{"product_id":"complete-yamaha-yfz450-engine-rebuild-kit-bpratv-wiseco","title":"Yamaha YFZ450 YFZ 450 Engine Rebuild Kit Wiseco Crank Piston Cylinder Stock Bore","description":"\u003cp style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: 0.000001px; color: transparent;\"\u003eComplete Yamaha YFZ450 engine rebuild kit by BPRATV with Wiseco crank, piston, stock bore cylinder, and full gasket and seal coverage.\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 Stock Bore Engine Rebuild Kit – Wiseco Crank, Piston \u0026amp; Cylinder\u003c\/strong\u003e \u003c\/h2\u003e \u003ch3 style=\"color:#c00;margin:20px 0 6px;text-align:center;\"\u003eComplete Bottom End \u0026amp; Top End Rebuild Solution\u003c\/h3\u003e \u003cp style=\"text-align:center;\"\u003e\u003cspan style=\"font-size:16px;\"\u003eRestore factory power and long-term reliability with the \u003cstrong\u003eBPRATV \/ Wiseco \/ Cometic Yamaha YFZ450 Engine Rebuild Kit\u003c\/strong\u003e, featuring premium components from \u003cstrong\u003eWiseco\u003c\/strong\u003e, \u003cstrong\u003eCometic, NTN, Koyo\u003c\/strong\u003e, and \u003cstrong\u003eBPRATV\u003c\/strong\u003e. This kit is engineered for riders who demand OEM-level fitment with race-proven durability.\u003c\/span\u003e\u003c\/p\u003e \u003ch3 style=\"color:#c00;margin:20px 0 6px;text-align:center;\"\u003e🔥 Key Features \u0026amp; Benefits\u003c\/h3\u003e \u003cp style=\"text-align:center;\"\u003e\u003cspan style=\"font-size:16px;\"\u003eDesigned for serious riders and builders, this kit includes everything needed for a full engine rebuild using \u003cstrong\u003edirect bolt-on\u003c\/strong\u003e components—no guesswork, no shortcuts.\u003c\/span\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003eStock bore design maintains OEM compression and reliability\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003eWiseco forged internals for maximum strength and longevity\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003eNikasil plated cylinder for superior heat transfer and wear resistance\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003eComplete gasket and seal coverage for top and bottom end rebuild\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003eBacked by a full 1-year manufacturer warranty\u003c\/span\u003e\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"color:#c00;margin:20px 0 6px;text-align:center;\"\u003e📦 Complete List of Included Parts\u003c\/h3\u003e \u003cp style=\"text-align:center;\"\u003e\u003cspan style=\"font-size:16px;\"\u003eThis kit includes all critical components required to rebuild your Yamaha YFZ450 engine from the crankshaft up.\u003c\/span\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003eBPRATV 95mm stock bore Nikasil plated cylinder (1-year warranty)\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003eWiseco 12:1 compression 95mm stock bore forged piston\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003eWiseco piston ring set\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003eWiseco piston circlips\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003eWiseco heavy duty complete assembled crankshaft with connecting rod\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003eWiseco heavy duty main bearings (Koyo or NTN – Made in Japan)\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003eCometic complete top end gasket kit\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003eViton valve stem seals\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003eWiseco complete bottom end gasket kit (manufactured by Cometic or Athena)\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\n\u003cspan style=\"font-size:16px;\"\u003eWiseco complete bottom end engine seal kit \u003c\/span\u003e(manufactured by Cometic or Athena)\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003eBPRATV Talon heavy duty OEM replacement cam timing chain\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;\"\u003eDesigned specifically for \u003cstrong\u003ecarbureted \u003c\/strong\u003eYamaha YFZ450 models, ensuring precise fitment and reliable performance.\u003c\/span\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003eYamaha YFZ450 Carbureted Models\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003eModel Years: 2004\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003eModel Years: 2005\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003eModel Years: 2006–2009\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size:16px;\"\u003eModel Years: 2012–2013\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\n\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eQ: Does this kit require machine work?