I've built several of Jerry Howell's engines and usually model them in Solidworks before machining. I've always admired Jerry's designs and never had any issues with getting them running as they are well thought-out and complete along with helpful construction notes. As a retired designer and...
I am an experienced drawing board mechanical designer and an engineer by profession. I tried learning 3D cad on my own for several years with much frustration. I highly recommend taking a cad class at a local community college. That's what I did and that's when I stared learning things like...