{"product_id":"cometic-bmw-1990cc-86-92-93-4mm-040-inch-mls-head-gasket-s14b20-b23-engine","title":"Cometic BMW 1990cc 86-92 93.4mm .040 inch MLS Head Gasket S14B20\/B23 Engine","description":"\u003cdiv class=\"po-desc\" data-gen=\"v2\"\u003e\n\u003cp\u003e93.4mm .040 inch MLS Head Gasket S14B20\/B23 Engine by Cometic, made to fit the 1986–1992 BMW 1990cc as listed below. A failed head gasket can mix coolant and oil, push coolant out of the system or cause overheating, so it is a job worth doing once and doing right.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Cometic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart type:\u003c\/strong\u003e Head gasket\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment for the 1986–1992 BMW 1990cc\u003c\/h3\u003e\n\u003cul\u003e\u003cli\u003e1988-1991 BMW M3 Base\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003eCheck your year, model, engine and trim against this list before you order.\u003c\/p\u003e\n\u003ch3\u003eWhat it does\u003c\/h3\u003e\n\u003cp\u003eThe head gasket seals the cylinder head to the block, keeping combustion pressure in the cylinders and coolant and oil in their own passages. Using the correct part for your exact engine keeps oil pressure, sealing and timing where the engine was designed to run, and doing related parts at the same time saves taking it apart twice.\u003c\/p\u003e\n\u003ch3\u003eInstallation \u0026amp; tips\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMost head gaskets call for new head bolts and a flat, clean deck surface. Check the head and block before you reassemble.\u003c\/li\u003e\n\u003cli\u003eHead bolts: Many engines use torque-to-yield head bolts that should not be reused.\u003c\/li\u003e\n\u003cli\u003eCoolant: Refill with the coolant type your engine calls for.\u003c\/li\u003e\n\u003cli\u003eWork on a cool engine with the vehicle secured, and use a service manual for your vehicle for torque specs and procedures.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eCan I install it myself?\u003c\/strong\u003e\u003cbr\u003eMany owners do this job at home with basic tools and a service manual for their vehicle. If you are not sure, have it fitted by a qualified mechanic.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat should I check before ordering?\u003c\/strong\u003e\u003cbr\u003eCompare the part number, specifications and fitment on this page with your vehicle and with the part you are replacing.\u003c\/p\u003e\n\u003ch3\u003eBefore you order\u003c\/h3\u003e\n\u003cul\u003e\u003cli\u003eConfirm your year, make, model and trim match the fitment listed above (1986–1992 BMW 1990cc).\u003c\/li\u003e\u003c\/ul\u003e\n\u003ch3\u003eGood to know\u003c\/h3\u003e\n\u003cul\u003e\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e Warranty\u003c\/li\u003e\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Cometic","offers":[{"title":"Default Title","offer_id":67755775033658,"sku":"CGSC4294-040","price":152.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1025\/8245\/2538\/files\/76f0051f3f20f33547f5b5f20f760364_ab61ed59-ee69-4a78-8258-894cf8e8a39d.jpg?v=1792615579","url":"https:\/\/partotter.com\/products\/cometic-bmw-1990cc-86-92-93-4mm-040-inch-mls-head-gasket-s14b20-b23-engine","provider":"PartOtter","version":"1.0","type":"link"}