LS engines have a legendary reputation for raw power and enduring durability. However, even these robust systems have a vulnerability. Oil starvation is one of the most misunderstood and damaging LS issues. Often manifesting first as that familiar lifter tick, oil starvation in LS engines can begin causing internal wear long before major engine damage …

A rhythmic clicking or tapping from your engine can be incredibly frustrating, especially when it’s coming from your GM LS engine. Complaints about LS lifter tick are incredibly common, often leaving owners confused about the true severity of the sound. While an LS engine lifter noise can certainly be a sign of a looming problem, …

Unfamiliar engine noises can quickly turn any drive into a source of anxiety. Two common yet critically different sounds are lifter tick and rod knock. While one might be a mere nuisance, the other demands immediate attention.  Learning to distinguish between a somewhat harmless ticking and potentially catastrophic rod knock saves time, money and may …

That ticking sound isn’t “just engine noise.” It’s your valvetrain telling you something’s wrong—and if you ignore it, the repair bill won’t be quiet. Hydraulic lifters depend on clean, free‑flowing oil to do their job. When oil breaks down, pressure drops, or deposits build up, lifters can’t stay pumped up. That’s when the ticking starts. …

The unmistakable rumble of a HEMI engine is part of its appeal—but when that rumble is interrupted by a rhythmic tapping or clicking, it gets your attention fast. For Ram, Dodge, and Jeep owners, that sound is often referred to as HEMI lifter tick, most commonly associated with the 5.7L and 6.4L HEMI. While not …