{"id":9181,"date":"2023-05-26T10:05:41","date_gmt":"2023-05-26T18:05:41","guid":{"rendered":"https:\/\/sandersonheaders.com\/?post_type=product&#038;p=9181"},"modified":"2025-08-17T22:33:48","modified_gmt":"2025-08-18T06:33:48","slug":"cs11-header-set-small-block-chevy","status":"publish","type":"product","link":"https:\/\/sandersonheaders.com\/product\/cs11-header-set-small-block-chevy\/","title":{"rendered":"CS11 Header Set, Small Block Chevy"},"content":{"rendered":"<p>The\u00a0CS11 is a small block Chevy conversion header for V8 engine swaps in two-wheel drive (2WD) Chevrolet S-10 truck and Blazer (including GMC S-15) applications. The CS11 is a very compact header design that fits cleanly between the engine and frame rails. This is NOT a fenderwell exit header!<\/p>\n<p>The CS11 header works with virtually all engine swap kits.<\/p>\n<p><span style=\"color: #ff0000;\"><strong>WARNING:<\/strong><\/span> The vehicle&#8217;s steering shaft will run between the engine block and header on this application. Solid motor mounts, engine plates, or the installation of a torque limiter are strongly recommended to prevent the engine from shifting, which may cause the steering shaft to bind.<\/p>\n<p><strong>NOTES:<\/strong><\/p>\n<ul>\n<li>Straight plug cylinder heads ONLY<\/li>\n<li>Shorter header spark plugs are recommended<\/li>\n<li>Available for 4&#215;4 applications, order #<a href=\"https:\/\/sandersonheaders.com\/product\/cs11-4x4-header-set-small-block-chevy\/\">CS11-4&#215;4<\/a><\/li>\n<li>Available in larger primary tube diameter versions for higher power engines. For 1-5\/8&#8243; order #<a href=\"https:\/\/sandersonheaders.com\/product\/cs12-header-set-small-block-chevy\/\">CS12<\/a>; and for 1-3\/4&#8243; order #<a href=\"https:\/\/sandersonheaders.com\/product\/cs13-header-set-small-block-chevy\/\">CS13<\/a><\/li>\n<li>For standard port angle plug cylinder heads, order #<a href=\"https:\/\/sandersonheaders.com\/product\/cs11ap-header-set-small-block-chevy-angle-plug\/\">CS11AP<\/a> or <a href=\"https:\/\/sandersonheaders.com\/product\/cs11ap-134-header-set-small-block-chevy-angle-plug\/\">CS11AP-134<\/a><\/li>\n<li>For angle plug, d-port cylinder heads, order #<a href=\"https:\/\/sandersonheaders.com\/product\/cs11dp-header-set-small-block-chevy-d-port\/\">CS11DP<\/a> or <a href=\"https:\/\/sandersonheaders.com\/product\/cs11dp-134-header-set-small-block-chevy-d-port\/\">CS11DP-134<\/a><\/li>\n<\/ul>\n<p>Includes all hardware necessary for installation.<\/p>\n<p><strong>SPECIFICATIONS:<\/strong><\/p>\n<p>Engine: Small Block Chevy 265-400<br \/>\nPrimary Tube Diameter: 1-1\/2&#8243;<br \/>\nCollector Diameter: 2-1\/2&#8243;<\/p>\n<p><strong>FEATURES:<\/strong><\/p>\n<ul>\n<li>16-Gauge Primary and Collector Tube Thickness<\/li>\n<li>3\/8&#8243; Thick Flange<\/li>\n<li>Patented Flange Design Requires NO Gaskets<\/li>\n<li>Tightest Fitting Header Available Anywhere!<\/li>\n<li>Made in the USA<\/li>\n<\/ul>\n<p><strong>INCLUDES:<\/strong><\/p>\n<ul>\n<li>Header Bolt Set<\/li>\n<li>Collector Reducer Set<\/li>\n<\/ul>\n<p><strong>FINISH:<\/strong><\/p>\n<p>Our <strong>Ceramic Coating<\/strong> is recommended for every vehicle application and is the default finish selection choice above. To meet high standards of quality, We apply a multi-layer inside and outside aluminized ceramic coating in-house and then polish the coating to a high luster. This aerospace and military-grade technology adds excellent protection to your headers while offering the benefit of thermal control in your engine bay. It also improves cylinder scavenging of exhaust gases and increases the longevity of your header investment.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The CS11 header set fits small block Chevy V8 engine swaps in 1982-Up S-10 truck and Blazer conversion applications.<\/p>\n","protected":false},"featured_media":412,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[169,242,243,245,244],"product_tag":[173,246,247],"class_list":{"0":"post-9181","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-small-block","7":"product_cat-s-10","8":"product_cat-s-15","9":"product_cat-s-15-jimmy","10":"product_cat-s-blazer","11":"product_tag-small-block-chevy","12":"product_tag-v8-s-10","13":"product_tag-v8-s-15","15":"first","16":"instock","17":"taxable","18":"shipping-taxable","19":"purchasable","20":"product-type-variable","21":"has-default-attributes"},"_links":{"self":[{"href":"https:\/\/sandersonheaders.com\/wp-json\/wp\/v2\/product\/9181","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sandersonheaders.com\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/sandersonheaders.com\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/sandersonheaders.com\/wp-json\/wp\/v2\/comments?post=9181"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sandersonheaders.com\/wp-json\/wp\/v2\/media\/412"}],"wp:attachment":[{"href":"https:\/\/sandersonheaders.com\/wp-json\/wp\/v2\/media?parent=9181"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/sandersonheaders.com\/wp-json\/wp\/v2\/product_brand?post=9181"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/sandersonheaders.com\/wp-json\/wp\/v2\/product_cat?post=9181"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/sandersonheaders.com\/wp-json\/wp\/v2\/product_tag?post=9181"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}