Mazda Repair Questions? Ask Mechanics for Answers ASAP
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Unfortunately, the 2003 Mazda Protoge with the 2.0L DOHC engine IS an interference engine. If the timing belt was to break while the engine was under load, there is a chance the valves could have been damaged. Sorry to be the bearer of bad news here! Please remember to leave a rating using the 'stars' or click 'Accept'. A 5-star rating is much appreciated! Rating or accepting my answer does not cost you extra.
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