-original 1/2 x 14 N.P.T.F.-, Century & Regal, V8, Pontiac 301 C.I., with factory gauges... see more-original 1/2 x 14 N.P.T.F.-, Century & Regal, V8, Pontiac 301 C.I., with factory gauges (correct resistance and connection, produces accurate gauge display)
Similar features as the knob type top post version, but designed for side post batteries.Similar features as the knob type top post version, but designed for side post batteries.