ok I go donation down and I semi understand valve spring pressure. But I need help with a decision.
stock cams and potential cams light years away.

valve spring pressure vs turbo vs cam wear = ??

stock valve springs:
seat pressure 1.350=31#
open pressure 1.100=63# 1.000=80#

outter diameter 1.024
inner diameter 0.710

coil bind .865
wire diameter .121

crower performance springs

outter diameter 1.042
inner diameter 0.750
seat pressure 1.400=66#
open pressure 1.100=142# 1.000=162#
coil bind .820
wire diameter .140

ferrea single spring set:

outter diameter 25.19mm
inner diameter 18.23mm
seat pressure 60#'s
open pressure 140#
coil bind 18.50 mm
max lift 12.5mm
rate inch 203lbs

Duel spring: **works only with 5.5 stem**

outter diameter 25.19mm
inner diameter 18.23mm
seat pressure 75#'s
open pressure 195#
coil bind 18.75mm
max lift 13.5mm
rate inch 305lbs

think i got all that right, might mis typed some lol lots of #'s