{"title":"Cylinder Head Gaskets","description":null,"products":[{"product_id":"sierra-head-gasket-for-yamaha-outboard-motors-18-3894","title":"Sierra Head Gasket for Yamaha Outboard Motors  • 18-3894","description":"\u003cp\u003eHead Gasket for Yamaha Outboard Motors\u003cbr\u003e\u003c\/p\u003e\u003chr\u003eInterchange: \u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003e\u003cspan\u003eMallory 9-63951\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cspan\u003eYamaha Outboard 6G5-11181-A0-00, 6G5-11181-00-00, 6G5-11181-A2-00, 6G5-11181-A1-00, 6G5-11181-01-00, 6G5-11181-A3-00\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sierra","offers":[{"title":"Default Title","offer_id":51914746658948,"sku":"S5M183894","price":57.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1009\/3199\/3732\/files\/orig_18-095842.jpg?v=1780448718"},{"product_id":"sierra-head-gasket-for-johnson-evinrude-outboard-motor-18-2956","title":"Sierra Head Gasket for Johnson\/Evinrude Outboard Motor  • 18-2956","description":"\u003cp\u003eHead Gasket - Johnson\/Evinrude\u003cbr\u003e\u003c\/p\u003e\u003chr\u003e\u003cul\u003e\u003cli\u003e\u003cdiv\u003eReplaces: \u003cspan\u003e9-63828, 33540, 318358\u003c\/span\u003e (2 required per engine)\u003c\/div\u003e\u003c\/li\u003e\u003c\/ul\u003e\u003chr\u003eFor Engine Models: \u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e65 Jet (1991-95) 2 head gaskets required per engine\u003c\/li\u003e\n\u003cli\u003e75hp (1960-65), 80 Jet (1991-96) 2 head gaskets required per engine\u003c\/li\u003e\n\u003cli\u003e85hp (1979-801,91-95) 2 head gaskets required per engine\u003c\/li\u003e\n\u003cli\u003e88hp (1987-95) 2 head gaskets required per engine\u003c\/li\u003e\n\u003cli\u003e90hp (1981-95) 2 head gaskets required per engine\u003c\/li\u003e\n\u003cli\u003e100hp (1979-95) 2 head gaskets required per engine\u003c\/li\u003e\n\u003cli\u003e1600CC (1988) 2 head gaskets required per engine\u003c\/li\u003e\n\u003cli\u003e110hp (1986-89) 2 head gaskets required per engine\u003c\/li\u003e\n\u003cli\u003e115hp (1973-77, 1978-95) 2 head gaskets required per engine\u003c\/li\u003e\n\u003cli\u003e135hp (1973-76) 2 head gaskets required per engine\u003c\/li\u003e\n\u003cli\u003e140hp(1977, 1978-84) 2 head gaskets required per engine\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Sierra","offers":[{"title":"Default Title","offer_id":51914746724484,"sku":"S5M182956","price":34.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1009\/3199\/3732\/files\/orig_19-100110.jpg?v=1780448720"},{"product_id":"sierra-head-gasket-for-yamaha-outboard-motors-18-3832","title":"Sierra Head Gasket for Yamaha Outboard Motors  • 18-3832","description":"\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eSierra 18-3832 Head Gasket\u003c\/span\u003e\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cspan\u003eInterchangeable with:\u003c\/span\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eGLM\u003c\/li\u003e\n\u003cul\u003e\u003cli\u003e34960\u003c\/li\u003e\u003c\/ul\u003e\n\u003cli\u003eMallory\u003c\/li\u003e\n\u003cul\u003e\u003cli\u003e9-63959\u003c\/li\u003e\u003c\/ul\u003e\n\u003cli\u003eYamaha Outboard\u003c\/li\u003e\n\u003cul\u003e\n\u003cli\u003e6E5-11181-A1-00\u003c\/li\u003e\n\u003cli\u003e6E5-11181-02-00\u003c\/li\u003e\n\u003cli\u003e6E5-11181-A0-00\u003c\/li\u003e\n\u003cli\u003e6E5-11181-01-00\u003c\/li\u003e\n\u003cli\u003e6E5-11181-A2-00\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003cp\u003e\u003cspan\u003eHow to Install Sierra 18-3832 Head Gaskets:\u003c\/span\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eClean mating surface of old gasket and any foreign material.\u003c\/li\u003e\n\u003cli\u003eCheck head and block for warpage and distortion. Place a straightedge lengthwise on the surface and slide a feeler gauge between the surface and the straightedge. The surface should not be more than .003\" out-of-flat.\u003c\/li\u003e\n\u003cli\u003eInstall the gasket with the silicone seal facing the block.\u003c\/li\u003e\n\u003cli\u003eFollow the manufacturer's specifications for torque sequence and torque values.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Sierra","offers":[{"title":"Default Title","offer_id":51914746790020,"sku":"S5M183832","price":50.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1009\/3199\/3732\/files\/orig_sierramarine-head-gasket-18-3832-1.jpg?v=1780448722"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1009\/3199\/3732\/collections\/orig_sierramarine-head-gasket-18-3879-1.jpg?v=1780933737","url":"https:\/\/unchartedusa.com\/collections\/cylinder-head-gaskets.oembed","provider":"Uncharted USA","version":"1.0","type":"link"}