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 ...

The crank gear (A) is exactly half the size of the cam gear (B). The cam turns only one revolution for every two revolutions of the crank. This is so the exhaust and intake valves will open and dose ...

The answer to the question about how long timing chains last and whether they need to be replaced has two possible answers. It all depends on your answer to this question: Do you maintain your car ...

This 650i’s replacement motor didn’t last long, and its internal damage tells a familiar story for early N63 owners. The BMW N63 V8 was initially praised but quickly became notorious for unreliability ...

Keep reading to find out what a timing chain replacement costs, what kind of help you can expect from your warranty, and what the key differences are between timing chains and timing belts. Luckily, ...

Many modern passenger cars have either a timing belt or a timing chain. Generally speaking, timing belts have the advantage of being quieter and cheaper to produce and replace, while timing chains ...