{"product_id":"yamaha-yfz450r-kibblewhite-1mm-valve-kit-stainless-red-seals","title":"Yamaha YFZ450 + 1 Oversize Kibblewhite White Diamond Stainless Valves and Seals","description":"\u003cp style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: 0.000001px; color: transparent;\"\u003eUpgrade your Yamaha 450 engine with Kibblewhite !mm White Diamond Stainless Valves and RED Viton Seals. Fits YFZ450, YFZ450R, YZ450F, and WR450F models. Premium performance from BPRATV.\u003c\/span\u003e\u003c\/p\u003e \u003cdiv style=\"max-width:800px;margin:0 auto;font-family:Arial,Helvetica,sans-serif;line-height:1.5;color:#222;\"\u003e \u003ch2 style=\"text-align:center;font-size:26px;margin:0 0 12px 0;\"\u003e \u003cstrong\u003eYamaha YFZ450 \/ YFZ450R +1mm Kibblewhite White Diamond Stainless Valves \u0026amp; Seals Kit\u003c\/strong\u003e \u003c\/h2\u003e \u003ch3 style=\"color:#c00;margin:20px 0 6px;text-align:center;\"\u003e🔥 Premium Oversize Valve Upgrade\u003c\/h3\u003e \u003cp style=\"text-align:center;\"\u003e\u003cspan style=\"font-size:16px;\"\u003eUpgrade your engine with \u003cstrong\u003eKibblewhite White Diamond +1mm Stainless Steel Valves\u003c\/strong\u003e — the industry’s top-performing, race-ready valve solution. This complete 5-valve set delivers increased airflow, enhanced durability, and long-term reliability for Yamaha performance engines.\u003c\/span\u003e\u003c\/p\u003e \u003ch3 style=\"color:#c00;margin:20px 0 6px;text-align:center;\"\u003e📦 What’s Included in This High-Performance Kit\u003c\/h3\u003e \u003cp style=\"text-align:center;\"\u003e\u003cspan style=\"font-size:16px;\"\u003eEvery kit includes premium U.S.A.-made components designed to outperform OEM parts at a fraction of the cost.\u003c\/span\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eKibblewhite White Diamond\u003c\/strong\u003e +1mm Stainless Steel Intake \u0026amp; Exhaust Valves (All 5)\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003eKibblewhite One-Piece Forged Valve Construction\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003eHigh Temp RED Viton Valve Stem Seals (Superior to OEM and non-Kibblewhite kits)\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003eIncludes \u003cstrong\u003e\u003cspan style=\"color: rgb(255, 0, 0);\"\u003eGenuine KPMI RED Viton Stem Seals\u003c\/span\u003e\u003c\/strong\u003e (no bait-and-switch \u003cspan style=\"color: rgb(0, 0, 255);\"\u003e\u003cstrong\u003eblues!\u003c\/strong\u003e\u003c\/span\u003e).\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003eDirect OEM replacement for multiple Yamaha valve part numbers\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003eDesigned for use with Kibblewhite Valve Springs (Part # 80-80206)\u003c\/span\u003e\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"color:#c00;margin:20px 0 6px;text-align:center;\"\u003e✅ Compatibility\u003c\/h3\u003e \u003cp style=\"text-align:center;\"\u003e\u003cspan style=\"font-size:16px;\"\u003eEngineered to fit a wide range of Yamaha 450cc performance models. Full fitment list below:\u003c\/span\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003eYamaha YFZ450 (Carbureted) — 2004–2013\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003eYamaha YFZ450R \/ YFZ450X (Fuel Injected) — 2009–2024\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003eYamaha YZ450F — 2003–2009\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003eYamaha WR450F — 2003–2015\u003c\/span\u003e\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"color:#c00;margin:20px 0 6px;text-align:center;\"\u003e❓ Frequently Asked Questions (FAQ)\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eQ: Do these valves require machining?