About $9 online, only place I could really find
CR Valve Cover Bolt/Isolator Assembly (OEM) - Enterprise Engine
but here's the part specs from cummins aswell
https://quickserve.cummins.com/genuineparts/395720300.html
CR Valve Cover Bolt/Isolator Assembly (OEM) - Enterprise Engine
but here's the part specs from cummins aswell
https://quickserve.cummins.com/genuineparts/395720300.html