Other than replacing the old springs on an OE or restored 426 Hemi and I wanted it to remain “correct”, I cant imagine any way I’d bother with those springs....... especially for what I see places selling them for.

Eh...... just looked on Mancini.
$9.95/ea........ not horrible.

68 Satellite, 383 with stock 906’s, 3550lbs, 11.18@123
Dealer for Comp Cams/Indy Heads