Features (1) Aluminum Sandwich Plate Adapter with (4) 1/8-27 NPT Female Thread Ports, (1) 3/4 UNF-16 Thread, (4) 1/8-27 NPT Flush Mount Port Plugs & (1) O-Ring for a Leak-Free Seal. Oil Filter Sandwich Plate Thread Adapter - 3/4-16 Thread - Install up to 4 1/8-27 NPT Oil Pressure & Temperature Sensors - Includes O-Ring & Port Plugs.
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