Roller Rocker
https://www.summitracing.com/parts/c...make/chevrolet
Which means you would need guide plates and hardened or chromoly PR's since they are not self-aligning.
as noted, guide plates & hardened PR are needed with NSA RR
Get the 7/16 ARP studs for guide plates
I use the ISKY adjustable guide plates and Trick Flo .080 thick wall PR
Recommended to check for PR length with new heads/cam
https://www.summitracing.com/parts/c...make/chevrolet
Which means you would need guide plates and hardened or chromoly PR's since they are not self-aligning.
Same ones I use, love them. haven't had an issue with them yet







