Master limited partnership investors are in it for the distributions. Consistent, reliable payments backed by solid fundamentals are what retirement portfolio dreams are made of, and it's what MLPs like Enterprise Products Partners (NYSE:EPD), Holly Energy Partners (NYSE:HEP), Sunoco Logistics Partners (NYSE:SXL), and Genesis Energy (NYSE:GEL) are made for.

In this video, contributor Aimee Duffy discusses the distribution records of these four MLPs, along with their distribution coverage ratio -- an important metric that indicates whether or not these businesses can cover their payouts. She goes on to explain why it might be difficult for investors to pick just one winner from this excellent group.

Fool contributor Aimee Duffy has no position in any stocks mentioned. Fool contributor Tyler Crowe owns shares of Enterprise Products Partners L.P.. The Motley Fool recommends Enterprise Products Partners L.P.. Try any of our Foolish newsletter services free for 30 days. We Fools may not all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.