Rare GM Anniversary 427 Crate Engine Surfaces Unused, Tied to Legendary ZL1 Legacy
A rare, unused GM “Anniversary Edition” Chevrolet 427 crate engine has emerged for sale, offering a direct link between modern performance engineering and one of the most iconic powerplants of the muscle car era. The engine, identified as number 166 out of a limited production run of 427 units, remains in its original factory crate…
