{"product_id":"valve-exhaust-yz450f-14-16-kibblewhite-80-80876-yamaha-yz-450-2014-2019-yz-450fx-2016-2020-wr-450f-2016-2021","title":"VALVE EXHAUST YZ450F 14-16, KIBBLEWHITE 80-80876, Yamaha YZ 450 2014-2019 YZ 450FX 2016-2020 WR 450F 2016-2021","description":"\u003cp\u003eThis Black Diamond™ Stainless Steel Exhaust Valve is designed for various Yamaha® YZ™ and WR™ 450 models from 2014 to 2021. Forged as a one-piece unit and treated with a specialised German nitriding process, it offers superior resistance to wear, corrosion, and friction. Developed using Finite Element Analysis and flow bench testing, this valve ensures consistent performance in high-demand off-road engine environments.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eManufactured from Black Diamond™ Stainless Steel\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eNitrided surface for improved wear, corrosion resistance, and reduced friction\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eOne-piece forging for strength and durability\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eDesigned using Finite Element Analysis (FEA)\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eFlow-tested profiles for efficient exhaust performance\u003c\/p\u003e\n\t\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eHead Diameter: 30.50mm \/ 1.201\"\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eStem Diameter: 5.47mm \/ 0.2155\"\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eTulip Angle: 28 degrees\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eOverall Length (OL): 85.85mm \/ 3.380\"\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eStandard size\u003c\/p\u003e\n\t\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCross-Reference OEM Part Numbers\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eKibblewhite Part No. 80-80876\u003c\/p\u003e\n\t\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eVehicle Fitments\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eYamaha YZ 450 2014–2019\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eYamaha YZ 450FX 2016–2020\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eYamaha WR 450F 2016–2021\u003c\/p\u003e\n\t\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"margin-top:15px;\"\u003e\n\u003cp\u003e\u003cstrong\u003eFDY Performance – Engineered for riders who demand more.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAt FDY Performance, we deliver precision-engineered motorcycle parts trusted by riders across the UK and beyond. Every component is tested for reliability, durability, and peak performance so you can ride harder, longer, and with confidence.\u003c\/p\u003e\n\u003cp\u003eWe’re not just a brand — we’re a movement built by riders, for riders. Whether you’re chasing podiums, upgrading your build, or maintaining your machine, FDY Performance keeps you on the road and at the top of your game.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e📞 07765534854 | ✉️ fdy@fdyperformance.com | 🌐 www.fdyperformance.com\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size:13px; color:#555;\"\u003eFollow FDY Performance for new releases, expert tuning tips, and exclusive upgrades.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"FDY Performance","offers":[{"title":"Default","offer_id":55987422888284,"sku":"65-6313.KW.SS","price":30.9,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0866\/6982\/0252\/files\/stock63375_1.jpg?v=1763316363","url":"https:\/\/fdyperformance.com\/products\/valve-exhaust-yz450f-14-16-kibblewhite-80-80876-yamaha-yz-450-2014-2019-yz-450fx-2016-2020-wr-450f-2016-2021","provider":"FDY performance Ltd","version":"1.0","type":"link"}