100% new cummins cylinder head, heavy duty valve seats that won’t fall out like the factory, available bare, assembled, with o-rings or fire rings, as well as performance valve and spring options!
Fits 2003-2007.5 ISB common rail engines.
100% new cummins cylinder head, heavy duty valve seats that won’t fall out like the factory, available bare, assembled, with o-rings or fire rings, as well as performance valve and spring options!
Fits 2003-2007.5 ISB common rail engines.