"Bullwinkle, that trick never works. Why don't you figure out how to make hydraulic roller lifters survive big spring pressure." "Huh?" Like Bullwinkle, hydraulic roller lifters get no respect. It ...

A solid roller camshaft is a great way to improve the power your engine produces, and if your Mopar is equipped with a big-block or Hemi, a roller cam can be installed without much in the way of ...

In this episode of Engine Masters presented by AMSOIL, you’ll learn a simple combination for a 600hp big-block Chevy. Many people building engines like this are torn between the streetability of a ...

Picking the right valvetrain for your engine can be a daunting task. Solid flat tappet, hydraulic flat tappet, solid roller, hydraulic roller; these are the choices, made even more difficult due to ...