Originally Posted by
tjRS500
my friend is currently building a twincam sierra
he wants to use a rs2000 head, a twnicam DOHC bottom end and use a nissan turbo manifold and a t3.
Has anyone done it before? and what year or make of nissan manifold does he use
help really appreciated!

why would you want to use the sierra dohc bottom end?
why not make things easier and use the complete rs2k lump?