These Engines Were Ahead of Their Time | Sirio S12 Evo 2 & Evo 3 Comparison

In this video, I compare some of my favorite .12 engines ever created. The Sirio S12 Evo 2 & Evo 3. These engine are so similar yet so different and were way ahead of their time. The Evo 2 was released in 2003 and the Evo 3 in 2005. These engines have amazing features that some engines still lack today