Free-agent outfielder Jason Bay  has reached agreement on a four-year, guaranteed $66 million contract with the New York, a baseball source confirmed to Tuesday. The agreement will become official once Bay passes a physical exam sometime next week, the source said. The deal includes a vesting option year that could increase Bay’s overall payout to slightly more than $80 million over five years.The three time all star, hit .267 with 36 home runs and 116 RBIs for the Boston Red sox in 2009.Jason will add immense power to the Mets offense, with Carlos Beltran, Jose Reyes and Carlos Delgado the Mets have the capabilities to become an imminent power in the NL east.