Welcome to Tri-Mark Performance

Tri-Mark Performance is all about cast iron head porting. A Tri-Mark Performance head is CNC ported, hand finished, and then the work is covered for a stock "as cast" look. This covering head can be a casting that we supply or castings that you already own. 

We also offer a number of other products and services that are sure to add some horsepower to your racing program.

Thank you for visiting and let us know how we can we can assist you and your team.