All hogwash... I have used lifters from: Comp Cams, Howards Cams, Johnson-Hylift, EPWi (unknown origin), and more. I have used cams from: Lunati, Melling, Isky, Comp Cams, Howards Cams, maybe even a Schneider Cam, and others I can't remember. I have NEVER had a cam or lifter go bad with the...