World Products Cylinder heads are designed specifically for racing and high performance engines. They are loaded with performance and durability enhancing features which make them far superior to OE castings. World heads are made in the USA, cast from special high density cast iron for increased strength and precision machined on dedicated CNC machining centers. World Products cylinder heads are available bare or assembled with premium quality valves, springs and components to simplify your engine building.
World Products has been producing affordable high performance cast iron engine blocks and cylinder heads for over twenty five years, beginning in 1987 with a pioneering Small Block Chevrolet cylinder head and continually expanding the line to become a leading aftermarket manufacturer. World's blocks and heads are cast in the USA using special high density iron alloy, and machined on precision CNC machining centers for unparalleled accuracy. Widely used in all forms of motorsports, from drag racing, circle track dirt and asphalt to off-road and marine racing, World block and heads deliver race-winning performance and durability.
Something amazing happened in 1987. World Products introduced a set of cast iron cylinder heads that were more budget-friendly than aluminum heads, and delivered impressive power gains over stock. Racers and enthusiasts took notice, and since then World has grown into an icon of the performance industry. Top off your engine build or upgrade your existing Ford performance engine with the increased airflow and top-notch features of World Products cylinder heads.
