Rust in the back corners of the C1 crossmember is a fairly common occurrence. Resolving the rust is complicated by the fact that the factory used a combination of rivets and welding to secure it to the frame rails. Specifically, the rivets pose a problem as the body must come off the frame to properly reinstall the rivets, so this repair generally gets put off until a body-off restoration takes place. We have a 1959 that has no current plans for a body-off as it’s a driver. That said, the rear c