This 1958 AC Ace is one of approximately 463 Bristol-powered roadsters built between 1956 and 1961 and is a left-hand-drive example that was completed on October 30, 1957. BEX340 was owned by racing driver Skip Barber from 1996 to 2009, when it was purchased by Texas-based collector Gene Ponder. It participated in the 2012 California Mille and…