\u003c\/strong\u003e\u003c\/span\u003e \u003cp style=\"text-align:left;margin:0 0 10px 0;\"\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eA:\u003c\/strong\u003e No. This is a stock bore, direct bolt-on rebuild kit.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e \u003cli\u003e\n\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eQ: Is the crankshaft fully assembled?\u003c\/strong\u003e\u003c\/span\u003e \u003cp style=\"text-align:left;margin:0 0 10px 0;\"\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes. The Wiseco crank comes fully assembled and ready to install.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e \u003cli\u003e\n\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eQ: Are all gaskets and seals included?\u003c\/strong\u003e\u003c\/span\u003e \u003cp style=\"text-align:left;margin:0 0 10px 0;\"\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes. Complete top end and bottom end gasket and seal kits are included.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e \u003cli\u003e\n\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eQ: What warranty is included?\u003c\/strong\u003e\u003c\/span\u003e \u003cp style=\"text-align:left;margin:0 0 10px 0;\"\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Includes a 1-year manufacturer warranty for peace of mind.\u003c\/span\u003e\u003c\/p\u003e\n\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. The Best Price.\u003c\/strong\u003e Every rebuild kit is assembled with industry-leading components and real-world riding experience. Trust BPRATV to keep your \u003cstrong\u003eYamaha YFZ450\u003c\/strong\u003e 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\u003eRebuild with confidence — order your BPRATV YFZ450 engine kit 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 1-year limited warranty from the manufacturer for material or workmanship defects.*\u003cbr\u003e\u003cbr\u003e Due 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 be liable for incidental or consequential damages. Installation may void manufacturer warranty and may be illegal in some locations. This product is sold for closed-course competition use only and is exempt from EPA emission standards under applicable regulations.\u003c\/p\u003e\n\u003cp style=\"text-align:center;font-size:10px;color:#555;margin:20px 0 0px;\"\u003e\u003c\/p\u003e \u003c\/div\u003e \u003c!-- SEO URL Handle: bpratv-yamaha-yfz450-stock-bore-engine-rebuild-kit-wiseco-crank-piston Top 10 eBay SEO Keywords: yamaha yfz450 rebuild kit yfz450 engine rebuild wiseco yfz450 crank yfz450 piston cylinder kit yfz450 bottom end rebuild yfz450 motor rebuild kit yamaha yfz450 crankshaft yfz450 complete engine kit bpratv yfz450 rebuild yfz450 stock bore kit Top 10 Search Engine Keywords: yamaha yfz450 engine rebuild kit wiseco yfz450 piston crank kit yfz450 stock bore cylinder kit yfz450 bottom end rebuild kit yfz450 complete motor rebuild bpratv yfz450 engine kit yfz450 nikasil cylinder yfz450 forged piston kit yfz450 crankshaft rebuild yfz450 performance rebuild kit eBay Listing Titles (79–80 Characters): Yamaha YFZ450 Engine Rebuild Kit Wiseco Crank Piston Cylinder 2004-2013 YFZ450 Complete Engine Rebuild Kit Wiseco Crank Stock Bore 04-13 Yamaha YFZ450 Motor Rebuild Kit Wiseco Crank Piston Cylinder Stock Bore BPRATV YFZ450 Engine Rebuild Kit Wiseco Crank Piston 2004-2013 YFZ450 Bottom End Rebuild Kit Wiseco Crank Cylinder Piston Stock Bore Recommended eBay Primary Category: ATV, Side-by-Side \u0026 UTV Parts \u0026 Accessories \u003e Engines \u0026 Engine Parts Recommended Secondary Category: ATV, Side-by-Side \u0026 UTV Parts \u0026 Accessories \u003e Pistons, Rings \u0026 Kits Broad Match Keywords: yamaha yfz450 yfz450 rebuild yfz450 engine kit wiseco crank wiseco piston yfz450 cylinder yfz450 motor bpratv atv engine rebuild yfz450 parts performance atv rebuild stock bore yfz450 Meta Title: Yamaha YFZ450 Engine Rebuild Kit | Wiseco Crank Piston Stock Bore 2004-2013 Meta Description: Complete Yamaha YFZ450 engine rebuild kit with Wiseco crank, piston, stock bore cylinder, and gaskets. Direct bolt-on fit for 2004–2013 carbureted models. --\u003e","brand":"Wiseco","offers":[{"title":"Default Title","offer_id":45564335915205,"sku":"287045233253\/JT\/4865M09500\/WPC231\/20001\/C3066\/*118","price":848.88,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0593\/1083\/3861\/files\/wpc231yamaha-yfz450-yfz-450-stock-bore-cylinder-piston-wiseco-crank-motor-rebuild-2_7b032600-bd51-491d-9de7-3437c1f52f78.png?v=1767224225","url":"https:\/\/bpratv.com\/products\/complete-yamaha-yfz450-engine-rebuild-kit-bpratv-wiseco","provider":"BPRATV","version":"1.0","type":"link"}