I used engine assembly lube on mine, both on initial installation and the one time that I decided to re-lube it. No problems so far, probably coming...
I noticed when taking my DV+/Forge BOV/OEM diverter/surge valve off to reapply oil the DV+ cylinder that the OEM diverter shaft had a scratchy motion...
Looking at carparts.com they ask for the letters on the valve cover, EAB, EAC, EAK. What is the difference? Do they have to be identical? What years...