1/4 MPT Allen Pipe Plug Black

The FRAGOLA 1/4 MPT Allen Pipe Plug Black is a precision-engineered port closure designed for fluid systems in automotive engines, transmissions, and custom cooling circuits. This essential component is used for sealing unused ports on aluminum manifolds, fuel rails, and hydraulic blocks, preventing fluid leakage and contamination during system assembly or reconfiguration.

This 1/4 inch male pipe thread (MPT) plug features a hex Allen key socket head for easy installation and removal, especially in tight engine bays. The compact design minimizes interference with surrounding components, making it ideal for custom engine builds and cooling system modifications.

The FRAGOLA Allen pipe plug is particularly valuable for long-term storage of disassembled engines, as it effectively seals ports to keep debris and rust out of internal passages. Its application extends to various systems, including fuel rails and cooling blocks, ensuring versatility for automotive enthusiasts.