4 cylinder now the most popular engine
Green Car Report, Jun 15 2012 - According to JD Power Associates more than half of the new cars and trucks sold between January and May this year were powered by 4-cylinder engines. http://www.greencarreports.com/news/1076983_so-long-v-6-v-8-high-mpg-4-cylinder-now-the-most-popular-engine









