,, just wondered. What most think is the effective life span of a set of maxspool dual valve springs is , I have a set I used on the street for 50k or so and now in a 3.0 truck seeing 4500+ rpm
To get any real answers you’ll need to pull them out and check pressures. I know in non-diesel motorsports valve springs are changed frequently, and rocker arms backed off in the off season to relieve pressure. I’ve always thought it was strange no one talkes about life on springs in a diesel