Major and minor valve seat diameters are most easily checked for consistency with a pair of dividers during seat grinding operation. This assures proper seat width. The answer to the question posed by ...

We all know that proper cylinder head preparation is one of the major keys to unleashing an engine's power potential. But we're also aware that serious "race-quality" head mods can escalate the cost ...

Multi-angle valve jobs are the most common way to make a valve more aerodynamic and make the head more efficient. A multi-angle valve job puts extra cuts on the valve near where it mates with the ...