{"product_id":"yamaha-yfz450r-yfz-450r-oil-pump-98mm-big-bore-complete-motor-engine-rebuild-kit","title":"Yamaha YFZ450R YFZ 450R Oil Pump 98mm Big Bore Complete Motor Engine Rebuild Kit","description":"\u003cp style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: 0.001px; color: transparent;\"\u003eP400485100047,21003-K02, 4406, CBK0179, 18P-13300-00-00,808944,4906M09800, K022,20003, 4865M09500, C7908, 71014-5, CR8EIX, 20003, M1006, C7908, 71014-5, 2S2-11181-00-00, 3VD-14613-01-00, 21003, 2S2-11181-00-00, 4906M09800 247952 M1009 222086, 5TG-11631-12-00 5TG-11633-10-005TG-11631-21-00 2S2-11181-00-00, 93450-22027-00 2S2-11181-00-00 2S2-11351-00-00 4FM-12213-00-00, 94591-57120-00, 2S2-11311-30-00, 4FM-12213-00 2S2-11311-30-00, C3178, C3279,18P-11400-04-00, 93306-30644-00, 18P-11400-00-00, 18P-11400-02-00, 18P-11400-04-00, 93306-30644-00,Yamaha YFZ450R 98mm Big Bore Complete Engine Rebuild Kit + Oil Pump NEW YFZ450R 98mm Big Bore Motor Rebuild Kit Nikasil Cylinder Forged Piston NEW YFZ450R 98mm Big Bore Full Engine Rebuild Kit Crank Bearings Oil Pump Yamaha YFZ450R Complete Motor Rebuild Kit 98mm Nikasil Cylinder OEM Upgrade YFZ450R Big Bore Engine Kit 98mm Nikasil Cylinder Crank Clutch Oil Pump\u003c\/span\u003e\u003c\/p\u003e \u003cdiv style=\"max-width: 800px; margin: 0px auto; font-family: Arial, Helvetica, sans-serif; line-height: 1.5;\"\u003e \u003ch2 style=\"color: rgb(34, 34, 34); text-align: center; font-size: 26px; margin: 0px 0px 12px;\"\u003e \u003cstrong\u003e🔥 YFZ450R 98mm Big Bore Complete Engine Rebuild Kit + Oil Pump 🔥\u003c\/strong\u003e \u003c\/h2\u003e \u003ch3 style=\"color: rgb(204, 0, 0); margin: 20px 0px 6px; text-align: center;\"\u003e🛠️ Unleash Extreme Power: Transform Your YFZ450R into a Big Bore Beast!\u003c\/h3\u003e \u003cp style=\"color: rgb(34, 34, 34); text-align: center;\"\u003e\u003cspan style=\"font-size:16px;\"\u003ePrepare to dominate with our \u003cstrong\u003e98mm Big Bore Complete Motor Engine Rebuild Kit\u003c\/strong\u003e for your Yamaha YFZ450R! This isn't just a repair kit; it's a total transformation designed to unlock immense power and torque across the entire RPM range. You'll experience a thrilling surge in performance, making every ride more exhilarating than the last. This comprehensive, bolt-on kit requires \u003cstrong\u003eno machining\u003c\/strong\u003e and is engineered for seamless integration, letting you get back to tearing up the trails or track with an engine that feels brand new, only stronger!\u003c\/span\u003e\u003c\/p\u003e \u003ch3 style=\"color: rgb(204, 0, 0); margin: 20px 0px 6px; text-align: center;\"\u003e✅ Top-Tier Components for Unrivaled Durability \u0026amp; Reliability: Built to Last!\u003c\/h3\u003e \u003cp style=\"color: rgb(34, 34, 34); text-align: center;\"\u003e\u003cspan style=\"font-size:16px;\"\u003eEvery component in this kit is selected for its superior quality and performance, ensuring your YFZ450R runs flawlessly. It features a durable \u003cstrong\u003eBPRATV 98mm Big Bore Nikasil Cylinder\u003c\/strong\u003e (with a 1-year warranty*), paired with your choice of a premium \u003cstrong\u003eWiseco, Wossner, CP Carrillo, or JE Forged Piston Kit\u003c\/strong\u003e. The heart of this kit is a robust \u003cstrong\u003eHot Rods Crankshaft with rod\u003c\/strong\u003e, complemented by high-grade \u003cstrong\u003eSKF or Hot Rods OEM upgrade main crank bearings\u003c\/strong\u003e. We've included a \u003cstrong\u003ewater pump rebuild kit\u003c\/strong\u003e (with mechanical seal and bearing), \u003cstrong\u003etransmission, counter balancer, and shift cam bearings\u003c\/strong\u003e for a complete overhaul. Plus, you get a full \u003cstrong\u003eCometic MLS big bore head gasket\u003c\/strong\u003e, complete gasket kit, crankcase oil seal kit, and \u003cstrong\u003eViton valve stem seals\u003c\/strong\u003e for unbeatable sealing.\u003c\/span\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eBPRATV 98mm Big Bore Nikasil Cylinder\u003c\/strong\u003e (1 year warranty)* for longevity.