I personally have a love-hate relationship with valve lash adjustment. I love adjusting anything mechanical, getting my hands on it and fine-tuning it to perfection. The part that I hate is how ...

The engines of yesteryear were pretty simple, with tappets clackity-clacking away on cam lobes, opening valves, and making a ruckus while doing it. Mechanical lifters were adequate for valve operation ...

On engines equipped with hydraulic tappets, zero lash at maximum tappet plunger rise can be determined by rotating the pushrod with your fingertips while slowly turning the lash adjusting nut. The ...

Under a tree, in a remote corner of the earth, there is a guy adjusting his hydraulic valve lash with the valve cover off and the engine running. Yes, it's true. We've seen it. Proof is that you can ...

At the end of the day, an internal combustion engine is just an air pump. Proper airflow in and out of the engine is thus critical to efficiency and power. The valves atop (sometimes on the side) of ...

Adjust your own valves and you become a man. When you go forth into the world, lesser souls shall part before you like the Red Sea. Women will sense your well-oiled, mechanically capable aura and ...