Lycoming HIO-360-F1AD engine (Serial# L-10499-51A) removed from Enstrom F-28F helicopter after bronze metal found in oil filter. 

TSOH: 547.0
Attached are photos of the engine's internals; cam, lifters, crank journals and accessory drives. 
All are in excellent condition.
The cylinders were inspected and repaired as needed.  
The connecting rods were overhauled to comply with AD2024-21-02.
All work was accomplished by Western Skyways.  
The cylinders and connecting rods are still in the shipping packages and have not been opened.
We also attached a photo of the data plate and a PDF of the original Lycoming log entries through 11/2015. 
The magneto and fuel servo are due for 500HR inspection (data plate photos attached)
3 year backorder on factory re-man engines currently
Air Power quoting $67,000
Factory TBO: 1,500 hours
Based off hours, we calculate engine worth $40,000
We are asking $29,500 negotiable!