I've owned 8 Kimber centerfire rifles (2 7WSM's, 223AI, 243AI, 2 257 Roberts, 7mm08 and a 270) and none of them needed major work to feed, function and shoot accurately. Now have a 6.5 Creedmoor Montana to play with.
I've never seen a 84M 270WSM. Maybe that's why it's a defect...