-H.E.I.-, V8, small block, automatic trans, except T.H. 400 automatic trans. Note: Modified for use... see more-H.E.I.-, V8, small block, automatic trans, except T.H. 400 automatic trans. Note: Modified for use with a GM H.E.I. distributor. Cars with factory gauges or A/C require use of #17740 T.C.S. JUMPER HARNESS
-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)