Timing belt / chain kit
Keeps the crank and cams turning in step. On many engines a snapped belt means bent valves.
Signs it's worn: Ticking or slapping from the front of the engine, past the maker's interval.
What's wrong with my car? · Engine
Ticking, tapping or a rattle from the engine on startup?
Usually: Timing belt or chain wear.
A slap or rattle from the front of the engine, especially on a cold start, can be a worn timing chain or tensioner. Past the maker's interval, change it before it breaks.
The parts that fix it
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