Small block valve springs upgrade

i use the 744 retainer, my hgt is 1.720 the 942 spring will work good. use with comp retainer and locks, best setup.
What cam are you running? I have the 20-225-4 cam and the 740 retainers
https://www.forabodiesonly.com/mopa...springs-upgrade.534191/reply?quote=1974189527