Automotive engines rely on valves to let the fuel ... Sometimes what you think is lifter tick might not be valve noise. Exhaust leaks will make the same rhythmic noises as lifter tick, although ...

While GM may have eliminated the previous valve train problem, it appears they may have another issue to contend with now ...

A few days ago, we published a report highlighting the valve lifter issues some General Motors customers were experiencing in certain vehicles equipped with either its 5.3L V8 L84 gasoline engine ...

The hazards: this problem does not pose a safety hazard, however a broken valve lifter long spring can lead to various engine problems. As we reported in a previous article that addressed these ...

Ray: “Valve lash” is just another term for “slop,” or “your engine is wearing out ... a worn- out camshaft or worn-out hydraulic lifters. Those things wear out because the car ...

On the other hand, an AFM delete kit is a better option if your AFM-equipped V6 or V8 engine is currently experiencing issues with the valve lifters. Instead of repairing the factory AFM system ...

Really, with the plunger almost all the way down, there's precious little oil between the delicate valve at the base of the inner plunger and the bottom of the lifter body. We have heard engine ...

A properly tuned engine is an incredible mix of components all moving in harmony. Air, fuel, and metal all working together to produce that precious magic we gearheads call torque. But engines ...

Starting with cylinder No. 1 (usually the head that is farthest forward on the block is No. 1) with the valve cover off, rotate the engine until the exhaust lifter begins to move upward.

Engine lifters fall into two categories ... Solid lifters require a precise gap between components; this is called valve lash. If valve lash is set incorrectly, this can cause lifter tick.