{"product_id":"fel-pro-exhaust-manifold-gasket-set-for-big-block-chevy-396-502ci-perforated-steel-core-high-temp-nonstick-coating","title":"Fel-Pro Exhaust Manifold Gasket Set for Big-Block Chevy 396–502ci — Perforated Steel Core, High-Temp Nonstick Coating","description":"\u003cp\u003e\u003cstrong\u003eFel-Pro 1412 is a performance exhaust manifold gasket kit engineered to provide a durable, high-temperature seal for large-displacement V8 engines.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eBuilt for high-heat, high-flow applications, the Fel-Pro 1412 gasket set uses a perforated steel core bonded to dense fiber facings to resist blowout and premature failure. This gasket package is designed for classic and performance big-block Chevrolet engines — covering 396, 402, 427, 454 and 502 cubic-inch displacements — and includes features intended to simplify installation and future maintenance.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the Fel-Pro 1412 gasket hold up under racing or heavy-use conditions?\u003c\/h3\u003e\n\u003cp\u003eThe 1412 combines a strong perforated steel core with high-density fiber on both sides to maintain sealing under repeated thermal cycling and elevated exhaust temperatures. Compared with basic paper gaskets, it resists burnout and extrusion that can lead to leaks.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePerforated steel core provides structural support against pressure spikes.\u003c\/li\u003e\n  \u003cli\u003eHigh-density fiber facing improves conformity to uneven flange surfaces.\u003c\/li\u003e\n  \u003cli\u003eNonstick coating reduces seizing and simplifies future disassembly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this gasket set fit my engine and how do I confirm fitment?\u003c\/h3\u003e\n\u003cp\u003eThe Fel-Pro 1412 is specified for GMP Performance big-block Chevy engines in 396 (6.5L), 402 (6.6L), 427 (7.0L), 454 (7.4L) and 502 (8.2L) displacements. Always verify compatibility by inputting your vehicle year, make, model and engine details into the fitment checker provided by the seller before ordering.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDesigned for the listed GMP Performance V8 applications only.\u003c\/li\u003e\n  \u003cli\u003eCheck online fitment tool and any product notes before purchase.\u003c\/li\u003e\n  \u003cli\u003eNot intended for use in emission-controlled vehicles—confirm vehicle requirements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat installation features help make fitting and future service easier?\u003c\/h3\u003e\n\u003cp\u003eThe 1412 includes slotted bolt holes and a nonstick surface treatment to simplify alignment and removal. Slotted holes allow slight adjustment during header or manifold installation, while the coating reduces adhesive buildup and damage when the gasket is removed later.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSlotted bolt holes accommodate minor flange misalignment for easier assembly.\u003c\/li\u003e\n  \u003cli\u003eNonstick coating lowers the risk of gasket tearing on removal.\u003c\/li\u003e\n  \u003cli\u003eDurable construction reduces the need for frequent replacement in performance use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDoes this gasket work with emissions systems and everyday street use?\u003c\/h3\u003e\n\u003cp\u003eFel-Pro markets the 1412 to performance and racing applications; it is not intended for emission-controlled vehicles. For street-driven cars that must meet emissions rules, verify local regulations and consider application-appropriate gaskets.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eNot recommended for emissions-controlled installations.\u003c\/li\u003e\n  \u003cli\u003eBest suited for race, off-road, or non-emissions high-performance builds.\u003c\/li\u003e\n  \u003cli\u003eConsult local vehicle laws if uncertain about compliance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The Fel-Pro 1412 exhaust manifold gasket set is aimed at mechanics, restorers and performance builders working on big-block Chevrolet engines where reliable high-temperature sealing and straightforward serviceability matter. Choose this kit if you run GMP Performance-powered V8s, need a gasket more robust than basic paper versions, and want installation-friendly features like slotted bolt holes and a nonstick finish.\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: Which engines does the Fel-Pro 1412 fit?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It fits GMP Performance big‑block Chevy engines: 396, 402, 427, 454 and 502 displacements.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is the 1412 gasket suitable for emissions-controlled vehicles?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. The 1412 is not intended for use in emissions-controlled vehicles.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Fel-Pro","offers":[{"title":"Default Title","offer_id":55168334790999,"sku":"B000CMESE0","price":50.48,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/fel-pro-1412-front-package.jpg?v=1790400737","url":"https:\/\/britishgarage.co.uk\/products\/fel-pro-exhaust-manifold-gasket-set-for-big-block-chevy-396-502ci-perforated-steel-core-high-temp-nonstick-coating","provider":"British Garage","version":"1.0","type":"link"}