private wrote:

If runout engine is valued at $21,600
and assuming that AOPA is correct?
actual sale vs asking price?
wholesale value?

minus engine core $8,000?

This value is speculative, and Lycoming may have something to say about it.

minus prop $2,000?

OK

minus panel & radios $5,000?

Seriously doubt the base radios in a 1964 Cherokee 140 are worth $5000