Includes standard thickness 24 valve Cummins gasket modified for the use of fire rings. This kit will also work on 2003-2007 Dodge 5.9L Cummins Diesel Trucks
Requires the machining of grooves into the cylinder head or engine block for use.
6 mild steel rings included.
If you machine a square-flat edged groove, instructions are: If you plan on using 12mm head studs, groove depth needs to be: 31-32 thousandths deep, with a width of 120 thousandths. If you plan on using 14mm head studs, groove depth needs to be: 29-30 thousandths deep, with a width of 120 thousandths. If you plan on machining the head and block, groove depth needs to be: 15-16 thousandths deep in the block, 15-16 thousandth in the head, with a width of 120 thousandths.
03+ Owners, some modification to the gasket will be required, you need to open a few of the coolant passages for proper use. To avoid this, you can purchase our CR fire ring gasket kit. There is absolutely NO WARRANTY expressed or implied on any fire ring head gasket.
Want to read more about Fire Ringing vs O-Ringing your cylinder head? Click here!
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