the comp 901-16 single/damper will work with any lunati sb voodoo cam
they are withen 10 lbs of the duel/damper lunati springs that are speced for all the sb mopar cams
i run them on my 360 headed 318 with a lunati voodoo roller cam 60710
258/264
207/213
.485/.458
droped on with stock seals and retainers with heads on engine
been 6200rpms and no valave float with the used stock roller lifters
also run a 360 with a lunati 292/292 bracket master cam with the comp 901-16 with no trouble
built 2 more engines with voodoo cams and the 901-16