Both aluminum and steel bungs feature 10AN male (7/8-14) threads and have a large 12.4mm (1/2") internal diameter for optimal flow.
The 14-0274 aluminum fitting can be used as a weld-in or press-in fitting (specifically for the USDM Mitsubishi EVO 8-9 magnesium valve cover).
The press-in portion is 16.6mm diameter.
The 14-0274 aluminum fitting can be used as a weld-in or press-in fitting (specifically for the USDM Mitsubishi EVO 8-9 magnesium valve cover).
The press-in portion is 16.6mm diameter.