{"id":405866,"date":"2026-04-15T06:00:18","date_gmt":"2026-04-14T20:00:18","guid":{"rendered":"https:\/\/simpleflying.com\/real-reason-boeing-engine-chevrons-hinder-aircraft-performance\/"},"modified":"2026-04-15T06:00:18","modified_gmt":"2026-04-14T20:00:18","slug":"the-real-reason-why-boeings-engine-chevrons-can-hinder-aircraft-performance","status":"publish","type":"post","link":"https:\/\/www.vibewire.com.au\/?p=405866","title":{"rendered":"The Real Reason Why Boeing&#8217;s Engine Chevrons Can Hinder Aircraft Performance"},"content":{"rendered":"<p>Boeing&#8217;s engine chevrons have long become one of the easiest visual clues separating aircraft like the <span class=\"display-card-hyperlink display-card-hyperlink-no-vignette\" data-id=\"60363\"style=\";  ;\" class=\"display-card-hyperlink display-card-hyperlink-no-vignette\"><a href=\"https:\/\/simpleflying.com\/tag\/boeing\/\"  >Boeing<\/a><\/span> 787, 747-8, and 737 MAX from many rivals. Those serrated nacelle edges look dramatic, but they were never added for just style alone. They were introduced to solve a very specific problem. Modern high-bypass turbofans may be far quieter than older jets, yet the violent mixing of hot core flow, cooler bypass air, and the surrounding atmosphere still creates a major share of engine noise.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>These design features are not just aesthetic.<\/p>\n","protected":false},"author":13,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"footnotes":""},"categories":[396,398,240,423],"tags":[],"class_list":["post-405866","post","type-post","status-publish","format-standard","hentry","category-aircraft","category-boeing","category-north-america","category-united-states"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.vibewire.com.au\/index.php?rest_route=\/wp\/v2\/posts\/405866","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vibewire.com.au\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vibewire.com.au\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vibewire.com.au\/index.php?rest_route=\/wp\/v2\/users\/13"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vibewire.com.au\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=405866"}],"version-history":[{"count":1,"href":"https:\/\/www.vibewire.com.au\/index.php?rest_route=\/wp\/v2\/posts\/405866\/revisions"}],"predecessor-version":[{"id":405867,"href":"https:\/\/www.vibewire.com.au\/index.php?rest_route=\/wp\/v2\/posts\/405866\/revisions\/405867"}],"wp:attachment":[{"href":"https:\/\/www.vibewire.com.au\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=405866"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vibewire.com.au\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=405866"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vibewire.com.au\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=405866"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}