1.6 16v 110bhp. 1.8 16v 139bhp. 1.8 16v 140bhp. 1.8 16v 146bhp. 4 x Bosch Super 4 spark plugs. These spark plugs are compatible with the following Mazda vehicles These high-performance spark plugs operate based on the state-of-the-art surface air-gap principle.
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