Going Roller on my 340!! Solid or Hydraulic??? Pro's and Con's

My new build has drop in Comp solid rollers, they feature pressure oiling to the axle and offset tie bars.

[ame]http://www.kcenginepro.com/downloads/COMP%20Endure-X%20Solid%20Roller%20Lifters%20with%20Inboard%20Link%20Bars%20for%20Chryslers%20NPR.pdf[/ame]

SSG, Why a dual plane intake on a 4" motor?