its actually a chrome pump part number from summit.....sum-313013 it sold for 109.95 which is what i paid plus tax and a 9.99 handling fee ,it is chrome plated ,the reason i said polished is because the description says its hand polished....pg 307 in the summit catalog with the silver/gray camaro 79 or so year im not a chevy guy.source code z12102.i hope that helps clear up any confusion,i did my homework at least....