-3/8-18 NPTF-, V8, Chevrolet small block, with factory gauges/Rally Gauges & aftermarket or 1981-up cylinder... see more-3/8-18 NPTF-, V8, Chevrolet small block, with factory gauges/Rally Gauges & aftermarket or 1981-up cylinder heads which have a smaller sending unit hole (correct resistance and connection, produces accurate gauge display)
power feed & speaker out for original Delco radio, (includes 3 connectors and pigtails)power feed & speaker out for original Delco radio, (includes 3 connectors and pigtails)