Part Number: 1555010-96 (Riser) Part Number: 1555010-98 (Riser assy cyl#1 front eng c-t33) Part Number: 1555010-99 (Stack lh) Part Number: 155501-1 (Arm&sha) Part Number: 1555011-10 (Collector assy, rh/aft c-337/t33) Part Number: 1555011-12 (Socket) Part Number: 1555011-13 (Socket elbow assy) Part Number: 155-501-1611 (Ne) Part Number: 15-550118 (Toroid) Part Number: 1555011-9 (Collector assy) Part Number: 155-5012-002 (Ring) Part Number: 1555012-1 (Tube) Part Number: 1555013-1 (Duct assy compressor inlet) Part Number: 1555013-2 (Duct assy compressor inlet)