GA aircraft engines are rarely V6 they are mostly flat 6 or flat 4 for smaller planes. If you go to the website for Lycoming as an example you see they are al

GA aircraft engines are rarely V6 they are mostly flat 6 or flat 4 for smaller planes. If you go to the website for Lycoming as an example you see they are all flat except for one I4. https://www.lycoming.com/engines https://www.lycoming.com/engines