Or you could spend 335.00 for a set of Speedmaster rockers. The choice is yours. I’ve beat on big block and small block Harland Sharp rockers for lots of years without ever hurting a bearing or rocker body. I’m not sure someone running cheap copies could say that after 47 years of racing.
Speedmaster PCE261.1032: Sportsman Pro Aluminum Shaft Mount Roller Rockers Small Block Chrysler 318/340/360 - JEGS High Performance