Douglas DC-3 / Curtiss-Wright R-1820 Cyclone Intake Valve 7-S-138874-G-2-7

NOS Curtiss-Wright R-1820 Cyclone Engine Intake Valve S138874-G-9-7

NOS Douglas DC-3 / Curtiss-Wright R-1820 Engine Intake Valve E-138874-S-3-4

Douglas DC-3 / Curtiss-Wright Engines Intake / Exhaust Valve E149195B-6-7

NOS Douglas DC-3 / Wright Engine Intake / Exhaust Valve E-138874-S-4-3

NOS Douglas DC-3 / Wright Engine Intake / Exhaust Valve S-138874-K-1-0

Douglas DC-3 / Curtiss-Wright R-1820 Engine Intake Valve S-138874-J-8-9

NOS Douglas DC-3 / Curtiss-Wright R-1820 Cyclone Intake Valve S138874