{"product_id":"mls-header-gaskets-fits-1965-1990-chevrolet-396-454-mark-iv-big-block-square-ports-1-85-inch-x-1-90-inch-mr-gasket","title":"MLS Header Gaskets Fits 1965-1990 Chevrolet 396-454 Mark IV Big Block Square Ports, 1.85 Inch x 1.90 Inch Mr Gasket","description":"\u003cp\u003eMulti-Layered Steel (MLS) exhaust Gaskets are designed for extreme cylinder pressures produced by high horsepower high compression turbo-charged, supercharged and nitrous oxide injected engines. Manufactured from three stainless steel layers, they resist corrosion, will not burn through or push out and maintain maximum fastener torque retention.\u003c\/p\u003e \u003cp\u003eStress formed inner and outer layer embossments act like springs that rebound under exhaust flange clamp load, creating force to seal extreme exhaust pressures. Total Gasket thickness .075 inch.\u003c\/p\u003e \u003cp\u003eWill not deteriorate from scrubbing action caused by different expansion rates in aluminum and steel materials.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eDesigned for extreme cylinder pressures by high horsepower-high compression turbocharged, supercharged and nitrous oxide injected engines\u003c\/li\u003e \u003cli\u003eManufactured from three stainless steel layers, they resist corrosion, will not burn through or push out and maintain maximum fastener torque retention\u003c\/li\u003e \u003cli\u003eStress formed inner and outer layer embossments act like springs that rebound under flange clamp load, creating force to seal extreme pressures\u003c\/li\u003e \u003cli\u003eWill not deteriorate from scrubbing action caused by different expansion rates in aluminum and steel materials\u003c\/li\u003e \u003cli\u003eTotal Gasket thickness .075 inch\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eDetails:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eCollector Gaskets Included: No\u003c\/li\u003e \u003cli\u003eEmission Code: 5\u003c\/li\u003e \u003cli\u003eGasket Line: MLS\u003c\/li\u003e \u003cli\u003eMaterial: MLS\u003c\/li\u003e \u003cli\u003ePort Shape: Square\u003c\/li\u003e \u003cli\u003ePort Size: 1.85 x 1.90\u003c\/li\u003e \u003cli\u003eWarranty: Manufacturer's Limited 90 Day Warranty\u003c\/li\u003e \u003c\/ul\u003e","brand":"Mr Gasket","offers":[{"title":"Default Title","offer_id":48574374084836,"sku":"4816G","price":41.66,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/6855\/8308\/files\/4816G-BCZG.jpg?v=1774341643","url":"https:\/\/jeeperz-creeperz.com\/products\/mls-header-gaskets-fits-1965-1990-chevrolet-396-454-mark-iv-big-block-square-ports-1-85-inch-x-1-90-inch-mr-gasket","provider":"Jeeperz Creeperz, Inc.","version":"1.0","type":"link"}