OS Max 40FP RC Model Airplane Engine Excellent Condition w/Extra Muffler DF62

O.S. Max .35 FP R/C Model Airplane Engine & Muffler

Vintage RC Model Airplane Nitro Engine Carburetor

O.S. Max 35 R/C Model Airplane Glow Engine

OS Max FP 40 RC Airplane Engine with E-3030 Muffler in Running Condition.

OS Max 20 FP Throttled Engine for R/C - CL Scale With Muffler

O.S. MAX-S35 STUNT R/C Model Airplane Engine

VINTAGE ~ O.S. MAX 40 FP, RC Airplane Model Engine w/ Muffler. Nice!