When it comes to scale aircraft, especially those with big round radial engine cowls, you just have to install a fake scale engine. This greatly improves the realism of your model as well as helping make your engine cooling more effective. With a big opening up front, the ratio for cooling air in and out air out is thrown off and your engine will run hotter. By filling up the air inlet area, you can increase the efficiency of the airflow though the engine cowling. This article show both how to produce an impressive looking fake engine to cover up your model’s engine and how to install it so you have proper airflow through the cowling. Let’s get started.
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