{"id":237128,"date":"2025-11-03T11:49:50","date_gmt":"2025-11-03T11:49:50","guid":{"rendered":"https:\/\/innteck.it\/innteck-usa\/?post_type=product&#038;p=237128"},"modified":"2026-10-06T07:14:00","modified_gmt":"2026-10-06T07:14:00","slug":"cylinder-head-yamaha-yz125-yz144-2005-2021-fantic-xx125-xe125-2021","status":"publish","type":"product","link":"https:\/\/innteck.it\/innteck-usa\/product\/motorcycle\/engine\/head-and-dome-for-cylinder-kit\/cylinder-head-yamaha-yz125-yz144-2005-2021-fantic-xx125-xe125-2021\/","title":{"rendered":"Cylinder Head \u2013 Yamaha\u202fYZ125 \/ YZ144 (2005\u20112021) \/ Fantic XX125 \/ XE125 (2021)"},"content":{"rendered":"<p class=\"p1\">The VHM AA33077 cylinder head is engineered for Yamaha YZ125 across model years 2005\u20112021, the YZ144 platform, and Fantic XX125 \/ XE125 in 2021. Crafted from high\u2011grade alloy, this \u201cgold\u201d VHM head features an improved water duct system and uses O\u2011ring sealing for reliability under racing loads. A standout feature is the exchangeable combustion chamber insert system\u2014allowing riders and tuners to fine\u2011tune compression and combustion characteristics based on track conditions and fuel. The head body is supplied ready for use, with inserts ordered separately and engraved for identification. Pairing this head with the correct insert enables enhanced engine power, improved heat transference and greater resistance to detonation\u2014ideal for high\u2011performance motocross and competition use.<\/p>\n<p>&nbsp;<\/p>\n<p class=\"p3\"><b>Key Features \/ Benefits:<\/b><b><\/b><\/p>\n<p class=\"p1\"><strong>\u2022 Precision\u2011machined alloy cylinder head designed for the specified Yamaha and Fantic models.<\/strong><\/p>\n<p class=\"p1\"><strong>\u2022 Exchangeable combustion chamber inserts enable tuning flexibility for power delivery and conditions.<\/strong><\/p>\n<p class=\"p1\"><strong>\u2022 Improved water\u2011ducting and O\u2011ring sealing boost durability, thermal management and reliability.<\/strong><\/p>\n<p class=\"p1\"><strong>\u2022 Compatible with a range of inserts to adapt compression and performance characteristics.<\/strong><\/p>\n<p class=\"p1\"><strong>\u2022 Ideal for race builds, performance upgrades and serious tuning environments.<\/strong><\/p>\n<p>&nbsp;<\/p>\n<p class=\"p3\"><b>Technical Specifications \/ Specifications:<\/b><b><\/b><\/p>\n<ul>\n<li>\n<p class=\"p1\">Part Number: AA33077<\/p>\n<\/li>\n<li>\n<p class=\"p1\">Application: Cylinder Head for Yamaha YZ125 (2005\u20112021), YZ144, Fantic XX125 \/ XE125 (2021)<\/p>\n<\/li>\n<li>\n<p class=\"p1\">Key Compatibility: Use with VHM standard inserts (e.g., AE32100\u2011E for YZ125\/XX125; AE32100\u2011F for XE125)<\/p>\n<\/li>\n<li>\n<p class=\"p1\">Features: Exchangeable combustion chamber inserts, improved water duct design, O\u2011ring sealing<\/p>\n<\/li>\n<li>\n<p class=\"p1\">Material: High\u2011quality alloy construction<\/p>\n<\/li>\n<li>\n<p class=\"p1\">Benefits: Enhanced engine output, improved cooling, high resistance to detonation<\/p>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p class=\"p1\">High\u2011quality VHM golden cylinder head with exchangeable combustion chamber for Yamaha YZ125 (2005\u20112021) \/ YZ144 and Fantic XX125 \/ XE125 (2021). Optimised for power output, better cooling and durability.<\/p>\n","protected":false},"featured_media":237127,"template":"","meta":[],"product_brand":[269],"product_cat":[216],"product_tag":[],"class_list":["post-237128","product","type-product","status-publish","has-post-thumbnail","product_brand-vhm","product_cat-head-and-dome-for-cylinder-kit","first","outofstock","taxable","shipping-taxable","purchasable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/innteck.it\/innteck-usa\/wp-json\/wp\/v2\/product\/237128","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innteck.it\/innteck-usa\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/innteck.it\/innteck-usa\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/innteck.it\/innteck-usa\/wp-json\/wp\/v2\/media\/237127"}],"wp:attachment":[{"href":"https:\/\/innteck.it\/innteck-usa\/wp-json\/wp\/v2\/media?parent=237128"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/innteck.it\/innteck-usa\/wp-json\/wp\/v2\/product_brand?post=237128"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/innteck.it\/innteck-usa\/wp-json\/wp\/v2\/product_cat?post=237128"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/innteck.it\/innteck-usa\/wp-json\/wp\/v2\/product_tag?post=237128"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}