The Vintage Wen-Mac WenMac 049 Mark II Model Engine is a 2-stroke engine designed for use in airplanes. With a displacement of .049 cubic inches, it is compatible with nitro and glow fuel. This engine, made by WenMac, is suitable for hobbyists aged 8 and above, and is sold as untested, possibly for parts only. It is a universal brand product that is not a foreign or modified item, and does not come with a custom bundle. please review photos for accurate description and condition. Ask me any questions you need to before purchase. Thanks for looking. Engine seems fine but is untested and maybe for parts only.