Specter Only sells Original Style pumps, When purchasing a rebuilt pump your core must match this style pump in order to receive core credit.
It must have all tubes and and have the pulley attached. Broken pulleys receive no core credit.
Emission manual covers all phases of U.S.A. type emission systems. Book has a complete layout of smog equipment. Vital "trouble shooting" section for you Land Cruiser owners who must run original smog equipment.