A tunable fiber optic connector is disclosed. The connector includes a ferrule assembly comprising a ferrule and a ferrule holder for receiving the ferrule therein. The ferrule holder has a plurality of splines on the periphery of a front surface thereof, and a spring bears against a rear surface of the ferrule holder and applies a forward biasing force to the ferrule assembly. The connector also includes a housing having a central bore extending therethrough in which the ferrule assembly is located. The housing has at least one tuning arm within the bore for engaging the ferrule assembly, and the tuning arm allows the ferrule assembly to be tuned inside the housing without disengaging the ferrule assembly from the tuning arm. A method of assembling a tunable fiber optic connector is also disclosed.