The life of a Magnum (and 46RE question)

2002 ram 1500 4.7 249xxx lifter lost its prime jumped out the bore busted the head no warning at all Trans has been giving problems about 2yrs..in reverse it will pull then stop then pull again change both filters and fluid works ok for a week or so then same thing again. .as far as the lifter I did a search and man there are a lot of people that has the same problem. .pretty much same with trans..but that's just my story..