The GS343250 Stock GM intake manifold to a Ford heater core with 3/4" and 5/8" tubes. Kit includes (2) straight heater compression fittings, (1) 90 degree 1/2" NPT x -8 AN intake manifold adapter and (1) straight 1/2" NPT x -8 male AN water pump adapter. All Fittings are Stainless Steel.
