I have the 0814 hughes cam in the 5.9 in my 2002 van. Stock injectors, stock tune, 180 thermostat and no problems running it at all. I really like it. It may take a minute for the computer to learn the new cam when first started up but it can adjust to it no problem.

Last edited by mgoblue9798; 05/18/23 11:37 AM.