replacement epi t-bird tuning machines

i own an epi-t-bird that i absolutely HATE the tuning machines on. they are ugly and cant hold a tune. i want to replace them with black ones that have a clover keys on them. im thinking hipshots, but i dont know what gear ratio/size to get...any help is appreciated thanks again!

heres the link for my guess at what im going to buy...
http://store.hipshotproducts.com/cart.php?m=product_detail&p=105