-original 1/2 x 14 N.P.T.F.-, with factory gauges (correct resistance and connection, produces accurate gauge... see more-original 1/2 x 14 N.P.T.F.-, with factory gauges (correct resistance and connection, produces accurate gauge display)
-H.E.I.-, V8, manual trans. Note: Modified for use with a GM H.E.I. distributor-H.E.I.-, V8, manual trans. Note: Modified for use with a GM H.E.I. distributor
activates under dash courtesy lights and/or dome light using front door jamb courtesy/dome light switches,activates under dash courtesy lights and/or dome light using front door jamb courtesy/dome light switches,