That would likely be difficult considering how long T.S. has been closed. Easiest solution would be to cut a piece of 3/4 inch plywood, exterior grade the side of the compartment and let it distribute the weight of the genny over the entire compartment, thus guaranteeing that you have the support you need. You might have to use two pieces to get them in then connect them. Just a bought.
2014 Lincoln MKT