89 impulse severely broken need help

[morbidsoul366]

i have an impulse and in the fron driver side where the strut tower connects to the frame well body it has rusted completely through and is about a 5 inch gap all around it except for near the bottom which would be closest to the engine is there any way to rig this or possibly get a new inner wheel well if anyone knows what i can do let me know ASAP