Have you ever wondered if it's time to replace a timing belt? For the answer, listen to your engine and follow your vehicle's ...

[Scott Swaaley] needed a bunch of timing pulleys for the clock he was building. He had already decided on the MXL profile, but he needed so many of these toothed pulleys in so many configurations ...

Chains generally last longer than belts, but they sit in engine oil, so if the engine’s lubrication maintenance is neglected, the chain will suffer along with it and wear out faster. The timing ...