{"product_id":"chevy-sm-block-cometic-4-165-bore","title":"Chevy Sm Block COMETIC 4.165\" Bore","description":"\u003cp\u003eThe GM Gen I Small Block V8 MLS Head Gasket features a 4.165 valve pocketed bore.\u003c\/p\u003e\u003cp\u003eIt is comprised of multiple layers of embossed stainless steel, with the outer layers utilizing a Viton rubber coating.\u003c\/p\u003e\u003cp\u003eThe compressed operating thickness measures .036.\u003c\/p\u003e\u003cp\u003eSteam holes are included.\u003c\/p\u003e\u003cp\u003eEach COMETIC MLS (Multi-Layer Steel) Head Gasket provides maximum sealing performance for high output engines and requires no sealants.\u003c\/p\u003e\u003cp\u003eMLS gaskets are suitable for both aluminum heads to aluminum blocks and aluminum heads to cast iron blocks.\u003c\/p\u003e\u003cp\u003eThey can withstand the shearing force created by the two materials.\u003c\/p\u003e\u003cp\u003eIncreased strength is achieved due to the multiple layers of stainless steel, which also allows for rebound and corrosion resistance.\u003c\/p\u003e\u003cp\u003eThe outer layers are embossed and coated on both sides with Viton, a fluoroelastomer rubber-based material that is heat resistant to 250 C\/482 F.\u003c\/p\u003e\u003cp\u003eViton meets the demands of various harsh sealing environments, load conditions, and surface finishes.\u003c\/p\u003e\u003cp\u003eThe center or shim layer is uncoated stainless steel, which can be varied to accommodate multiple thickness requirements.\u003c\/p\u003e","brand":"Cometic","offers":[{"title":"Default Title","offer_id":51776358154522,"sku":"COMC5272-045","price":95.68,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0975\/8942\/8506\/files\/61gpH9-cY9L_f9342809-56c0-41ae-9908-0a43b072fbd9.jpg?v=1772478982","url":"https:\/\/trybeepbeep.com\/products\/chevy-sm-block-cometic-4-165-bore","provider":"TryBeepbeep","version":"1.0","type":"link"}