{"id":9107,"date":"2025-03-30T19:03:50","date_gmt":"2025-03-30T16:03:50","guid":{"rendered":"https:\/\/thefamilymotorsport.com\/\u03c0\u03c1\u03bf\u03b9\u03bf\u03bd\u03c4\u03b1\/yamaha-cylinder-head\/"},"modified":"2026-10-10T12:43:16","modified_gmt":"2026-10-10T09:43:16","slug":"vhm-cylinder-head-yz-85-02-18","status":"publish","type":"product","link":"https:\/\/thefamilymotorsport.com\/en\/shop\/vhm-cylinder-head-yz-85-02-18\/","title":{"rendered":"VHM cylinder head for Yamaha YZ 85 (2002-2018)"},"content":{"rendered":"<p data-start=\"85\" data-end=\"380\">The <strong data-start=\"88\" data-end=\"103\">Solid carbide AA33041<\/strong> it is <strong data-start=\"110\" data-end=\"139\">combustion chamber insert<\/strong> of VHM, designed for use in <strong data-start=\"174\" data-end=\"195\">VHM cylinder head<\/strong> with interchangeable insert system. It is a high precision component used for adjusting the <strong data-start=\"304\" data-end=\"341\">combustion chamber geometry<\/strong>, depending on the desired engine setup.<\/p>\n<p data-start=\"382\" data-end=\"596\">The philosophy of VHM inserts allows changes in <strong data-start=\"432\" data-end=\"453\">compression setup<\/strong> and combustion behavior without replacing the entire cylinder head, which makes it ideal for performance and racing applications.<\/p>\n<hr data-start=\"598\" data-end=\"601\" \/>\n<h3 data-start=\"603\" data-end=\"625\"><strong data-start=\"607\" data-end=\"625\">Features<\/strong><\/h3>\n<ul data-start=\"627\" data-end=\"856\">\n<li data-start=\"627\" data-end=\"669\">\n<p data-start=\"629\" data-end=\"669\">Genuine <strong data-start=\"636\" data-end=\"669\">VHM combustion chamber insert<\/strong><\/p>\n<\/li>\n<li data-start=\"670\" data-end=\"715\">\n<p data-start=\"672\" data-end=\"715\">CNC machined for absolute precision of application<\/p>\n<\/li>\n<li data-start=\"716\" data-end=\"753\">\n<p data-start=\"718\" data-end=\"753\">Designed for <strong data-start=\"731\" data-end=\"753\">VHM cylinder heads<\/strong><\/p>\n<\/li>\n<li data-start=\"754\" data-end=\"813\">\n<p data-start=\"756\" data-end=\"813\">Allows fine tuning of <strong data-start=\"782\" data-end=\"813\">combustion chamber geometry<\/strong><\/p>\n<\/li>\n<li data-start=\"814\" data-end=\"856\">\n<p data-start=\"816\" data-end=\"856\">Suitable for performance &amp; racing use<\/p>\n<\/li>\n<\/ul>\n<hr data-start=\"858\" data-end=\"861\" \/>\n<h3 data-start=\"863\" data-end=\"887\"><strong data-start=\"867\" data-end=\"887\">Technical Data<\/strong><\/h3>\n<ul data-start=\"889\" data-end=\"1070\">\n<li data-start=\"889\" data-end=\"914\">\n<p data-start=\"891\" data-end=\"914\"><strong data-start=\"891\" data-end=\"908\">Manufacturer:<\/strong> Solid carbide<\/p>\n<\/li>\n<li data-start=\"915\" data-end=\"936\">\n<p data-start=\"917\" data-end=\"936\"><strong data-start=\"917\" data-end=\"926\">Code:<\/strong> AA33041<\/p>\n<\/li>\n<li data-start=\"937\" data-end=\"976\">\n<p data-start=\"939\" data-end=\"976\"><strong data-start=\"939\" data-end=\"948\">Type:<\/strong> Combustion chamber insert<\/p>\n<\/li>\n<li data-start=\"977\" data-end=\"1022\">\n<p data-start=\"979\" data-end=\"1022\"><strong data-start=\"979\" data-end=\"997\">Compatibility:<\/strong> VHM cylinder head only<\/p>\n<\/li>\n<li