Mike Jacobsen This 13P has been modified to use two engines. The thrust engine drives the prop through a belt-reduction drive system. The lift engine is direct drive. Nice work Mike. Henry Clews This 13P was constructed very nicely and painted in John Deere green and yellow. Nice craft Henry. Bruce Einarson This "flaming" twin engine 13P was constructed by Bruce Einarson of Manitoba, Canada. Barrett Kenny of Keswick, VA Barrett Kenny constructed this 13P from our 13P kit in 4 months. Excellent timing and a job well done for a first-time builder. Nice work Barrett! David Schneider This 13P was built by David Schneider. Good looking craft Dave.