Mazda Rotary Engine Car Show Every year the rotary gearheads gather from all over the globe to attend the so called "Biggest rotary show in the world" at SEVENSTOCK 2010 at the Mazda North America Headquarters in Irvine, California. Since the release of the RX-8, its uncertain what rotary engine equipped vehicle will be produced after the RX-8, and perhaps events like the Sevenstock are an attempt to show Mazda corporate that the Wankel rotary spirit is still going strong.  Sevenstock is also more of a niche venue than your ordinary assembly of piston loving enthusiasts... rotary engines have a special type of bond that adheres to any car loving person. Why is this? Perhaps its the attraction to the free spinning bumble bee rumble, or the simple nature of the compact displacement that drops into almost any type of chassis? Regardless of the reason, it's a legendary engine that's made an immense footprint in the automobile world. The latest of Mazda's rotary creations, the RX-8 were in full effect. The Renesis is a naturally aspirated rotary engine engineered for performance as well as fuel efficiency, but most importantly,...