine maker's workshop manual.
What is an engine bearing and what does it do?
How plain engine bearings work, what they are made of and why a good bearing is more than a piece of metal: main bearings, rod bearings and thrust washers explained.
Read the articleWhy engine bearings fail, and how to prevent it
The most common causes of engine bearing failure, and the checks that make a new bearing last.
Read the articleChoosing and fitting the right engine bearing
How to identify the right bearing, what the size steps mean and the basic checks that go with a new bearing.
Read the article