World Products Big Block Chevy Merlin IV Cast Iron Engine Blocks

Modern Advancements for a Superior Big Block Chevy

World Products has redesigned the famed Merlin Big Block Chevy casting, incorporating numerous improvements and new features, designated the Merlin IV. New features include thicker main webs and thicker cylinder walls for increased strength and durability. The Merlin IV also has an increased volume priority main oiling system with a front oil feed for dry sump systems and front oil cross over with restrictor provisions to provide racing engines with oil where they need it the most.