Used center bolt valve covers

Used valve covers could used cleand and polished but in good shape. Text for pictures $70.00. 574-220-zero six nine http://www.roushyatesparts.com/profo...Fc1AMgodzA0AhQ

It says page cannot be found

http://www.jegs.com/i/Proform/778/14...FYgWMgodrCkATQ they look like these but polished not Chrome

do they clear the alternator?

I had to grind on the alternator, but they do clear if you grind the back side.

could you use the stock gaskets to seal them up or double thick ones?