Have you considered having your cam reground by one of the cam suppliers? If billets are now in short supply that might be a work around. Some, likely will resurface lifters too.
1951 3800 1-ton "Earning its keep from the get-go" In the DITY Gallery 1962 261 (w/cam, Fenton headers, 2 carbs, MSD ign.), SM420 & Brown-Lipe 6231A 3spd aux. trans, stock axles & brakes. Owned since 1971.