Miniature Bruce MacBeth engine. 2:49 video:
https://www.youtube.com/watch?v=kPolUIXHHRg
Previously:
https://www.homemadetools.net/forum/...088#post157364
https://www.homemadetools.net/forum/...131#post138215
https://www.homemadetools.net/forum/...387#post150781
https://www.homemadetools.net/forum/...2320#post76150
https://www.homemadetools.net/forum/...052#post137975
https://www.homemadetools.net/forum/...828#post175237
https://www.homemadetools.net/forum/...336#post135181
https://www.homemadetools.net/forum/...901#post137416
https://www.homemadetools.net/forum/...873#post137314
https://www.homemadetools.net/forum/...692#post102204
https://www.homemadetools.net/forum/...806#post148290