-3/8-18 NPTF-, all V8, Chevrolet small block, with factory gauges & aftermarket or 1981-up cylinder... see more-3/8-18 NPTF-, all 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)
all without air conditioning, 2nd design: cars built after December 25, 1968all without air conditioning, 2nd design: cars built after December 25, 1968
with H.E.I. coil on distributor This harness will allow you to easily replace your mechanical... see morewith H.E.I. coil on distributor This harness will allow you to easily replace your mechanical cable driven tachometer with a 1975-77 electric tachometer without cutting or splicing any wiring. Does not include tachometer or tachometer filter (which may be required for correct operation).