The black crinkle paint is in very good condition, with just a few tiny chip spots. The mounting lugs are perfectly circular and do not appear to have been used. This engine is described on page 169 of Volume 1 of Tim Dannels' "American Model Engine Encyclopedia, " as follows.Similar to 1940 Atwood Phantom Bullet except back cover now rectangular and attaches with four bolts to revised case. Has screw-in filler cap and attaches with screw in center. Fittings such as needle parts were nickel plated. "BULLET MOTOR" in circle on bypass.
Please look at my feedback ratings --- 100% positive over many years. The item "Vintage (1946) Miniature Motors, Inc. 276 ignition model airplane engine" is in sale since Monday, January 13, 2020. This item is in the category "Toys & Hobbies\Radio Control & Control Line\RC Model Vehicle Parts & Accs\Engine, Exhaust & Fuel Systems\Gas/Nitro Engines".The seller is "commando*72" and is located in Fort Collins, Colorado. This item can be shipped worldwide.