Tillman 7453A 19mm (3/4") Fuel Line Nozzle Nut Socket Alt.

For Navistar/International trucks.

Used for removal and torquing of the high pressure fuel injection lines.

Used with a ratchet and extension, the socket slides along the fuel line onto the flare nut which now can be loosened for pump removal, also used to tighten the fuel line nuts when the injection pump is reattached to the fuel lines

Applications: Works well on model 4 valve ISC 8.3 liter and ISB 5.9 liter and others, Dodge RAM 2500 engine, Detroit DD15 engine, 24 valve Cummins etc. (not for ISM engines), Ford 9L

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