Hydraulic Roller Lifters w/LA Block?

Never trust a fart, I mean shop.

Nobody cares for your junk like you do.

X2 .. Comp Cams, no Chevy..useless.. My 408 build : 3 different phone calls,3 different " techs"... I didn't change the wants/needs/hardware description ,one bit. The best recommended came from Clay Smith, Crower ,& Howard's. As for the post : Is your machinist watching the oiling hole come out, past that ground down lifter valley? There's the big dilemma, in my opine...

Added: reference MRL,on this one: Nice video add, he knows the product, I would contact him.