data-start=\"1023\" data-end=\"1070\">\n<p data-start=\"1025\" data-end=\"1070\"><strong data-start=\"1025\" data-end=\"1041\">Application:<\/strong> Performance \/ Racing engines<\/p>\n<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>\u03a4\u03bf VHM AA33041 \u03b5\u03af\u03bd\u03b1\u03b9 combustion chamber insert \u03c4\u03b7\u03c2 VHM, \u03c3\u03c7\u03b5\u03b4\u03b9\u03b1\u03c3\u03bc\u03ad\u03bd\u03bf \u03b3\u03b9\u03b1 \u03c7\u03c1\u03ae\u03c3\u03b7 \u03c3\u03b5 VHM cylinder head \u03bc\u03b5 interchangeable insert system.<\/p>","protected":false},"featured_media":9278,"template":"","meta":{"_eb_attr":"","_templately_pack_id":"","_templately_imported_at":"","_templately_source":"","_templately_import_session_id":""},"product_brand":[370],"product_cat":[456,457],"product_tag":[353,354,356,355],"class_list":["post-9107","product","type-product","status-publish","has-post-thumbnail","product_brand-vhm","product_cat-anavathmisi","product_cat-kefales","product_tag-cylinder","product_tag-head","product_tag-upgrade","product_tag-vhm","first","instock","taxable","shipping-taxable","purchasable","product-type-simple"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2.1 - 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The Family Motorsport | \u0391\u03bd\u03c4\u03b1\u03bb\u03bb\u03b1\u03ba\u03c4\u03b9\u03ba\u03ac &amp; \u0391\u03be\u03b5\u03c3\u03bf\u03c5\u03ac\u03c1 Motocross\" \/>\n\t\t<meta property=\"og:description\" content=\"\u03a4\u03bf VHM AA33041 \u03b5\u03af\u03bd\u03b1\u03b9 combustion chamber insert \u03c4\u03b7\u03c2 VHM, \u03c3\u03c7\u03b5\u03b4\u03b9\u03b1\u03c3\u03bc\u03ad\u03bd\u03bf \u03b3\u03b9\u03b1 \u03c7\u03c1\u03ae\u03c3\u03b7 \u03c3\u03b5 VHM cylinder head \u03bc\u03b5 interchangeable insert system. \u0391\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03af \u03b5\u03be\u03ac\u03c1\u03c4\u03b7\u03bc\u03b1 \u03c5\u03c8\u03b7\u03bb\u03ae\u03c2 \u03b1\u03ba\u03c1\u03af\u03b2\u03b5\u03b9\u03b1\u03c2 \u03c0\u03bf\u03c5 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03b5\u03af\u03c4\u03b1\u03b9 \u03b3\u03b9\u03b1 \u03c4\u03b7 \u03c1\u03cd\u03b8\u03bc\u03b9\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03b3\u03b5\u03c9\u03bc\u03b5\u03c4\u03c1\u03af\u03b1\u03c2 \u03c4\u03bf\u03c5 combustion chamber, \u03b1\u03bd\u03ac\u03bb\u03bf\u03b3\u03b1 \u03bc\u03b5 \u03c4\u03bf \u03b5\u03c0\u03b9\u03b8\u03c5\u03bc\u03b7\u03c4\u03cc engine setup. \u0397 \u03c6\u03b9\u03bb\u03bf\u03c3\u03bf\u03c6\u03af\u03b1 \u03c4\u03c9\u03bd VHM inserts \u03b5\u03c0\u03b9\u03c4\u03c1\u03ad\u03c0\u03b5\u03b9 \u03b1\u03bb\u03bb\u03b1\u03b3\u03ad\u03c2 \u03c3\u03c4\u03bf compression setup \u03ba\u03b1\u03b9 \u03c3\u03c4\u03bf combustion behavior \u03c7\u03c9\u03c1\u03af\u03c2\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/thefamilymotorsport.com\/en\/shop\/vhm-cylinder-head-yz-85-02-18\/\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2025-03-30T16:03:50+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2026-10-10T09:43:16+00:00\" \/>\n\t\t<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/thefamilymotorsport\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"\u039a\u03b5\u03c6\u03b1\u03bb\u03ae \u03ba\u03c5\u03bb\u03af\u03bd\u03b4\u03c1\u03bf\u03c5 VHM \u03b3\u03b9\u03b1 Yamaha YZ 85 (2002-2018) - 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