If you own a Mazda MX-5 and you're planning on swapping the four-cylinder engine for a small-block V8, Flyin' Miata has got you covered. From the first-generation NA to the latest ND, the conversion package costs $49,995 excluding the price of the vehicle but including labor.Jun 7, 2020. The NC Miata had a long run, starting in mid 2005 an lasting until 2015. There were many facelifts and freshenings along the way and the roadster flexed a 2.0-liter four that produced 166 horsepower during this time period. The current, freshly redesigned Miata, known as the ND, has wowed the motoring press as the Miata has done for decades, but just as.