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 ...

Technology has had a positive effect on traditional Pontiac performance. Today's monster mills perform considerably better on the dragstrip than yesterday's race engines, but are often so reliable and ...

The vast majority of gearheads fall into two categories when it comes to choosing a camshaft: those who go too big, low-end torque and driveability be damned; and those who go too small, ensuring good ...

The new darling of the camshaft world is the hydraulic-roller cam. GM made it fashionable back in the late ’80s when Chevy put hydraulic-roller cams in production Corvettes and ’87 Camaro engines. At ...