Originally Posted by feets
I used these springs: https://www.compcams.com/dual-valve-springs-1-509-o-d-outer-697-i-d-inner-3.html


Max Lift: 0.665
Installed Height: 1.9
Coil Bind Height: 1.175
O.D. of Outer: 1.509
I.D. of Inner: 0.697
I.D. of Outer: 1.125
Spring Style: Dual
Spring Rate: 395
Seat Pressure: 111
Damper: Yes

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That is not a hydrualic roller spring in my opinion. Should be 140-150 on the seat and at least 400 open. From what I can tell your around 110 on the seat and 335 open.