Magnum 5.9 cam swap details

Scroll down to the "camshaft" and "oil pan" sections
Magnum Horsepower - getting all the power from your Dodge 5.2 or 5.9 engine. | (magnumswap.com)
Check the base circle on your reground cam, you may be able to ballpark some off the shelf pushrods to get you on the road.