{"product_id":"shin-yea-cygnus-style-intake-manifold-spacer-169-589","title":"Shin Yea 9mm Cygnus-Style Intake Manifold Spacer","description":"\u003ch2\u003eClearance for Power: Shin Yea Cygnus-Style Intake Spacer\u003c\/h2\u003e\u003cp\u003eUnlock the space needed for high-performance fueling with the \u003cstrong\u003eShin Yea Intake Manifold Spacer\u003c\/strong\u003e. Specifically engineered for \"Cygnus-style\" cylinder heads, this spacer provides an essential 9mm of additional height. This clearance is critical for builders running oversized carburetors on 232cc or larger GY6 projects, preventing interference between the intake assembly and the scooter’s frame or engine casing.\u003c\/p\u003e\u003ch3\u003eTechnical Performance Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Tapered Bore:\u003c\/strong\u003e Features a professional taper from 35mm on the intake side down to 32mm at the engine side, maintaining high intake velocity and smooth airflow into the head.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e9mm Vertical Lift:\u003c\/strong\u003e Provides the exact offset required to clear the starter motor or frame rails when upgrading to larger PE, PWK, or TM series carburetors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Installation Kit:\u003c\/strong\u003e Comes ready to install with two high-temperature gaskets, ensuring a vacuum-tight seal right out of the box.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMade in Taiwan:\u003c\/strong\u003e Manufactured by Shin Yea, a leader in GY6 performance, utilizing high-grade aluminum to resist warping and heat-soak.\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch3\u003eComprehensive Fitment Guide\u003c\/h3\u003e\u003cp\u003eThis spacer is designed \u003cstrong\u003eEXCLUSIVELY\u003c\/strong\u003e for high-performance Cygnus-style heads and will not fit standard GY6 150cc engines:\u003c\/p\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eEngine Type\u003c\/th\u003e\n\u003cth style=\"text-align: left;\"\u003eBuild Compatibility\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGY6 150cc (Cygnus Head)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSpecialized 4-valve or oversized 2-valve Cygnus-style conversions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBig Bore Builds\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIdeal for 212cc, 232cc, and custom long-stroke 4-bolt engines\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStandard GY6\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan style=\"color: #d9534f;\"\u003e\u003cstrong\u003eWILL NOT FIT\u003c\/strong\u003e\u003c\/span\u003e standard 2-bolt 152QMI\/157QMJ heads\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003chr\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBolt Hole Spacing:\u003c\/strong\u003e 50mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInner Diameter (Top):\u003c\/strong\u003e 35mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInner Diameter (Bottom):\u003c\/strong\u003e 32mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpacer Height:\u003c\/strong\u003e 9mm\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch3\u003eRegulatory Notice\u003c\/h3\u003e\u003ch3 style=\"color: #983d3c;\"\u003eThis product is not intended for use on public roads or land.\u003c\/h3\u003e\u003chr\u003e\u003cblockquote\u003e\n\u003cstrong\u003eMechanic's Note:\u003c\/strong\u003e When building a 232cc monster, every millimeter of clearance counts. \u003cstrong\u003ePro Tip:\u003c\/strong\u003e Use a tiny amount of gasket sealer on the spacer surfaces to ensure 100% vacuum integrity. Because this spacer adds height, double-check your **\u003ca href=\"https:\/\/www.scooterworks.com\"\u003eThrottle Cable\u003c\/a\u003e** length to ensure it doesn't bind when the engine is at full travel!\u003c\/blockquote\u003e\u003cp style=\"font-size: 0.85em; color: #666;\"\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e 169-589 \u003cbr\u003e\u003cstrong\u003eMPN:\u003c\/strong\u003e MA-000-05-K \u003cbr\u003e\u003cstrong\u003eVendor:\u003c\/strong\u003e Shin Yea\u003c\/p\u003e","brand":"Shin Yea","offers":[{"title":"Default Title","offer_id":49985994752280,"sku":"169-589","price":13.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/1728\/1816\/files\/836544_0b0302ff-ba3d-49b8-b16e-338176aaab68.jpg?v=1744827489","url":"https:\/\/www.scooterworks.com\/products\/shin-yea-cygnus-style-intake-manifold-spacer-169-589","provider":"Scooterworks USA, LLC","version":"1.0","type":"link"}