{"product_id":"jbroparts-1404-exhaust-manifold-gasket-set-for-small-block-chevy-262-400-cid","title":"JBROPARTS 1404 Exhaust Manifold Gasket Set for Small Block Chevy 262-400 CID","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eUpgrade the exhaust seal with the JBROPARTS 1404 gasket set. Designed for a broad range of Chevy small-block engines and compatible GM applications, these gaskets blend durable materials with a precise port design to help maintain a reliable seal under hot exhaust conditions. Expect a confident fit and a quieter, steadier engine note as part of a well-executed repair or restoration project.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat makes this gasket set notable\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe gaskets feature square-port geometry and a 1.50 x 1.50 inch port size, paired with a high-temperature resistant material that includes a steel core. This combination supports rigidity and improved sealing performance as the exhaust system heats and cools through daily driving and longer trips alike.\u003c\/p\u003e\n\u003ch3\u003eCompatibility and Coverage\u003c\/h3\u003e\n\u003cp\u003eCompatibility spans a wide range of Chevy small-block engines from 262 (4.3L) to 400 (6.6L) cubic inches. The set also aligns with select GM vehicles, including various late-model and older trucks and SUVs known to share this small-block configuration. If you’re restoring an actual or a swapped engine in a classic Chevy or GM chassis, this gasket set is worth checking against your build sheet or service manual.\u003c\/p\u003e\n\u003ch3\u003eWhat’s inside and how it helps\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eTwo exhaust manifold gaskets included — ideal for a full dual-manifold or a single-service replacement.\u003c\/li\u003e\n  \u003cli\u003eSquare-port design, with port sizing at 1.50 x 1.50 inches for consistent seating and sealing.\u003c\/li\u003e\n  \u003cli\u003eHigh-temperature resistant material with a steel core for durability under heat cycling and engine vibration.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIn real-world terms, this gasket set supports a solid seal that can reduce exhaust leaks, preserve engine efficiency, and contribute to a more balanced exhaust tone. While results depend on condition, installation accuracy, and surrounding components, a well-sealed manifold is a positive step in any repair or rebuild workflow.\u003c\/p\u003e\n\u003ch3\u003ePractical notes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003ePart number: 1404 — use this exact replacement to verify fitment during repairs.\u003c\/li\u003e\n  \u003cli\u003ePackage includes two gaskets, ready for installation in compatible engines.\u003c\/li\u003e\n  \u003cli\u003eAfter-sale service is available if you need assistance with your purchase.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWhether you are restoring a classic Chevy, completing a performance upgrade, or simply addressing an exhaust leak, the JBROPARTS 1404 gasket set offers a practical balance of material quality, compatibility, and value.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What engines does the JBROPARTS 1404 gasket set fit?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It fits Chevy small-block engines from 262 to 400 CID and select GM trucks; verify compatibility with the listed scope.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What’s included in the JBROPARTS 1404 gasket set?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Two exhaust manifold gaskets are included; part number 1404; high-temperature sealing material with a steel core.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"JBROPARTS","offers":[{"title":"Default Title","offer_id":42466236170325,"sku":"B0F6L7VW3S","price":33.25,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/jbroparts-1404-exhaust-manifold-gasket-closeup.jpg?v=1778042277","url":"https:\/\/plentytorque.co.uk\/products\/jbroparts-1404-exhaust-manifold-gasket-set-for-small-block-chevy-262-400-cid","provider":"PlentyTorque","version":"1.0","type":"link"}