When rebuilding an engine, there are multitudes of parts to remove, clean, inspect, and potentially replace. A surprising ...

Back in the days before variable valve timing (VVT) and computer-controlled engine tuning, one of the best ways to improve stock engine performance was to install an aftermarket camshaft ...

IN THE usual auttmobile poppet valve the poppet or mushroom valves are lifted from their seats by cams and reseated by springs. In a four·cycle motor, the valves in each cylinder are Oiened and ...

This article explores why upgrading or maintaining a high-quality valve cover for your 6.7 Cummins is essential. It discusses its functions, benefits, installation tips, and maintenance practices that ...

When a timing belt or chain breaks, it severs the link between the crankshaft and the camshaft(s ... With the valvetrain stopped, one or more valves will be stuck in the open position, and ...