WE OFFER OUR SHEET METAL VALVE COVERS IN BOTH STD HEIGHT FOR SHAFT ROCKERS AND TALL FOR USE WITH A STUD GIRDLE. THESE COVERS ARE TOP QUALITY WITH A 3/8 BILLET RAIL AND ARE WELDED INSIDE AND OUT. THEY CAN BE MODIFIED WITH ANY FILLS OR FITTINGS THAT YOU NEED FOR AN UPGRADE CHARGE. PLEASE CALL USE TO DISCUSS YOUR NEEDS.PLEASE ADD $30 FOR 48 STATE UPS SHIPPING. THEY ARE NOT COATED AND CAN BE POLISHED TO A MIRROR FINISH.