{"id":3031,"date":"2019-06-27T15:00:35","date_gmt":"2019-06-27T19:00:35","guid":{"rendered":"https:\/\/partspro.com\/blog\/?p=3031"},"modified":"2019-06-27T15:00:42","modified_gmt":"2019-06-27T19:00:42","slug":"dougs-headers-d451-r-1%c2%be-four-tube-full-length-header-set-for-mopar-b-body-big-block","status":"publish","type":"post","link":"https:\/\/partspro.com\/blog\/dougs-headers-d451-r-1%c2%be-four-tube-full-length-header-set-for-mopar-b-body-big-block\/","title":{"rendered":"Doug\u2019s Headers (D451-R): 1\u00be\u201d Four-Tube Full-Length Header Set for Mopar B-Body Big Block"},"content":{"rendered":"\n<p>With warp-free, <sup>3<\/sup>\/<sub>8<\/sub>\u201d-thick machined\nflanges and CNC mandrel-bent tubes, the raw-steel 1\u00be\u201d four-tube full-length\nheader set (D451-R) from <strong><a href=\"https:\/\/partspro.com\/manufacturer\/doug-s-headers\">Doug\u2019s Headers<\/a><\/strong> offers\nan accurate fit and better flow for your Mopar B-body big block application.\nIts precision-formed, long-transition collectors and long tubes both reduce\nbackpressure and increase higher-RPM horsepower, while the 16-gauge heavy\ntubing extends performance life. Finally, <strong><a href=\"https:\/\/partspro.com\/manufacturer\/doug-s-headers\">Doug\u2019s Headers<\/a><\/strong>\nhas pre-polished the tubes to remove scratches and left the header unfinished\nfor your customization.<\/p>\n\n\n\n<p><strong>Features<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>For Mopar B-body big block.<\/li><li><sup>3<\/sup>\/<sub>8<\/sub>\u201d-thick machined\nflanges for no warping.<\/li><li>CNC mandrel-bent tubes for an accurate fit and\nbetter flow.<\/li><li>Precision-formed long-transition collectors and\nlong tubes reduce backpressure and increase higher-RPM horsepower.<\/li><li>Heavy 16-gauge tubing for longer life.<\/li><li>Tubes are pre-polished to remove scratches. <\/li><li>Header is unfinished (raw steel) for individual\ncustomizing.<\/li><\/ul>\n\n\n\n\n\n\n\n<figure class=\"wp-block-image\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"648\" height=\"648\" src=\"https:\/\/i0.wp.com\/partspro.com\/blog\/wp-content\/uploads\/2019\/06\/Dougs-Headers-D451-R-Headers-for-Mopar-B-Body-Big-Block.jpg?resize=648%2C648&#038;ssl=1\" alt=\"Dougs Headers D451-R Headers for Mopar B-Body Big Block\" class=\"wp-image-3028\" srcset=\"https:\/\/i0.wp.com\/partspro.com\/blog\/wp-content\/uploads\/2019\/06\/Dougs-Headers-D451-R-Headers-for-Mopar-B-Body-Big-Block.jpg?w=800&amp;ssl=1 800w, https:\/\/i0.wp.com\/partspro.com\/blog\/wp-content\/uploads\/2019\/06\/Dougs-Headers-D451-R-Headers-for-Mopar-B-Body-Big-Block.jpg?resize=150%2C150&amp;ssl=1 150w, https:\/\/i0.wp.com\/partspro.com\/blog\/wp-content\/uploads\/2019\/06\/Dougs-Headers-D451-R-Headers-for-Mopar-B-Body-Big-Block.jpg?resize=300%2C300&amp;ssl=1 300w, https:\/\/i0.wp.com\/partspro.com\/blog\/wp-content\/uploads\/2019\/06\/Dougs-Headers-D451-R-Headers-for-Mopar-B-Body-Big-Block.jpg?resize=768%2C768&amp;ssl=1 768w, https:\/\/i0.wp.com\/partspro.com\/blog\/wp-content\/uploads\/2019\/06\/Dougs-Headers-D451-R-Headers-for-Mopar-B-Body-Big-Block.jpg?resize=200%2C200&amp;ssl=1 200w, https:\/\/i0.wp.com\/partspro.com\/blog\/wp-content\/uploads\/2019\/06\/Dougs-Headers-D451-R-Headers-for-Mopar-B-Body-Big-Block.jpg?resize=60%2C60&amp;ssl=1 60w\" sizes=\"auto, (max-width: 648px) 100vw, 648px\" \/><\/figure>\n\n\n<p><iframe loading=\"lazy\" src=\"https:\/\/theaamgroup.com\/api\/prop65\/BKLK\/D451-R\" style=\"border:0;margin:0;padding:0;width:100%;\" width=\"100%\" height=\"80\"><\/iframe><\/p>","protected":false},"excerpt":{"rendered":"<p>With warp-free, 3\/8\u201d-thick machined flanges and CNC mandrel-bent tubes, the raw-steel 1\u00be\u201d four-tube full-length header set (D451-R) from Doug\u2019s Headers offers an accurate fit and better flow for your Mopar B-body big block application. Its precision-formed, long-transition collectors and long tubes both reduce backpressure and increase higher-RPM horsepower, while the 16-gauge heavy tubing extends performance [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"image","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[14,2],"tags":[546,2398,2396,2397,2395,89],"class_list":["post-3031","post","type-post","status-publish","format-image","hentry","category-industry","category-news","tag-b-body","tag-big-block-mopar","tag-d451-r","tag-dougs-headers","tag-four-tube-full-length-header","tag-mopar","post_format-post-format-image"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/partspro.com\/blog\/wp-json\/wp\/v2\/posts\/3031","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/partspro.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/partspro.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/partspro.com\/blog\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/partspro.com\/blog\/wp-json\/wp\/v2\/comments?post=3031"}],"version-history":[{"count":1,"href":"https:\/\/partspro.com\/blog\/wp-json\/wp\/v2\/posts\/3031\/revisions"}],"predecessor-version":[{"id":3032,"href":"https:\/\/partspro.com\/blog\/wp-json\/wp\/v2\/posts\/3031\/revisions\/3032"}],"wp:attachment":[{"href":"https:\/\/partspro.com\/blog\/wp-json\/wp\/v2\/media?parent=3031"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/partspro.com\/blog\/wp-json\/wp\/v2\/categories?post=3031"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/partspro.com\/blog\/wp-json\/wp\/v2\/tags?post=3031"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}