Originally Posted by TheDude
Do the ERs require springs or pushrods???
The person who developed the ER rockers, Wizbang, said aftermarket springs are not needed unless you are shifting significantly past stock shift points.
He also stated that if you do experience valve float, 85-90lb springs on the intake valves ONLY will solve this. (The intake valve weighs more)
I believe at least two people on this forum (tj'sblackbonnie and firebuick) have run ERs in conjunction with stock springs without issue.