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.674 sollid roller,


I'm right in the same ballpark lift-wise.
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PAC-1243)installed at 1.900


Same springs & installed height.
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Comp tool steel retainers...


I'm using ti retainers, which I'm good with as long as the springs don't have dampers that wear into them.
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Smith Bros .375x.083 pushrods


I'll be getting some new SB pushrods, but plan to use .120" walls for this much spring pressure
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Harland Sharp S70016EVK rockers.


Hughes' stuff on RAS shafts; no lash caps
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Also, don't forget about the possible center rocker stand breakage issue. I preemptively removed the factory helicoil and drilled/tapped and installed a 1.0 inch helicoil further into the head so the top of insert is just below bottom of stand.


Did that to mine after seeing the posts on the broken center stands.