I nailed it. As I jammed the throttles all the way forward, I realized this isn’t your father’s Back Cove. Actually, it isn’t like any other Back Cove ever, and I’ve driven every new model since Back Cove introduced its first one, a 29, in 2003. Back then, Sabre Yachts created Back Cove as a single-diesel, low-maintenance, user-friendly Down East cruising boat. But now, on this brand-new Back Cove 34O, all that was ancient history. Powered by twin 300-hp Yamaha outboards, the Back Cove simply took off. As the props dug in, there was a bit of bow rise and…