Industrial Injection PDM-54557A Cummins 5.9L Fire Ring Head Gasket Kit 03-07

Cummins 5.9L Fire Ring Head Gasket Kit (2003-2007) The Industrial Injection Fire Ring gasket kit is made with a high quality gasket and rings. This gasket kit can be purchased for a machine shop to cut the grooves into the head and comes with instructions. You can also purchase this with our cylinder heads we offer with the grooves cut in the heads already! Diameter: 4.550" Thickness: .105" Groove Depth: .034"-.036"