REPLACES ONAN CARB. KIT WITH NEW STYLE INTAKE GASKET SET  FITS MODEL 'DD' CARB ON ONAN TWINS WITH THE FUEL PUMP AS PART OF THE CARB OR WITH NO FUEL PUMP ON CARB AS LONG AS IT IS A MODEL DD   THIS IS THE KIT YOU NEED IF YOUR VALVE PLATE IS OK OR YOU DON'T HAVE ONE ON YOUR CARB. "BECAUSE VALVE PLATE IS NOT INCLUDED IN THIS KIT" COMES WITH  ONE OF THE BEST VITON NEEDLES YOU CAN BUY ALSO THAT HARD TO FIND HIGH SPEED JET O-RING PLEASE CHECK OUT OUR OTHER ITEMS.