QUESTION: You often talk about timing belts vs. timing chains. How can I tell which my car has, and when I should change it? We have a 2002 Nissan Altima six-cylinder with 106,000 miles, a 2005 ...

An engine depends on perfect timing the same way a symphony depends on a conductor. Every valve opens at the exact moment it should, every piston moves in perfect rhythm, and everything stays ...

The timing belt is a notched rubber belt, sometimes called a Gilmer belt. This belt allows the crankshaft to drive the camshaft, which in turn opens and closes the valves. Without this belt, the ...

We must first understand what each of these two systems does for a car. They both serve the same purpose, which is to coordinate the movement of the crankshaft as well as the camshaft(s) so that the ...

About a year ago, I had the timing belt replaced on my 2003 Subaru Outback. Then, last week, I had the head gasket replaced at a different shop. When they replaced the head gasket, they looked at my ...

You should have the B47 engine fitted to your car (which replaced the notorious N47 which had all the problems with the chain). We would check to see what engine you have fitted as if you have the N47 ...

If a timing belt breaks, one of two things are likely. Either the broken belt will allow the valves and pistons of the engine to collide, instantly turning the engine to scrap. (This is what happens ...

Unless you own a Yugo, you probably already realize that your car’s engine is a meticulously designed and engineered hunk of metal. Even so, you may not know that if one part of the engine fails, it ...