New Mazda MX-5 Super25 Concept Designed as an Endurance Racer

You can never have too much of a good thing, so while Mazda never proceeded with last year's supercharged MX-5 Super20, the concept lives on in a slightly different form as the MX-5 Super25 that made its debut at the 2012 SEMA Show this week.

The Japanese carmaker tells us that the new study was "crafted with endurance racing in mind".

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Mazda Brings 3 Concept Versions of CX-5 Crossover to SEMA Including a Diesel Variant

With the 2012 Specialty Equipment Market Association (SEMA) Show in full swing, Mazda lifted the wraps off three new concept versions of its CX-5 compact crossover to demonstrate the personalization choices owners have, and in one case, to highlight the diesel option that may soon be available in North America.

We will start with the latter that is named after actor and Mazda racecar driver Patrick Dempsey and which uses the Japanese brand's European-specification SKYACTIV-D 2.2-liter clean diesel engine to power the all-wheel-drive system through a six-speed manual gearbox.

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