Originally a 273 2bbl, 727 auto, console, 8 3/4 rear with sure gripe 3.23 gears. Now a 360 crate motor (300 hp). The motor was went through about 5 years ago and has less than than 4,000 miles put on it. It is also now a 4-speed (1968 transmission) with new Hurst shifter. It still has factory...