Started my ‘71 RR 383 today.Original numbers matching motor all fresh +.040 all stock except cam. 474-474 comp cams cam. Steel shim .020 Head gaskets stock original heads,used db4b intake and 650 Holley.All broke in late this afternoon,fresh oil and filter.Going to do some pulls in the morning.Hope it makes 300hp. I will try to
Post results tomorrow.Never had a motor I built dynoed!!! Hope it lives (lol)
Post results tomorrow.Never had a motor I built dynoed!!! Hope it lives (lol)