\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eWiseco, Wossner, CP Carrillo, or JE Forged Piston Kit*\u003c\/strong\u003e with hi-temp rings, wrist pin, and circlips.\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eHot Rods crankshaft with assembled connecting rod\u003c\/strong\u003e for robust bottom end.\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eSKF or Hot Rods OEM upgrade main crank bearings\u003c\/strong\u003e.\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eWater pump rebuild kit\u003c\/strong\u003e including mechanical seal and bearing.\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003eAll necessary \u003cstrong\u003etransmission, counter balancer, and shift cam bearings\u003c\/strong\u003e.\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003eComplete gasket kit with \u003cstrong\u003eCometic MLS big bore head gasket\u003c\/strong\u003e.\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003eComplete \u003cstrong\u003ecrankcase oil seal kit\u003c\/strong\u003e and \u003cstrong\u003eViton Valve stem seals\u003c\/strong\u003e.\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003eNew \u003cstrong\u003eTiming chain\u003c\/strong\u003e and \u003cstrong\u003eNew heavy duty clutch kit\u003c\/strong\u003e.\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003eNew Aftermarket Replacement \u003cstrong\u003eOil Pump\u003c\/strong\u003e for optimal lubrication.\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eBPRATV Talon Titanium cylinder head stud kit\u003c\/strong\u003e for superior clamping force.\u003c\/span\u003e\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"color: rgb(204, 0, 0); margin: 20px 0px 6px; text-align: center;\"\u003e📦 Bolt-On Convenience \u0026amp; Broad Compatibility: All-Inclusive \u0026amp; Worry-Free!\u003c\/h3\u003e \u003cp style=\"color: rgb(34, 34, 34); text-align: center;\"\u003e\u003cspan style=\"font-size:16px;\"\u003eThis \u003cstrong\u003ecomplete motor engine rebuild kit\u003c\/strong\u003e is a true game-changer because it's a \u003cstrong\u003ebolt-on kit that requires no machining of any kind\u003c\/strong\u003e! It \u003cstrong\u003eWORKS ON ALL YAMAHA YFZ450R MODELS \u003c\/strong\u003e(2009-2013), making it incredibly versatile. Whether you run on \u003cstrong\u003epump or race gas\u003c\/strong\u003e, this engine is built to perform. All parts are \u003cstrong\u003enew in the original packaging\u003c\/strong\u003e, and the \u003cstrong\u003eoriginal manufacturers' warranties apply\u003c\/strong\u003e*, giving you ultimate peace of mind. Please note: This kit \u003cstrong\u003eDOES NOT FIT YFZ450 CARB MODEL\u003c\/strong\u003e ATVs. Get ready for a hassle-free rebuild and exhilarating performance!\u003c\/span\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eWORKS ON ALL YAMAHA YFZ450R \u0026amp; YFZ450X MODELS 2009-2013\u003c\/strong\u003e (Fuel Injected).\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eBolt-on kit\u003c\/strong\u003e requires \u003cstrong\u003eno machining of any kind\u003c\/strong\u003e.\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003eRuns seamlessly on both \u003cstrong\u003epump or race gas\u003c\/strong\u003e.\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003eAll parts are \u003cstrong\u003enew in the original packaging\u003c\/strong\u003e.\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003eOriginal manufacturers' warranties apply*.\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eDOES NOT FIT YFZ450 CARB MODEL\u003c\/strong\u003e.\u003c\/span\u003e\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"color: rgb(204, 0, 0); margin: 20px 0px 6px; text-align: center;\"\u003e🌟 Why Choose BPRATV? Your Partner for Ultimate ATV Performance!\u003c\/h3\u003e \u003cp style=\"color: rgb(34, 34, 34); text-align: center; margin: 0px 20px;\"\u003e\u003cspan style=\"font-size:16px;\"\u003eAt BPRATV, we stand by our mission: \u003cstrong\u003eThe Best Parts. The Best Performance. The Best Price.