>So far, fuselage on spring alum >gear, wheels, O-200 engine, cowling and wood prop mounted, HS, elevator, >rudder and wing spars piled on top came to 523 lbs. Any thoughts out there? >Gary
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ On a more serious note, you're probably in the ball park with other heavy engined KR's. I doubt if you can keep it under 700 pounds empty but it's a target to shoot for. Larry Flesner