General Motors Corp., long harassed by controversy over its Allison aircraft engine, last week distributed a booklet packaged in heavy cellophane, and titled: Airplane Power (with special reference to ...
That lump under your car's hood? Yep, that's an engine. Duh, right? That thing spinning the propeller on a Piper J-3 Cub? Also an engine. That said, they're about as similar as a catapult and a ...