mopar performance red valve springs with stock 340 camshaft

they were on the block with no valvetrain to keep crap out of the cylinders. There hasn’t been any valvetrain since it wiped out a cam lobe in the late 90’s .

That’s good for the springs. Now why did the cam wipe a lobe out? May want to have the lifter bores checked and the side of the lifter shaved for oil…