{"product_id":"cometic-chevrolet-348-409-w-series-big-block-v8-030in-mls-cylinder-head-gasket-4-375in-bore","title":"Cometic Chevrolet 348\/409 W-Series Big Block V8 .030in MLS Cylinder Head Gasket - 4.375in Bore - C5256-030","description":"\u003cp\u003eThe \u003cstrong\u003eCometic Chevrolet 348\/409 W-Series Big Block V8 .030in MLS Cylinder Head Gasket - 4.375in Bore - C5256-030\u003c\/strong\u003e is a precision-engineered head gasket with a 4.375\" bore and .030\" compressed thickness.\u003c\/p\u003e\n\u003cp\u003eThe Cometic Multi-Layer Steel (MLS) head gasket is engineered for high-performance and racing applications where OEM gaskets fall short. Featuring Multi-Layer Steel (MLS) construction, this gasket uses multiple embossed steel layers that conform to surface irregularities and maintain a positive seal. Precision CNC-machined to exacting tolerances, this gasket seals combustion, water jackets, and oil passages simultaneously — eliminating the need for multiple gaskets or sealing compounds.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Multi-Layer Steel (MLS)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBore Size:\u003c\/strong\u003e 4.375\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e .030\" compressed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e C5256-030\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eVerified fitment:\u003c\/strong\u003e Chevrolet Bel Air (1958–1965); Chevrolet Biscayne (1958–1965); Chevrolet Brookwood (1958–1961); Chevrolet C10 (1960–1961); Chevrolet C20 (1960–1961); Chevrolet C30 (1960–1961); Chevrolet Del Ray (1958); Chevrolet El Camino (1959–1960); and 10 more.\u003c\/p\u003e","brand":"Cometic Gasket","offers":[{"title":"Default Title","offer_id":52474035634539,"sku":"CGSC5256-030","price":141.92,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/9690\/4998\/files\/H3016SP1MLS_439a3177-1478-45f2-bf2a-9b0e329cd7d0.jpg?v=1779667025","url":"https:\/\/www.raptorracing.ca\/products\/cometic-chevrolet-348-409-w-series-big-block-v8-030in-mls-cylinder-head-gasket-4-375in-bore","provider":"Raptor Racing","version":"1.0","type":"link"}