Originally Posted by richie_s999
looks good, but rivits could shear with vibration over time, could try the threaded inserts and bolts kit from PA. Looks like it may hamper access to the computer
There isn't any tension on those brackets, so why on earth would they break? Rivets main purpose is to hold shear loads anyways. If planes are riveted together, pretty sure it can hold an expansion tank with less than a liter of fluid.