AGA TOOLS AGA-MB-M177-178-TP. Condition: New - Other.
specialized test plug kit designed for Mercedes-Benz M177 and M178 4.0L V8 biturbo engines, used primarily with smoke diagnostic leak detectors to test the intake and
intercooler systems. This Test Plug Kit includes two plugs that are installed into the turbo inlet side of the vehicle. One plug is connected to the smoke/test machine through
the 1/4'' NPT fitting and the other side is fitted with a ball valve to open and close the system.
