Part # HGMC455 Kit converts 403 or 455 Olds engines used in 1973-78 GM Motorhomes to throttle body fuel injection system similar to system used on 1987-89 454 Chevrolets. Uses stock air filter and clears engine cover without modifications. Adapts to stock Olds intake manifold. Uses stock Olds HEI distributor, and controls EFI only. Runs…