{"title":"SBC Long Tube (1973-1987 C10\/K10\/C20\/K20\/C30\/K30, SBC 265-400)","description":null,"products":[{"product_id":"polished-long-tube-headers-sbc","title":"Polished Long Tube Headers – SBC","description":"\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0716\/4664\/2498\/files\/GW-CH-EH002-2.png?v=1785412144\" alt=\"\"\u003ePolished stainless steel long tube headers for Small Block Chevy. These fit 1967-1987 Chevrolet and GMC C\/K and R\/V series pickup trucks. These fit 2WD and 4x4 models. They also fit 67 through 91 Blazer Jimmy and Suburban \u0026amp; 1988-1991 square body 3500 pickups. \u003cbr\u003e\u003cbr\u003eChevy:\u003cbr\u003e\u003cbr\u003eC10, C20, C30, K10, K20 K30, R10, R20, R30, V10, V20, V30, K5 Blazer, Suburban\u003cbr\u003e\u003cbr\u003eGMC:\u003cbr\u003e\u003cbr\u003eC1500, K1500, C2500, K2500, C3500, K3500, Jimmy, Suburban\u003cbr\u003e\u003cbr\u003eThese fit 265, 262, 283, 305, 307, 327, 350, and 400 SBC (Small Block Chevy) engines. \u003cbr\u003e\u003cbr\u003eIncludes all hardware and collectors. \u003cbr\u003e\u003cbr\u003eNote #1: Gaskets are also included for no additional charge. However it is highly recommended that you purchase separately and install Fel Pro Performance header and collector gaskets (or equivalent) for best sealing. \u003cbr\u003e\u003cbr\u003eNote #2: For 4X4 models that are stock height (not lifted) you may encounter interference with the front driveshaft. Lifted trucks will not have front driveshaft clearance issues. \u003cbr\u003e\u003cbr\u003eNote #3: Primary tube OD is 1 5\/8”. Collector inlet diameter is 3”. Collector outlet diameter is 2 1\/2”.\u003c\/p\u003e","brand":"Certified Automotive Experts","offers":[{"title":"Default Title","offer_id":47790253375810,"sku":"GW-CH-EH002-2","price":279.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/4664\/2498\/files\/GW-CH-EH002-2.jpg?v=1781093200"},{"product_id":"polished-long-tube-headers-sbc-square-body","title":"Polished Long Tube Headers – SBC Square Body with Upgraded Copper Gaskets","description":"\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0716\/4664\/2498\/files\/CAE-H002_0a28ef6a-17df-4d16-afcd-d7bd418c934b.png?v=1785376516\" alt=\"\"\u003eMaximize your SBC square body's performance with these polished long tube headers engineered for superior exhaust flow. Featuring upgraded copper gaskets that resist heat degradation and prevent exhaust leaks, these headers deliver improved horsepower and torque while maintaining a show-quality polished finish. Direct bolt-on installation makes upgrading your exhaust system straightforward. Perfect for street and performance applications seeking reliable, long-lasting results.\u003c\/p\u003e","brand":"Certified Automotive Experts","offers":[{"title":"Default Title","offer_id":51272478851394,"sku":"CAE-H002","price":339.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/4664\/2498\/files\/CAE-H002_7d80bf04-b092-4559-ab0c-420df6640dfe.jpg?v=1781095488"},{"product_id":"thermal-coated-exhaust-headers","title":"1973-1987 Chevy GMC C10 K10 Small Block V8 Thermal Coated Headers","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eUpgrade your classic Chevy or GMC truck with Certified Automotive Experts Thermal Coated Headers, engineered for 1973–1987 C10, K10, C20, K20, C30, K30, Blazer, Jimmy, and Suburban models equipped with Small Block Chevy V8 engines. Designed for both 2WD and 4WD applications, these exhaust headers combine dependable construction, improved exhaust flow, and durable thermal protection.\u003c\/p\u003e\n\u003cp\u003eThese Thermal Coated Headers feature precision-formed steel tubing with 1 5\/8-inch primary tubes and 2.5-inch collectors, providing an efficient exhaust path for Small Block Chevy engines ranging from 265 to 400 cubic inches. The CNC-machined 3\/8-inch flanges provide a precise mounting surface, while TIG-welded joints deliver strength and long-term durability.\u003c\/p\u003e\n\u003cp\u003eThe black aluminized thermal coating helps protect the headers from corrosion while providing improved heat management compared with uncoated steel headers. This makes them an excellent choice for classic truck restorations, performance builds, street trucks, and custom square body projects.\u003c\/p\u003e\n\u003cp\u003eWhether you're searching for C10 headers, square body headers, Chevy truck headers, GMC truck headers, or Small Block Chevy headers, this set provides a performance-focused solution for compatible 1973–1987 GM truck applications.