For mechanical pressure gauges (except fuel, nitrous, or brake pressure gauges). Includes 6 ft. of 1/8" copper line, 1/8" NPT Male to 1/8" compression fitting, 1/8" NPT Female to 1/8" compression...
1/8" NPT Female fitting weld boss. For installing pyrometer probes, electric transmission and oil temperature gauge senders on applications that do not allow for drill and tap method.