You may need something like this. No guarantees these are correct but they look closer than what you have.
http://www.ebay.com/itm/Cragar-SS-M...es&hash=item53ecee1a96&vxp=mtr#ht_2054wt_1068
Or these left handed ones. Scroll down for dimensions:
http://www.ebay.com/itm/Cragar-SS-M...es&hash=item5ae6ab08dd&vxp=mtr#ht_2054wt_1068
tmm
