Plans

Micro HOSCQuarter size horizontal wobbler designed by Gail Graham. It has a 1/16 bore and stroke and a 1/4 inch flywheel.
Micro V8These are the plans for the micro V8 engine that is powered by CO2 or compressed air. You can see it run at

http://www.youtube.com/watch?v=N2cCYrqq6fU
Mini HOSCHalf size horizontal wobbler designed by Gail Graham. It has a 1/8 bore and stroke and a 1/2 inch flywheel.