Cooper Details Item #4804. 1/48 scale. Resin P&W R-1340 Wasp engine is a 9 cyl, single row, air-cooled radial engine. HP ranges from 410 to 600. Engine is fitted to P-26, F4B-4, Boeing 247, Kingfisher, P-26, AT-6, B-18, Ford Trimotor, O2U, F8C, P3M, SOC Seagull, Gee Bee Racer, Howard Mulligan and Electra L10.