For the basement A/C + heat pump; replacement compressors are available here.
New Coleman-mach basement units (46515-811) are also available, click here. (About $2300 in 2016) or here $2486 (2020)
Coleman to RiteTemp Wire Conversion
Class A RV Radio Mounting Adapter Kit Provides Mounting for Any Single DIN Sized In-Dash Radio When Removing a Larger 1.5 DIN Radio
Magnadyne 1 DIN conversion kit http://www.magnadyne.com/catalog/part.cfm?PID=754436
$24.95 in 2016