-H.E.I.-, V8, with factory gauges, except T.H. 400 automatic trans. Note: Modified for use with... see more-H.E.I.-, V8, with factory gauges, except T.H. 400 automatic trans. Note: Modified for use with a GM H.E.I. distributor. Manual trans. cars require use of #17365 T.C.S. JUMPER HARNESS