World's largest radio controlled English Electric Lightning. Flown by Dave Johnson. Powered by 2 JetsMunt Merlin engines. This model was designed and built by Ted Allison. It took him 4 years to build. It has wingspan of 13 ft 8in (i.e. 4.17 metres). It's weight is 88 lbs.
http://www.youtube.com/watch?v=ZV1eQyEGIdc