It may not be pleasant, but setting the valve lash on a high-performance engine is a skill that must be learned. The reality is that even the most savvy engine masters had to learn about lash at one ...

Everything you need to know about the small gap between valvetrain components that is essential to the health and performance ...

Setting valve lash has nearly become a lost art. Hydraulic lifters are so prevalent and so efficient that many enthusiasts resort to the old way or doing it—engine running, oil spewing everywhere. Let ...

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 ...