\u003c\/strong\u003e This YFZ450R Big Bore Complete Engine Rebuild Kit reflects our unwavering commitment to providing top-tier components that unleash your ATV's full potential. Trust BPRATV for the power and reliability you demand!\u003c\/span\u003e\u003c\/p\u003e \u003cp style=\"color: rgb(34, 34, 34); text-align: center; margin: 0px 20px;\"\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e \u003cp style=\"color: rgb(34, 34, 34); text-align: center; margin: 0px 20px;\"\u003e\u003cspan style=\"color:#38761d;font-size:16px;\"\u003e\u003cstrong\u003e\u003cem\u003eRebuild, ride, and conquer. Order your YFZ450R Big Bore Kit today! 🏁\u003c\/em\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e \u003cp style=\"color: rgb(34, 34, 34); text-align: center; margin: 0px 20px;\"\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e \u003cp style=\"color: rgb(34, 34, 34); text-align: center; margin: 0px 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=\"color: rgb(34, 34, 34); text-align: center; margin: 0px 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; margin: 20px 0px 0px;\"\u003e\u003cspan style=\"font-size: 10px;\"\u003e\u003cspan style=\"color: rgb(102, 102, 102);\"\u003e© BPRATV LLC\u003cbr\u003e\u003cbr\u003e1-year limited warranty from the manufacturer for material or workmanship defects.*\u003cbr\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv align=\"center\" style=\"\"\u003e\u003cspan style=\"font-size: 10px;\"\u003e\u003cspan style=\"color: rgb(102, 102, 102);\"\u003eDue to the nature of high performance and racing applications, BPRATV LLC components are sold without express warranty or any implied warranty of merchantability or fitness for a specific purpose. BPRATV LLC shall not, under any circumstances, be liable for any specific, incidental or consequential damages, including, but not limited to, damage, or loss of property or equipment, loss of profits or revenue(s), cost of purchased or replacement goods, or claims of customers of the purpose, which may arise and\/or shall result from sale, installation or use of these parts. Installation of these parts may void vehicle manufacturers warranty coverage and\/or may cause the vehicle to be illegal in some locations.\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv align=\"center\" style=\"\"\u003e\u003cspan style=\"\"\u003e\u003cspan style=\"\"\u003e\u003cspan style=\"\"\u003e\u003cspan style=\"font-size: 10px;\"\u003e\u003cspan style=\"color: rgb(102, 102, 102);\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv align=\"center\" style=\"\"\u003e\u003cspan style=\"font-size: 10px;\"\u003e\u003cspan style=\"color: rgb(102, 102, 102);\"\u003eThis product is exempt from the emission standards and related requirements of 40 C.F.R. § 1051 as provided by 40 C.F.R. § 1051.620, and California law [e.g., vehicle code§§ 27156 and 38391]. This product is sold only for use in connection with EPA -certified, purpose-built, nonroad vehicles used solely for closed course, nonroad competition\/racing and not used for any recreational purpose or on public highways or right of ways maintained by and open to the public. This product is sold only in connection with machines that do not fall under state and\/or federal noise or emission standards\/regulations. Purchasers who\/that purchase this product represent and warrant that the product is purchased only in connection with EPA -certified, emission-regulations-exempt and noise-regulations-exempt competition\/racing vehicles as interpreted under applicable state and\/or federal law.