Typical Rust Repairs to Rear Wheel Arches

[GTpete]

https://www.youtube.com/watch?v=2H_cUdvzEno&t=906s

Plenty other videos on this channel worth watching which may help you with your project....

[Johnboy HB]

Shows how much work you may have to do once you cut out the wheel arch, inner arch usually needs repair/replacement, & you can see how far the rust has spread into the sill & probably the lower 1/4, it's never as simple as you think it's going to be & this is what seems to be an unmolested Manta