Im getting ready to help a friend with his speedo cable he took the stock one off because it was twitting[making noise] and put one in from resto 5.0 it fits horrible and skips so now he wants to put the stock one back in what can you grease the inside part with it seems dry and i guess thats why its making noise?...regular bearing grease...or white lube?..any help would be great oh its going on 89 mustang 5.0