\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e \u003c\/div\u003e \u003cp style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: 0.001px; color: transparent;\"\u003e* Yamaha YFZ450R 98mm Big Bore Complete Engine Rebuild Kit + Oil Pump NEW * YFZ450R 98mm Big Bore Motor Rebuild Kit Nikasil Cylinder Forged Piston * NEW YFZ450R 98mm Big Bore Full Engine Rebuild Kit Crank Bearings Oil Pump * Yamaha YFZ450R Complete Motor Rebuild Kit 98mm Nikasil Cylinder OEM Upgrade * YFZ450R Big Bore Engine Kit 98mm Nikasil Cylinder Crank Clutch Oil Pump --- ### **Recommended eBay Product Category:** * Parts \u0026amp; Accessories \u0026gt; ATV, Side-by-Side \u0026amp; UTV Parts \u0026amp; Accessories \u0026gt; Engine \u0026amp; Drivetrain \u0026gt; Engine Rebuild Kits --- ### **Recommended Secondary Category:** * Parts \u0026amp; Accessories \u0026gt; ATV, Side-by-Side \u0026amp; UTV Parts \u0026amp; Accessories \u0026gt; Engine \u0026amp; Drivetrain \u0026gt; Cylinders --- ### **H1 Headings (Max 7 words):** * YFZ450R 98mm Big Bore Rebuild * Complete YFZ450R Engine Kit * Unleash YFZ450R Fuel Injected Power * YFZ450R Full Motor Overhaul * Big Bore YFZ450R Ready To Race --- ### **Broad Match Keywords Used:** * **Yamaha YFZ450R** engine rebuild kit * **YFZ 450R** complete motor * **98mm Big Bore** * **Nikasil Cylinder** YFZ450R * **Wiseco, Wossner, CP Carrillo, JE Forged Piston Kit** * **Hi temp piston rings** * **Wrist pin** * **Circlips** * **Hot rods or Wiseco crank with rod** * **SKF or hot rods OEM upgrade main crank bearings** * **Water pump rebuild kit** * **Water pump mechanical seal** * **Water pump bearing** * **Transmission bearings** * **Counter balancer bearings** * **Shift cam bearing** * **Complete gasket kit** * **Cometic MLS big bore head gasket** * **Complete crankcase oil seal kit** * **Viton Valve stem seals** * **New Timing chain** * **New heavy duty clutch kit** * **New Aftermarket Replacement Oil Pump** * **BPRATV Talon Titanium cylinder head stud kit** * **Bolt on kit no machining** * **Runs on pump or race gas** * **YFZ450R fuel injected** --- ### **Meta Title:** YFZ450R 98mm Big Bore Complete Engine Rebuild Kit + Oil Pump \u0026amp; Ti Studs! --- ### **Meta Description:** Transform your YFZ450R with our 98mm Big Bore Complete Engine Rebuild Kit! Includes Nikasil cylinder, forged piston, crank, bearings, Cometic gaskets, heavy-duty clutch, oil pump \u0026amp; BPRATV Titanium studs. Bolt-on, no machining! --- ### **OEM Cross Reference:** OEM Cylinder replaced by BPRATV 98mm Big Bore Nikasil Cylinder. (No direct OEM part number for this specific big bore upgrade, as it's an enhancement). OEM Piston Assembly replaced by Wiseco\/Wossner\/CP\/JE Forged Piston Kit. OEM Crank replaced by Hot Rods or Wiseco crank with rod. OEM Main Crank Bearings replaced by SKF or Hot Rods OEM upgrade main crank bearings. OEM Water Pump Rebuild Kit components (mechanical seal, bearing) replaced by new kit. OEM Transmission Bearings, Counter Balancer Bearings, Shift Cam Bearing replaced by new bearings. OEM Gasket Kit replaced by Complete Gasket Kit with Cometic MLS big bore head gasket. (Specific OEM gasket numbers vary, but this kit replaces the full top end and crankcase gasket set). OEM Oil Seal Kit replaced by Complete crankcase oil seal kit. OEM Valve Stem Seals replaced by Viton Valve stem seals. OEM Timing Chain replaced by New Timing chain. OEM Clutch Kit replaced by New heavy duty clutch kit. OEM Oil Pump replaced by New Aftermarket Replacement Oil Pump. OEM Cylinder Head Studs replaced by BPRATV Talon Titanium cylinder head stud kit. This comprehensive kit provides new or upgraded replacements for almost all internal moving parts and seals within the engine, exceeding the scope of typical OEM part cross-referencing for individual components.\u003c\/span\u003e\u003c\/p\u003e","brand":"BPRATV","offers":[{"title":"Default Title","offer_id":45239997694149,"sku":"284406581252\/21003\/4406\/808944\/822350","price":1288.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0593\/1083\/3861\/files\/yamaha-yfz450r-yfz-450r-oil-pump-98mm-big-bore-complete-motor-engine-rebuild-kit.png?v=1761258624","url":"https:\/\/bpratv.com\/products\/yamaha-yfz450r-yfz-450r-oil-pump-98mm-big-bore-complete-motor-engine-rebuild-kit","provider":"BPRATV","version":"1.0","type":"link"}