The GrunSpider Design Group owns an energy efficient (patent pending) Internal Combustion Engine that consumes 1/3 the fuel and has 1/3 the carbon footprint compared to today&＃39;s engines of equal power. A 2 Liter version of our engine = about 80 MPG : automobiles, motorcycles, trucks, buses, ships, trains, piston engine airplanes, helicopters, mining/ agricultural/ construction equipment, gensets....Our new Web page grunspider.com has just released the Saizew Turbine details and drawings. The Grunspider Design Grou is a presently looking for business arrangements with international quality-driven organizations who want to joint business their OEM with Grunspider.