Engine
Timing Belt vs Timing Chain — What Van Owners Should Know
Timing belts need replacement at manufacturer intervals, while chains typically last longer but can still fail if oil changes are neglected.
Timing belts are rubber components that drive the camshaft and must be changed every 60,000–100,000 miles depending on the manufacturer. A snapped belt usually destroys the engine on interference designs. Timing chains are metal and designed for the life of the engine, but they can stretch over time if oil changes are missed, leading to rattling noises and potential valve timing issues. Chain replacement is more labour-intensive and expensive than belt replacement. Knowing which system your van has and following the service schedule is critical for avoiding sudden engine failure.
Key takeaways
- Timing belts have a set replacement interval and cause total engine failure if they snap
- Timing chains last longer but need clean oil to stay tensioned
- Always check your manufacturer service schedule for replacement intervals
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