Good anyone give me some suggestions of retailers that they used and would be recommend to others.
Its for G registered Cessna 150
Adams aviation are good for new units, be careful as some of the discount places are selling non- certified units.
I do have a number of units that may be suitable for overhaul if you want to go that way.
I normally buy overhauled mechanical avionics from Castleberry Instruments, Texas, USA.
Hoover or for more Hi Tec try Dyson 
