When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
Should the center section shown below be cut out to allow air to pass. As it is now air is blocked and I would imagine is caught in the hollow. Since I am about to reove the cover to fix some rabbit at 70some mph damage this would be a good time to cut.