Part Number: 11639-016 (Spacer, use nas43ht3-16 minimum ) Part Number: 11639-018 (Spacer) Part Number: 11639-032 (Spacer) Part Number: 11639-040 (Spacer, see also nas43ht3-40) Part Number: 1163906 (No description) Part Number: 11639-068 (Spacer nas43ht3-68) Part Number: 116-390J (Resistor) Part Number: 116390JTP (Ne) Part Number: 116391 (Bushing) Part Number: 11639-103 (Duct assy) Part Number: 1163915 (Cat) Part Number: 116391JT (Ne) Part Number: 116392 (Ne) Part Number: 1163922 (Spring)