Quote Originally Posted by Floatsflyer View Post
According to Wikipedia:

The Morane Saulnier Type N Bullit had a "large metal casserolle spinner designed to streamline the aircraft but caused the engine to overheat. In 1915 the spinners were removed and the overheating problems disappeared with little loss in performance."
I doubt the claim because the advantage of the rotary engine's success
was improved cooling: when the engine was running, the rotating
crankcase cylinder assembly created its own fast-moving cooling
airflow, even with the aircraft at rest or sporting a spinner...