The San Diego Alternative Energy Meetup Group Message Board › Cars & Transportation › New Patent Pending Engine runs on $100 of fuel for 3 years
San Diego, CA
Engine ready for production has been running for 9 months now. The inventor said it will cost about $250 to produce for an engine the size to run a car. They are currently looking for investors.
It only uses about $1 of fuel every 3 months.
Here's the link.