\u003c\/strong\u003e\u003c\/span\u003e \u003cp style=\"text-align:left;margin:0 0 10px 0;\"\u003e\u003cspan style=\"font-size:16px;\"\u003eA: Yes. Valve seats must be machined for proper installation. We offer this service — contact us for details.\u003c\/span\u003e\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eQ: Are the RED Viton valve seals included?\u003c\/strong\u003e\u003c\/span\u003e \u003cp style=\"text-align:left;margin:0 0 10px 0;\"\u003e\u003cspan style=\"font-size:16px;\"\u003eA: Yes. You will receive genuine \u003cstrong\u003eKibblewhite RED Viton\u003c\/strong\u003e stem seals, not generic non-Kibblewhite seals.\u003c\/span\u003e\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eQ: Are these valves stronger than OEM?\u003c\/strong\u003e\u003c\/span\u003e \u003cp style=\"text-align:left;margin:0 0 10px 0;\"\u003e\u003cspan style=\"font-size:16px;\"\u003eA: Absolutely — the White Diamond Stainless construction is significantly more durable and heat-resistant than stock.\u003c\/span\u003e\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eQ: Are Kibblewhite valve springs required?\u003c\/strong\u003e\u003c\/span\u003e \u003cp style=\"text-align:left;margin:0 0 10px 0;\"\u003e\u003cspan style=\"font-size:16px;\"\u003eA: Yes. These valves must be paired with Kibblewhite Springs Part # 80-80206 for correct performance and reliability.\u003c\/span\u003e\u003c\/p\u003e \u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"color:#c00;margin:20px 0 6px;text-align:center;\"\u003e🌟 Why Buy from BPRATV? Trusted Performance Experts 🌟\u003c\/h3\u003e \u003cp style=\"text-align:center;margin:0 20px;\"\u003e\u003cspan style=\"font-size:16px;\"\u003eAt BPRATV, our promise is unwavering: \u003cstrong\u003eThe Best Parts. The Best Performance.\u003c\/strong\u003e We supply only premium components like \u003cstrong\u003eKibblewhite\u003c\/strong\u003e to ensure your Yamaha 450 platform runs stronger, lasts longer, and performs at its peak. Trust BPRATV to keep your Yamaha YFZ450, YFZ450R, YFZ450X, YZ450F, and WR450F running at its best, \u003cstrong\u003eevery single time.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e \u003cp style=\"text-align:center;margin:0 20px;\"\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e \u003cp style=\"text-align:center;margin:0 20px;\"\u003e \u003cspan style=\"color:#38761d;font-size:16px;\"\u003e \u003cstrong\u003e\u003cem\u003eBoost your engine’s power and reliability — upgrade to Kibblewhite performance today!\u003c\/em\u003e\u003c\/strong\u003e \u003c\/span\u003e \u003c\/p\u003e \u003cp style=\"text-align:center;margin:0 20px;\"\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e \u003cp style=\"text-align:center;margin:0 20px;\"\u003e\u003cspan style=\"color:#0000ff;font-size:16px;\"\u003e\u003cstrong\u003eBPRATV - The Best Parts. The Best Performance. The Best Price.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e \u003cp style=\"text-align:center;margin:0 20px;\"\u003e\u003cspan style=\"color:#0000ff;font-size:16px;\"\u003e\u003cstrong\u003eBRAPPPPPPPPPP!