{"product_id":"intake-manifold-set-for-yamaha-xs650-tx650-1973-1977-oem-447-13555-01","title":"Intake Manifold Set for Yamaha XS650 \u0026 TX650 (1973-1977) | OEM 447-13555-01","description":"\u003ch2 data-path-to-node=\"4\"\u003e\u003cb data-path-to-node=\"4\" data-index-in-node=\"0\"\u003eProduct Overview\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp data-path-to-node=\"5\"\u003eRestore the smooth idling and vintage soul of your Yamaha parallel-twin with the \u003cb data-path-to-node=\"5\" data-index-in-node=\"81\"\u003eGOOFIT Heavy-Duty Intake Manifold Set\u003c\/b\u003e. Specifically engineered for the \u003cb data-path-to-node=\"5\" data-index-in-node=\"152\"\u003e1973-1975 TX650\u003c\/b\u003e and the \u003cb data-path-to-node=\"5\" data-index-in-node=\"176\"\u003e1975-1977 XS650\u003c\/b\u003e, this replacement interface (OEM \u003cb data-path-to-node=\"5\" data-index-in-node=\"225\"\u003e447-13555-01\u003c\/b\u003e and \u003cb data-path-to-node=\"5\" data-index-in-node=\"242\"\u003e447-13565-01\u003c\/b\u003e) is the essential fix for one of the most common maintenance points on these classic bikes.\u003c\/p\u003e\n\u003cp data-path-to-node=\"6\"\u003eOn vintage XS650 engines, the intake boots are subjected to constant vibration and intense cylinder head heat. Over decades, the original rubber hardens and develops micro-cracks, leading to air leaks that cause your engine to run lean and hot. Our upgraded manifolds feature a \u003cb data-path-to-node=\"6\" data-index-in-node=\"278\"\u003ethickened pipe wall design\u003c\/b\u003e for superior shock absorption and a perfect vacuum-tight seal, restoring the crisp throttle response your Yamaha was built for.\u003c\/p\u003e\n\u003ch2 data-path-to-node=\"8\"\u003e\u003cb data-path-to-node=\"8\" data-index-in-node=\"0\"\u003eProduct Compatibility\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp data-path-to-node=\"9\"\u003e\u003ci data-path-to-node=\"9\" data-index-in-node=\"0\"\u003eDirect replacement for the early \"447\" series Yamaha 650cc Parallel-Twin. Please verify your mounting pitch.\u003c\/i\u003e\u003c\/p\u003e\n\u003ctable data-path-to-node=\"10\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eFitment Years\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eReplaces OEM Part #\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"10,1,0,0\"\u003e\u003cb data-path-to-node=\"10,1,0,0\" data-index-in-node=\"0\"\u003eYamaha\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"10,1,1,0\"\u003e\u003cb data-path-to-node=\"10,1,1,0\" data-index-in-node=\"0\"\u003eTX650\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"10,1,2,0\"\u003e1973 – 1975\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"10,1,3,0\"\u003e447-13555-01 \/ 447-13565-01\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"10,2,0,0\"\u003e\u003cb data-path-to-node=\"10,2,0,0\" data-index-in-node=\"0\"\u003eYamaha\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"10,2,1,0\"\u003e\u003cb data-path-to-node=\"10,2,1,0\" data-index-in-node=\"0\"\u003eXS650\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"10,2,2,0\"\u003e1975 – 1977\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"10,2,3,0\"\u003e447-13555-01 \/ 447-13565-01\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2 data-path-to-node=\"12\"\u003e\u003cb data-path-to-node=\"12\" data-index-in-node=\"0\"\u003eSpecifications\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp data-path-to-node=\"13\"\u003e\u003ci data-path-to-node=\"13\" data-index-in-node=\"0\"\u003ePrecision measurements for a guaranteed vintage-fit.