Turn3 Autosport built 2.9 9A1 motor destined for an IMSA Cayman race car. Interested in our engine building program? Drop us a line or come by the shop to see what we can do for you. We always have motors being built and we can show you our work first hand. We build everything from early aircooled to the latest watercooled Porsche Motors. Stock builds, performance builds, complete race builds and everything in between.