Posted on February 25, 2016February 25, 2016 by powerblocktvYou’re Gonna Want This V12 Solenoid Engine Miniature Model Desktop Toy Original Post: First view of my home made open frame V12 solenoid engine, running. See for yourself how an engine works! Check it out, and tell us what you think! Thoughts? Leave a comment below, or send us a tweet to @PowerBlockTV.