- HOLLEY 80457 600 CFM CARB WITH THE AN ELECTRIC CHOKE. IT HAS BEEN PROFESSIONALLY REMANUFACTURED. IT HAS BEEN WET BENCH TESTED. IT WILL WORK AS GOOD AS NEW. COST ME $200 TO HAVE DONE AND CHOKE IS $50. WILL CHARGE ACTUAL SHIPPING SHOWN. SEE OTHER ITEMS FOR SALE AND MY FEED BACK.