Setting valve lash with new, non filled hydraulic roller lifters

My stroker 360 is a hybrid Magnum block and LA heads and I'm running new oem hydraulic roller lifters with the Jeep pushrods to feed the rockers. I soaked the new lifters in a container of oil for a couple of days, but once in the block, they seem to be not filled with oil completely and I'm wondering about setting the valve lash, if even roughly. Normally with a hydraulic lifter I'd look for tightening until the push rod stopped moving and then a turn or turn and a half more, but that'd be...

Setting valve lash with new, non filled hydraulic roller lifters
Author: jimynick