In recent years, the Sledgehammer’s mystique is only increasing: in 2013, it was inducted into the Bloomington Gold Great Hall. “It is maybe the most famous C4 Corvette of them all and certainly the most famous Callaway,” says Hagerty’s senior auction editor Andrew Newton.What is the top speed of the sledgehammer?
The Sledgehammer proved its mettle by shuttling John Lingenfelter from Old Lyme, Connecticut to the 7.5-mile oval at Transportation Research Center in East Liberty, Ohio—a trek of nearly 700 miles—before, on October 26, 1988, laying down its record-setting top-speed of 254.76 mph with him behind the wheel. The world took notice.Why did Reeves Callaway build the sledgehammer?
Callaway Cars Corvette legend Reeves Callaway built the Sledgehammer as a testbed for making streetable, reliable power with turbocharged V8s. But, he also wanted to set a new performance benchmark, commissioning Canadian Paul Deutschman to come up with a low-drag C4 shell known simply as the AeroBody.How fast does a C4 Corvette go?
During "Project Top Gun" in 1988, Callaway's 898-horsepower C4 set a new record at 254.76 mph. Corvette legend Reeves Callaway built the Sledgehammer as a testbed for making streetable, reliable power with turbocharged V8s.