PanGasket
has cork sides
You may actually be right. Here's the pic I was going offWhere is the picture to look at?
I don't know what kind of clearance you'd get with them. Like said above, there is a fella here that has them on his small ock and I do not remember if he set it up in line or crossed. But I don't not remember any issues with the valve covers and the adapters.
*I think* they clear.
and the adapters are almost flat across the bottom