What is the purpose of the four vent slots, or louvers, only on the left lower cowling of some Decathlons? Does this improve air flow and help the oil cooler? Is there a factory kit, SL, SB or drawings?
Larry Clark
N299LC
Lets all get behind this effort to make flying our airplanes easier and less expensive.
A link to the page where you can send a message to your congressman/woman.
http://govt.eaa.org/14781/support-general-aviation-pilot-protection-act/
A link to the EAA page with more information...