I adjust the valves on the Olds 455. I use Morel Roller Lifters, Comp Cams Magnum Pushrods, and Harland Sharp Roller Rockers. I use the method described in Ellison’s Machine Shop Video: https://youtu.be/5EGlb_VpTAw
Transmission is removed.. fluid pump is dead on this transmission it requires rebuild… i will need to find a place to rebuild it or maybe i will go to junk…