I have a few lifters making noise until well warmed up

So any idea what we're workin on? A Chevy with a solid roller?

:D He's got a regulation 340, bolt on's, and a upgraded hyd cam Rob.

My across the street neighbor had a Durango with a cracked manifold. When he started it and left for work, it sounded like a air hammer driving down the road...lol. When he came home, all warmed up, it was just about dead quiet...