Exhaust pressure fitting, 6-32 thread, made from brass. With jam nut and high temp fiber washer/gasket. Correct drill size for 6-32 tap (provide your own tap and drill) is #36.
Exhaust pressure fitting, 8-32 thread, made from brass. With jam nut and high temp fiber washer/gasket. Correct drill size for 8-32 tap (provide your own tap and drill) is #29.
Exhaust pressure fitting, 10-32 thread, made from brass. With jam nut and high temp fiber washer/gasket. Correct drill size for 10-32 tap (provide your own tap and drill) is #21. SKU Number: DUB540