Roller vs. Flat Tappet Cams: Which is Better for Your Chevy?
Bumpstick Basics: Hydraulic Versus Solid, Flat-Tappet Versus Roller Cams - Mopar Connection Magazine | A comprehensive daily resource for Mopar enthusiast news, features and the latest Mopar techMopar Connection Magazine | A
Butler Performance Inc. - Lifters
Making the Most of Modern Flat Tappet Camshafts and Lifters - OnAllCylinders
Flat vs. Roller Tappet: Which Is Better?
Engine Tech: Flat-tappet Lifters Still Viable in Performance Engines - EngineLabs