I had a 1974 RX-3 and it was a great experience. I put over 100K miles on the car before I sold it. It was still running strong but oil consumption has increased to about 450 miles per quart. Fuel economy was disappointing. 18mpg was about the tops. It was the smoothest running car I've ever owned. At 30-35 mph you couldn't hear any engine noise what-so-ever. Got rubber in second gear with ease and even chirped the tires into third gear a few times. No engine work required. The car was hard on exhaust systems and I had to replace the electric fuel pump two times. ... View more