O.S. OS MAX .28 FSR 2-cycle glow engine w/Muffler, Spinner, Box for R/C airplane

O.S. MAX-15FP 2.49cc 2-stroke glow engine with muffler, used for R/C airplane

O.S. MAX-15LA Blue 2.49cc 2-stroke glow engine for R/C airplanes, with muffler

O.S. MAX-15LA Blue 2.49cc 2-cycle glow engine with muffler for R/C airplane,

OS Max .45 FSR ABC BB R/C model airplane engine with Muffler

O.S. MAX-15FP 2.49cc 2-cycle glow engine with muffler for R/C airplane

Vtg OS Max CZ Model 1207 R/C Model Airplane Glow Engine W/Muffler Made In Japan

O.S. FS-40S 6.49cc 4-cycle glow engine with muffler, used for R/C airplane f/s