Just completed ... mostly machined on a Tormach PCNC mill with SolidWorks/SprutCam CAD/CAM plus manual lathe work on the cast iron cylinders, pistons, rings and crank. One inch bore with 1.25 inch stroke. Built entirely from material from a local scrap yard. Plan set available from Jerry-Howell.com. Mayhugh engine V-twin vtwin tormach howell
