KITPLANES Firewall Forward Cylinder Baffles
These intercylinder baffles are absolutely required to force the cooling airflow to flow THROUGH THE CYLINDER FINS, as with the "open hole" 1. Strengthen ends flanges with 0.063 alum. I extend them down a little bit as well to create slightly bigger flanges 2. Drill #12 holes in flanges 3. Use Tankers Principles Animation Which muffler do you prefer? Fabrication Custom Muffler #diy #exhaust ...