1/4NPSM Transmission Cooler Banjo Fittings. one pair of -6 transmission cooler banjo fittings with 1/4NPSM bolts. These banjo fittings are under 1 inch tall. The banjos and the bolts are steel, zinc plated and come with aluminum washers. You want to inspect the of your trans case to it's flat with no nicks / gouges that would prevent the washer from sealing. 6 x 1/4NPS is the correct size for turbo 350, Turbo 400, 700R4, 4L60E, early 4L80E with both ports towards the front of the case. It is always best to remove the factory adapters and measure the outside diameter of the threads. They should be 0.521 inch. colour:Silver+black Material:Aluminum + steel Package Contents: 2 x Transmission Note: The banjos are 6061 Aluminum and the bolts are Steel with a silver zinc plating. Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed