-3/8-18 NPTF-, V8, Chevrolet small block, with factory gauges & aftermarket or 1981-up cylinder heads... see more-3/8-18 NPTF-, V8, Chevrolet small block, with factory gauges & aftermarket or 1981-up cylinder heads which have a smaller sending unit hole (correct resistance and connection, produces accurate gauge display)
-H.E.I.-, V8, big block, automatic trans. Note: Modified for use with a GM H.E.I. distributor-H.E.I.-, V8, big block, automatic trans. Note: Modified for use with a GM H.E.I. distributor
simple plug-in conversion allows use of a 1984-99 CS external fan series, internally regulated alternatorsimple plug-in conversion allows use of a 1984-99 CS external fan series, internally regulated alternator