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eThermal Coated Headers for classic Chevy and GMC trucks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePrecision-formed steel tubing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e1 5\/8-inch primary tubes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e2.5-inch collectors\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCNC-machined 3\/8-inch header flanges\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTIG-welded construction\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBlack aluminized thermal coating\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHelps improve exhaust flow\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProvides corrosion resistance and heat protection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDesigned for Small Block Chevy V8 engines\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompatible with 265–400 cubic-inch SBC engines\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSuitable for 2WD and 4WD applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIdeal for C10, K10, C20, K20, C30, K30, Blazer, Jimmy, and Suburban builds\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eLeft header assembly\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRight header assembly\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCopper\/fiber multi-layer head gaskets\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCopper collector gaskets\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMounting hardware\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cp\u003eThese Chevy truck headers are designed for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e1973–1987 Chevy C10\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e1973–1987 Chevy K10\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e1973–1987 Chevy C20\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e1973–1987 Chevy K20\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e1973–1987 Chevy C30\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e1973–1987 Chevy K30\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eChevy Blazer\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGMC Jimmy\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eChevy\/GMC Suburban\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSmall Block Chevy V8 engines, 265–400 cu in\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e2WD and 4WD applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy Choose Thermal Coated Headers?\u003c\/h3\u003e\n\u003cp\u003eThermal Coated Headers are a popular choice for classic truck and performance applications because they combine the benefits of performance exhaust headers with additional protection against heat and corrosion. The thermal coating helps protect the steel tubing while providing a durable black finish that complements classic Chevy and GMC engine bays.\u003c\/p\u003e\n\u003cp\u003eFor a square body restoration or performance build, these long tube-style exhaust headers can provide a more efficient exhaust path than restrictive factory manifolds. Combined with the 1 5\/8-inch primaries and 2.5-inch collectors, they are designed to support improved exhaust flow for Small Block Chevy V8 applications.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What vehicles do these Thermal Coated Headers fit?\u003c\/p\u003e\n\u003cp\u003eA: They are designed for 1973–1987 Chevy and GMC C\/K-series trucks and related square body applications, including C10, K10, C20, K20, C30, K30, Blazer, Jimmy, and Suburban models.\u003c\/p\u003e\n\u003cp\u003eQ: What engines do these headers fit?\u003c\/p\u003e\n\u003cp\u003eA: These Small Block Chevy headers are designed for SBC V8 engines ranging from 265 to 400 cubic inches.\u003c\/p\u003e\n\u003cp\u003eQ: What size are the primary tubes?\u003c\/p\u003e\n\u003cp\u003eA: The primary tubes measure 1 5\/8 inches.\u003c\/p\u003e\n\u003cp\u003eQ: What size are the collectors?\u003c\/p\u003e\n\u003cp\u003eA: The collectors measure 2.5 inches.\u003c\/p\u003e\n\u003cp\u003eQ: What are these exhaust headers made from?\u003c\/p\u003e\n\u003cp\u003eA: The headers are constructed from precision-formed steel tubing with CNC-machined flanges and TIG-welded joints.\u003c\/p\u003e\n\u003cp\u003eQ: What type of coating do these headers have?\u003c\/p\u003e\n\u003cp\u003eA: They feature a black aluminized thermal coating designed to provide heat protection and corrosion resistance.\u003c\/p\u003e\n\u003cp\u003eQ: Are these C10 headers suitable for 2WD and 4WD trucks?\u003c\/p\u003e\n\u003cp\u003eA: Yes, they are designed for compatible 2WD and 4WD Chevy and GMC truck applications.\u003c\/p\u003e\n\u003cp\u003eQ: Are gaskets and hardware included?\u003c\/p\u003e\n\u003cp\u003eA: Yes. The kit includes left and right header assemblies, copper\/fiber multi-layer head gaskets, copper collector gaskets, and mounting hardware.\u003c\/p\u003e\n\u003cp\u003eQ: Are these suitable for square body Chevy builds?\u003c\/p\u003e\n\u003cp\u003eA: Yes. These square body headers are designed for compatible 1973–1987 Chevy and GMC C\/K-series trucks and related SUV applications.\u003c\/p\u003e\n\u003cp\u003eQ: Are these long tube headers?\u003c\/p\u003e\n\u003cp\u003eA: These headers use a long-tube-style design intended to provide an efficient exhaust path and improved exhaust flow for compatible Small Block Chevy applications. Always verify the specific configuration and vehicle fitment before ordering.\u003c\/p\u003e","brand":"Certified Automotive Experts","offers":[{"title":"Default Title","offer_id":51830424633666,"sku":"GW-CH-EH-002-1-B","price":269.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/4664\/2498\/files\/71gqQVHitSL._AC_SL1500__1.jpg?v=1790299592"}],"url":"https:\/\/certifiedautomotiveexperts.com\/collections\/sbc-long-tube-1973-1987-c10-k10-c20-k20-c30-k30-sbc-265-400.oembed","provider":"Certified Automotive Experts","version":"1.0","type":"link"}