Some of the marine racing R/C nitro engines can twist out 5 hp from 11cc. It's comical that the tuned pipe is usually physically larger than the engine. UPFRONT Warning - I'm not covering everything..
Recently, my car’s engine rattles for a while when I first start it up. I notice this occurs only when the engine is cold. I do not hear the rattling at other times or when I start the car when its ...