Read more: Every Chrysler Slant-6 Engine Ranked From Worst To Best There are currently four variations of the Nissan RB engine: RB20, RB25, RB26, and RB30. The RB20 is the first iteration that was ...

Looking for more potential, an RB30 block sourced from a Nissan Patrol via a junkyard in Dubai was shipped over to the U.S. And while similarities were there, getting the taller block combined ...