When should a timing belt be replaced on a Miata?
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between 60,000 and 100,000
Although timing belts are critical, there’s no need to replace them regularly –unless explicitly recommended in your MAZDA owner’s manual. Some automakers recommend changing a timing belt between 60,000 and 100,000, others don’t. Many of today’s timing belts can go 100,000 miles or more without needing to be replaced.
What happens if timing belt breaks Miata?
No harm comes to your engine when your timing belt goes. What does happen is the people here at the Miata.net will talk you through fixing it. No harm comes to your engine when your timing belt goes.
When should I change my timing belt kit?
Most manufacturers recommend that you replace your timing belt every 60,000 miles – or 5 years.

How much does it cost to change a timing belt on a Mazda Miata?
Mazda Miata Timing Belt Replacement Cost Estimate. Labor costs are estimated between $249 and $314 while parts are priced between $187 and $330. This range is based on the number and age of Mazda Miata’s on the road.
Do I need a timing belt kit or just the timing belt?

Indications that a new timing belt kit is required When a timing belt wears, it can start to stretch out of shape. Once that happens, it prevents the camshaft and crankshaft lining up correctly, and it may be difficult to start your engine. A lack of power while driving.
How much is a timing belt kit?
In most cases, a timing belt kit will run between $100.00-350.00. Labor on most timing belts is between 3-5 hours, putting your total cost between $400.00-1,000.00. Remember, do not opt for a “just the belt” replacement. While the cost is cheaper, the chances of further failure increase significantly.
Is it necessary to change water pump with timing belt?
Generally, the idler pulleys, tensioner and water pump should always be replaced when the timing belt is replaced. In most cases, the timing belt drives the water pump, so it is the right time to replace the water pump. It is also recommended by the manufacturer.