\u003c\/i\u003e\u003c\/p\u003e\n\u003ctable data-path-to-node=\"14\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eDetail\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"14,1,0,0\"\u003e\u003cb data-path-to-node=\"14,1,0,0\" data-index-in-node=\"0\"\u003eOEM Reference\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"14,1,1,0\"\u003e447-13555-01 \u0026amp; 447-13565-01\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"14,2,0,0\"\u003e\u003cb data-path-to-node=\"14,2,0,0\" data-index-in-node=\"0\"\u003eMounting Hole Distance\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"14,2,1,0\"\u003e70mm (2.75\")\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"14,3,0,0\"\u003e\u003cb data-path-to-node=\"14,3,0,0\" data-index-in-node=\"0\"\u003eInner Diameter\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"14,3,1,0\"\u003e35mm (1.37\")\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"14,4,0,0\"\u003e\u003cb data-path-to-node=\"14,4,0,0\" data-index-in-node=\"0\"\u003eMaterial\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"14,4,1,0\"\u003eReinforced Rubber with Thickened Wall Design\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"14,5,0,0\"\u003e\u003cb data-path-to-node=\"14,5,0,0\" data-index-in-node=\"0\"\u003eProperties\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"14,5,1,0\"\u003eShock-Absorbing, Corrosion-Resistant, High-Heat Stable\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2 data-path-to-node=\"16\"\u003e\u003cb data-path-to-node=\"16\" data-index-in-node=\"0\"\u003eKey Features\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli data-path-to-node=\"17,0,0\"\u003e\n\u003cb data-path-to-node=\"17,0,0\" data-index-in-node=\"0\"\u003eThickened Wall Construction:\u003c\/b\u003e Our manifolds are designed with a reinforced pipe wall to provide extra structural integrity. This added thickness offers superior shock absorption against the high vibration inherent in large-bore parallel twins, preventing the carburetors from \"shaking\" the air-fuel mixture.\u003c\/li\u003e\n\u003cli data-path-to-node=\"17,1,0\"\u003e\n\u003cb data-path-to-node=\"17,1,0\" data-index-in-node=\"0\"\u003eSuperior Vacuum Performance:\u003c\/b\u003e Engineered to provide a 100% airtight connection between the carburetors and the cylinder head. This eliminates unmetered air leaks, fixing common issues like \"hanging idles\" and backfiring on deceleration.\u003c\/li\u003e\n\u003cli data-path-to-node=\"17,2,0\"\u003e\n\u003cb data-path-to-node=\"17,2,0\" data-index-in-node=\"0\"\u003eHigh-Grade Material Science:\u003c\/b\u003e Constructed from premium synthetic rubber that resists the corrosive effects of modern ethanol-blended fuels and the high temperatures of an air-cooled engine block.\u003c\/li\u003e\n\u003cli data-path-to-node=\"17,3,0\"\u003e\n\u003cb data-path-to-node=\"17,3,0\" data-index-in-node=\"0\"\u003eRestores Engine Smoothness:\u003c\/b\u003e By providing a stable, turbulence-free intake path, these manifolds improve combustion efficiency, directly enhancing fuel economy and engine power.\u003c\/li\u003e\n\u003cli data-path-to-node=\"17,4,0\"\u003e\n\u003cb data-path-to-node=\"17,4,0\" data-index-in-node=\"0\"\u003eDirect Factory-Spec Fit:\u003c\/b\u003e Strictly manufactured to match the \u003cb data-path-to-node=\"17,4,0\" data-index-in-node=\"60\"\u003e70mm mounting pitch\u003c\/b\u003e and \u003cb data-path-to-node=\"17,4,0\" data-index-in-node=\"84\"\u003e35mm internal diameter\u003c\/b\u003e for a hassle-free, bolt-on installation.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GOOFIT","offers":[{"title":"Default Title","offer_id":54473326198952,"sku":"P091-XT016","price":12.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0728\/9821\/6104\/files\/GOOFIT-Intake-Manifold-Pipe-Replacement-for-XS650-0.jpg?v=1770783577","url":"https:\/\/goofitmoto.com\/products\/intake-manifold-set-for-yamaha-xs650-tx650-1973-1977-oem-447-13555-01","provider":"GOOFIT Moto","version":"1.0","type":"link"}