Big-Block C3 Corvette was Rescued from a Long-Term Sleep. Driven: Paco Agrafojo’s 1971 Big-Block C3 Revives a Dream. Chuck Vranas Writer Nov 02, 2017.

The C3 Corvette saw ... Development of the C3 Corvette began before the big-block C2s ... they could actually make more in the neighborhood of 580 hp with the stock manifolds ditched for headers.

Chevy L88 427: A Look Back at the C2 and C3 Corvette's Mythical Big-Block V8. Published: 18 Dec 2023, 16:10 UTC • By: ... A brief history of the Chevrolet big-block V8 engine family. Photo: Mecum.

This is a very aggressive-looking C3, featuring a redesigned exterior (body kit) with wider fenders, a large rear wing, and a hood cut-out on top of the 427-ci (7.0L) big-block V8 unit.

The C3's engines also grew in size to a 350 cubic inch small block in 1969, and a 454 cubic inch big block in 1970. Horsepower levels were similar to the late-1960s models, although that would ...

For Paco Agrafojo of Suffield, Connecticut, acting on a lead that would bring him face-to-face with a big-block 1971 Corvette was something that existed only in his wildest dreams.