Experimenting with different top-end engine components can be a daunting task. It can be very challenging getting the right combination of parts together often costing you precious time and money. The performance specialists at Edelbrock have now put together these money-saving and timesaving kits and have done an excellent job at it! Four different combinations designed for 389-467 cubic inch applications with your choice of 460 or 471 horsepower set up. Everything you need is included in a simple kit: cylinder heads, camshaft, lifters, bolts, gaskets and intake manifold. Simply add your choice of carburetor and you are ready to hit the streets!