Off 2004 Mercruiser 350 300 HP EFI MPI I had a bad cylinder so I replaced the engine. This pump worked great when removed. You will receive the pump in the pictures. I also have other parts for sale. You could check out my other listings, ECM, High pressure fuel pump, Wiring harness everything being sold as is. Just trying to recoup some of my expenses.being sold as is . It came off my running motor. make sure this is the one you need for your motor. Could fit many models. I dont know as I am not a dealer.