The 'Easy carb kit' requires the use of the stock CV manifold, choke cable, throttle cables and air cleaner. A High performance K&N air filter element or a complete Screamin' Eagle air cleaner kit can be used. - Re-use stock manifold - Includes adapter for installation of any aftermarket air cleaner suitable for CV carbs Note: 93-99 models will need fmc-587-010 headvent breather kit.