HARLEY ThunderJet EFI Intake Manifold Fits 0- Custom, application

ThunderJet EFI Intake Manifold for 4.975-4.980 inch long cylinders is an oversize CNC machined casting that replaces the 44mm factory design used on Delphi equipped models. This system substantially raises intake airflow capabitities for impressive performance gains and answers the demand for airflow in performance engines! Designed to accept the factory electronic components including the injectors making assembly a snap! For use with 117 inch kit or 120 inch Axtell engine with S&S flywheels. Order throttle body air filter and cover separately. FITS HARLEY: 0- Custom, application