Spring choice

Small block 360 Comp cam Xe274h-10.
Calls for 955-16 dual springs. Can I use 941-16 single with a dampner instead. I really don't want to have to get machine pockets and guides machined for viton seals. Or maybe these Howard springs? Screenshot_20200703-082719_Chrome.jpg Screenshot_20200703-082618_Chrome.jpg Screenshot_20200703-082610_Chrome.jpgScreenshot_20200703-082719_Chrome.jpg Screenshot_20200703-082618_Chrome.jpg Screenshot_20200703-082610_Chrome.jpg Screenshot_20200703-082552_Chrome.jpg Screenshot_20200703-082545_Chrome.jpg