A brand-new fuel pump that I purchased from one of the thunderbird supply houses is defective out of the box, it has no markings other than IN:



I am looking for the best mechanical fuel pump. I searched summit: FORD 4.8L/292 Ford Y-block Fuel Pumps - Mechanical Fuel Pump Type - Free Shipping on Orders Over $99 at Summit Racing

Anyone have suggestions?








.150 Stroked Y-Block:327.25 ci @ >1hp per ci