BBK has made ongoing improvements to the internals of the fuel pressure regulators over the years. By using this BBK rebuild kit your BBK fuel pressure regulator you'll not only have brand new internals, it will make it work like new again.Replaces Worn or Failed Diaphragm in later production BBK Ford 302/351 4.6L Fuel Pressure Regulators 1706, 1707.Easy Installation Using Only Basic ToolsFits later model BBK Ford Fuel Pressure Regulators Part #1706 and Part #1707 ONLY
