Benson Style Gyrocopter for Sale

This gyro was built from scratch by a
gentleman who passed away before it
was completed. I purchased it last year
and completed it. Almost everything is
new. Motor and Air Frame each have
only 4 hours on them. Rotor Head is fully
greaseable and has a hand operated brake.
It comes with 24 foot Dragon Wings and a
60 inch, 3 bladed IVO prop. It has a B
box on a 582 Gray Head that was rebuilt
for this project. It has oil injection.
It is pull start, but has a charging
rectifier to charge the 12 volt battery
that runs the gages. It has the following
gages: air speed, duel EGTs, coolant
temperature, tachometer with built-in
timer made by Tiny Tach, also has a
rotor tach. It has the Brock Style stick.
Nose wheel brakes and a 5 gallon seat tank
with a sight tube and floatie ball.
It also has a four point seat harness.
Wunderlich style prerotator. I have
videos of it flying or you can come see
it fly in person. It is located near
Canton, Ohio. Price is $13,900.00 OBO

Price lowered to $13,000 OBO

Any interest at $12750.00-#

That just seems like kind of a high price for a Bensen ( more like KB3) with a 582 grey head.
How long has it been sitting? Pictures would help for sure, what is the quality of workmanship like?