New development from ! High performance intake manifold for your Roughhouse or Rattler 50cc. This is a direct bolt-on manifold. It does not include gasket. This manifold will accept most aftermarket carburetors from 24-30mm and any other with a 33mm fitting. For racing applications. Runner Length: 95mm Intake I.D.: 27mm This product is intended for off-road use only. Not legal for use in California on pollution controlled vehicles. Check local laws before installing.