It's been over nine years since Don Groff began the unlikely task of building from scratch an open-wheel car that would be powered by a mid-mounted, 12-cylinder version of the famous Toyota 1JZ engine. Now, finally, the project is approaching the final stretch, and Groff has managed to dyno his baby with impressive results that put his single-seater in the vicinity of actual F1 cars in terms of torque and power output.