http://engineeringtv.com/blogs/etv/archive/2008/04/21/large-natural-gas-engines.aspxThe Engines and Energy Conversion Laboratory at Colorado State University has a 15 year history in developing products which improve engine efficiency and reduce harmful emissions from engines as small as 1 hp to as large as 2500 hp. As the quest forenCommunityServer 2007.1 (Debug Build: 20917.1142)