-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, small block, with warning lights & C.A.C. A/C Note: Modified for use with... see more-H.E.I.-, V8, small block, with warning lights & C.A.C. A/C Note: Modified for use with a GM H.E.I. distributor