3.9

This week we had a simple, understated silver GT3 show up from Southern California. The owner made the ~350 mile drive and dropped her off, then took a plane ride home to let us get to work. The requested upgrades were our bypass exhaust and EVOMSit software, but sometimes things can get a...

Hey guys, There's a forthcoming cover story about this in a certain magazine, but in the meantime I wanted to give a teaser... As some of you may be aware, we have been building 3.9L GT3 motors for a couple years (I believe we have built 10 now total including our two cars, and two for...