How to Unstick a Valve Lifter?

Answer A sticky valve lifter is often first heard as a ticking noise in the upper part of the engine under the valve cover. Ticking valve lifters are usually caused by engine deposits. So to unstick a val... Read More »

Top Q&A For: How to Unstick a Valve Lifter

How to Unstick a Tire Valve Cap?

Tire valves have caps to protect the internal part of the tire from pressure loss and moisture. The standard valve cap is a plastic unit that screws onto the threads of a valve stem. You have numer... Read More »

How to Unstick a Water Main Valve?

You want to add a new faucet, but you can't get the water main unstuck so you can shut off the water - what do you do?

What Does the Valve Lifter Do?

Internal combustion engines are marvels of precision machining and fast-moving parts. The timing of the piston strokes with the movement of the valves to eject exhaust and pull fuel in is governed ... Read More »

How to Replace a Valve Lifter?

Valve lifters are the actuators that open and close the valves on top of the engine, allowing the appropriate quantity of air into the cylinder. As with most moving parts under strain inside an eng... Read More »