\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e \u003cp style=\"text-align:center;font-size:10px;color:#555;margin:20px 0 0px;\"\u003e© BPRATV LLC\u003c\/p\u003e \u003c\/div\u003e \u003c!-- eBay Listing Titles (79-80 Characters Each): Yamaha YFZ450R +1mm Kibblewhite Stainless Valve Kit RED Seals Fits 2004-2025 YFZ450 \/ YFZ450X +1mm Oversize Kibblewhite Valve Set Stainless \u0026 RED Seals Kibblewhite +1mm Stainless Valve Kit Fits Yamaha YFZ450R YFZ450X YZ450F WR450F Yamaha 450cc Kibblewhite White Diamond Oversize Valve Upgrade + Seals Kit YFZ450R \/ YFZ450 \/ YFZ450X +1mm Kibblewhite Stainless Valve \u0026 RED Seal Kit Yamaha WR450F YZ450F +1mm Kibblewhite Oversize Valve Set RED Viton Seals Kibblewhite +1mm Valve Kit for Yamaha YFZ450R SE YFZ450X 2009-2025 Performance +1mm Valve Kit Yamaha 450cc Kibblewhite Stainless White Diamond Yamaha YFZ450R +1mm Stainless Valve Upgrade Kit RED Viton Seals Included BPRATV Kibblewhite +1mm Valve \u0026 Seal Kit for Yamaha 450 Engines 2003-2025 Top 10 eBay SEO Keywords: Kibblewhite valves YFZ450R valve kit YFZ450 oversize valves Yamaha 450 valve upgrade White Diamond valves RED Viton seals Stainless steel valves Yamaha YFZ450X performance parts YZ450F valve kit WR450F valves Top 10 General Search Engine Keywords: YFZ450R +1mm valve kit Kibblewhite White Diamond Yamaha YFZ450 valve upgrade YFZ450X oversize valves High performance Yamaha valves Stainless steel racing valves Yamaha 450 top end parts YFZ450R engine rebuild parts YZ450F valve replacement WR450F performance parts Meta Title: Yamaha YFZ450 \/ YFZ450R +1mm Kibblewhite Stainless Valve \u0026 Seal Kit | BPRATV Meta Description: Upgrade your Yamaha 450 engine with Kibblewhite +1mm White Diamond Stainless Valves and RED Viton Seals. Fits YFZ450, YFZ450R, YFZ450X, YZ450F, and WR450F models up to 2025. Premium performance from BPRATV. URL Handle: yamaha-yfz450r-kibblewhite-1mm-valve-kit-stainless-red-seals Product ID: YFZ450-KW-1MM-VALVEKIT-BPRATV --\u003e \u003c!-- SHOPIFY SEARCH ENGINE LISTING --\u003e \u003cdiv class=\"shopify-seo\" style=\"display:none;\"\u003e \u003ch4\u003eSearch Engine Listing\u003c\/h4\u003e \u003cp\u003e\u003cstrong\u003ePage Title:\u003c\/strong\u003e Yamaha YFZ450 \/ YFZ450R +1mm Kibblewhite Stainless Valve \u0026amp; Seal Kit | BPRATV\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eMeta Description:\u003c\/strong\u003e Upgrade your Yamaha 450 engine with Kibblewhite +1mm White Diamond Stainless Valves and RED Viton Seals. Fits YFZ450, YFZ450R, YFZ450X, YZ450F, and WR450F models up to 2025. Premium performance from BPRATV.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eURL Handle:\u003c\/strong\u003e yamaha-yfz450r-kibblewhite-1mm-valve-kit-stainless-red-seals\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eProduct ID:\u003c\/strong\u003e YFZ450-KW-1MM-VALVEKIT-BPRATV\u003c\/p\u003e \u003c\/div\u003e \u003c!-- END SHOPIFY SEARCH ENGINE LISTING --\u003e","brand":"Kibblewhite Precision","offers":[{"title":"Default Title","offer_id":45349530861765,"sku":"286942890814\/80-80214H\/80-80216H\/80-80218H","price":167.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0593\/1083\/3861\/files\/yamaha-yfz450-yfz-450-450r-450x-titanium-kibblewhite-intake-exhaust-valves-seals-1-1_08583f36-3ce1-460d-b4d8-d5737dbe460e.png?v=1763257637","url":"https:\/\/bpratv.com\/products\/yamaha-yfz450r-kibblewhite-1mm-valve-kit-stainless-red-seals","provider":"BPRATV","version":"1.0","type":"link"}